diff --git a/app/Builders/ArticleFavoriteList.php b/app/Builders/ArticleFavoriteList.php
index 20e856a6..b81a55d7 100644
--- a/app/Builders/ArticleFavoriteList.php
+++ b/app/Builders/ArticleFavoriteList.php
@@ -4,6 +4,7 @@ namespace App\Builders;
 
 use App\Repos\Article as ArticleRepo;
 use App\Repos\User as UserRepo;
+use Phalcon\Text;
 
 class ArticleFavoriteList extends Builder
 {
@@ -38,7 +39,8 @@ class ArticleFavoriteList extends Builder
 
         $columns = [
             'id', 'title', 'cover',
-            'view_count', 'like_count', 'comment_count', 'favorite_count',
+            'view_count', 'like_count',
+            'comment_count', 'favorite_count',
         ];
 
         $articles = $articleRepo->findByIds($ids, $columns);
@@ -48,7 +50,11 @@ class ArticleFavoriteList extends Builder
         $result = [];
 
         foreach ($articles->toArray() as $article) {
-            $article['cover'] = $baseUrl . $article['cover'];
+
+            if (!empty($article['cover']) && !Text::startsWith($article['cover'], 'http')) {
+                $article['cover'] = $baseUrl . $article['cover'];
+            }
+
             $result[$article['id']] = $article;
         }
 
diff --git a/app/Builders/QuestionFavoriteList.php b/app/Builders/QuestionFavoriteList.php
new file mode 100644
index 00000000..0f2cba55
--- /dev/null
+++ b/app/Builders/QuestionFavoriteList.php
@@ -0,0 +1,84 @@
+<?php
+
+namespace App\Builders;
+
+use App\Repos\Question as QuestionRepo;
+use App\Repos\User as UserRepo;
+use Phalcon\Text;
+
+class QuestionFavoriteList extends Builder
+{
+
+    public function handleQuestions(array $relations)
+    {
+        $questions = $this->getQuestions($relations);
+
+        foreach ($relations as $key => $value) {
+            $relations[$key]['question'] = $questions[$value['question_id']] ?? new \stdClass();
+        }
+
+        return $relations;
+    }
+
+    public function handleUsers(array $relations)
+    {
+        $users = $this->getUsers($relations);
+
+        foreach ($relations as $key => $value) {
+            $relations[$key]['user'] = $users[$value['user_id']] ?? new \stdClass();
+        }
+
+        return $relations;
+    }
+
+    public function getQuestions(array $relations)
+    {
+        $ids = kg_array_column($relations, 'question_id');
+
+        $questionRepo = new QuestionRepo();
+
+        $columns = [
+            'id', 'title', 'cover',
+            'view_count', 'like_count',
+            'answer_count', 'favorite_count',
+        ];
+
+        $questions = $questionRepo->findByIds($ids, $columns);
+
+        $baseUrl = kg_cos_url();
+
+        $result = [];
+
+        foreach ($questions->toArray() as $question) {
+
+            if (!empty($question['cover']) && !Text::startsWith($question['cover'], 'http')) {
+                $question['cover'] = $baseUrl . $question['cover'];
+            }
+
+            $result[$question['id']] = $question;
+        }
+
+        return $result;
+    }
+
+    public function getUsers(array $relations)
+    {
+        $ids = kg_array_column($relations, 'user_id');
+
+        $userRepo = new UserRepo();
+
+        $users = $userRepo->findByIds($ids, ['id', 'name', 'avatar']);
+
+        $baseUrl = kg_cos_url();
+
+        $result = [];
+
+        foreach ($users->toArray() as $user) {
+            $user['avatar'] = $baseUrl . $user['avatar'];
+            $result[$user['id']] = $user;
+        }
+
+        return $result;
+    }
+
+}
diff --git a/app/Builders/QuestionList.php b/app/Builders/QuestionList.php
index 95299dfb..3987fac9 100644
--- a/app/Builders/QuestionList.php
+++ b/app/Builders/QuestionList.php
@@ -2,6 +2,8 @@
 
 namespace App\Builders;
 
+use App\Caches\CategoryList as CategoryListCache;
+use App\Models\Category as CategoryModel;
 use App\Repos\User as UserRepo;
 
 class QuestionList extends Builder
@@ -16,6 +18,17 @@ class QuestionList extends Builder
         return $questions;
     }
 
+    public function handleCategories(array $articles)
+    {
+        $categories = $this->getCategories();
+
+        foreach ($articles as $key => $article) {
+            $articles[$key]['category'] = $categories[$article['category_id']] ?? new \stdClass();
+        }
+
+        return $articles;
+    }
+
     public function handleUsers(array $questions)
     {
         $users = $this->getUsers($questions);
@@ -28,6 +41,26 @@ class QuestionList extends Builder
         return $questions;
     }
 
+    public function getCategories()
+    {
+        $cache = new CategoryListCache();
+
+        $items = $cache->get(CategoryModel::TYPE_QUESTION);
+
+        if (empty($items)) return [];
+
+        $result = [];
+
+        foreach ($items as $item) {
+            $result[$item['id']] = [
+                'id' => $item['id'],
+                'name' => $item['name'],
+            ];
+        }
+
+        return $result;
+    }
+
     public function getUsers($questions)
     {
         $ownerIds = kg_array_column($questions, 'owner_id');
diff --git a/app/Console/Tasks/SitemapTask.php b/app/Console/Tasks/SitemapTask.php
index ad686103..a86751c8 100644
--- a/app/Console/Tasks/SitemapTask.php
+++ b/app/Console/Tasks/SitemapTask.php
@@ -8,6 +8,7 @@ use App\Models\Course as CourseModel;
 use App\Models\Help as HelpModel;
 use App\Models\ImGroup as ImGroupModel;
 use App\Models\Page as PageModel;
+use App\Models\Question as QuestionModel;
 use App\Models\Topic as TopicModel;
 use App\Models\User as UserModel;
 use App\Services\Service as AppService;
@@ -37,6 +38,7 @@ class SitemapTask extends Task
         $this->addIndex();
         $this->addCourses();
         $this->addArticles();
+        $this->addQuestions();
         $this->addTeachers();
         $this->addTopics();
         $this->addImGroups();
@@ -66,7 +68,11 @@ class SitemapTask extends Task
         /**
          * @var Resultset|CourseModel[] $courses
          */
-        $courses = CourseModel::query()->where('published = 1')->execute();
+        $courses = CourseModel::query()
+            ->where('published = 1')
+            ->orderBy('id DESC')
+            ->limit(500)
+            ->execute();
 
         if ($courses->count() == 0) return;
 
@@ -81,7 +87,11 @@ class SitemapTask extends Task
         /**
          * @var Resultset|ArticleModel[] $articles
          */
-        $articles = ArticleModel::query()->where('published = 1')->execute();
+        $articles = ArticleModel::query()
+            ->where('published = :published:', ['published' => ArticleModel::PUBLISH_APPROVED])
+            ->orderBy('id DESC')
+            ->limit(500)
+            ->execute();
 
         if ($articles->count() == 0) return;
 
@@ -91,6 +101,25 @@ class SitemapTask extends Task
         }
     }
 
+    protected function addQuestions()
+    {
+        /**
+         * @var Resultset|QuestionModel[] $questions
+         */
+        $questions = QuestionModel::query()
+            ->where('published = :published:', ['published' => QuestionModel::PUBLISH_APPROVED])
+            ->orderBy('id DESC')
+            ->limit(500)
+            ->execute();
+
+        if ($questions->count() == 0) return;
+
+        foreach ($questions as $question) {
+            $loc = sprintf('%s/question/%s', $this->siteUrl, $question->id);
+            $this->sitemap->addItem($loc, 0.8);
+        }
+    }
+
     protected function addTeachers()
     {
         /**
diff --git a/app/Http/Admin/Controllers/AnswerController.php b/app/Http/Admin/Controllers/AnswerController.php
new file mode 100644
index 00000000..f2f3e38e
--- /dev/null
+++ b/app/Http/Admin/Controllers/AnswerController.php
@@ -0,0 +1,81 @@
+<?php
+
+namespace App\Http\Admin\Controllers;
+
+use App\Http\Admin\Services\Answer as AnswerService;
+
+/**
+ * @RoutePrefix("/admin/answer")
+ */
+class AnswerController extends Controller
+{
+
+    /**
+     * @Get("/search", name="admin.answer.search")
+     */
+    public function searchAction()
+    {
+
+    }
+
+    /**
+     * @Get("/list", name="admin.answer.list")
+     */
+    public function listAction()
+    {
+        $answerService = new AnswerService();
+
+        $pager = $answerService->getAnswers();
+
+        $this->view->setVar('pager', $pager);
+    }
+
+    /**
+     * @Post("/{id:[0-9]+}/update", name="admin.answer.update")
+     */
+    public function updateAction($id)
+    {
+        $answerService = new AnswerService();
+
+        $answerService->updateAnswer($id);
+
+        $content = ['msg' => '更新回答成功'];
+
+        return $this->jsonSuccess($content);
+    }
+
+    /**
+     * @Post("/{id:[0-9]+}/delete", name="admin.answer.delete")
+     */
+    public function deleteAction($id)
+    {
+        $answerService = new AnswerService();
+
+        $answerService->deleteAnswer($id);
+
+        $content = [
+            'location' => $this->request->getHTTPReferer(),
+            'msg' => '删除回答成功',
+        ];
+
+        return $this->jsonSuccess($content);
+    }
+
+    /**
+     * @Post("/{id:[0-9]+}/restore", name="admin.answer.restore")
+     */
+    public function restoreAction($id)
+    {
+        $answerService = new AnswerService();
+
+        $answerService->restoreAnswer($id);
+
+        $content = [
+            'location' => $this->request->getHTTPReferer(),
+            'msg' => '还原回答成功',
+        ];
+
+        return $this->jsonSuccess($content);
+    }
+
+}
diff --git a/app/Http/Admin/Controllers/ArticleController.php b/app/Http/Admin/Controllers/ArticleController.php
index 7fd4a3b4..26efde1d 100644
--- a/app/Http/Admin/Controllers/ArticleController.php
+++ b/app/Http/Admin/Controllers/ArticleController.php
@@ -54,19 +54,6 @@ class ArticleController extends Controller
         $this->view->setVar('pager', $pager);
     }
 
-    /**
-     * @Get("/list/pending", name="admin.article.pending_list")
-     */
-    public function pendingListAction()
-    {
-        $articleService = new ArticleService();
-
-        $pager = $articleService->getPendingArticles();
-
-        $this->view->pick('article/pending_list');
-        $this->view->setVar('pager', $pager);
-    }
-
     /**
      * @Get("/add", name="admin.article.add")
      */
@@ -106,10 +93,8 @@ class ArticleController extends Controller
     {
         $articleService = new ArticleService();
 
-        $rejectOptions = $articleService->getRejectOptions();
         $article = $articleService->getArticle($id);
 
-        $this->view->setVar('reject_options', $rejectOptions);
         $this->view->setVar('article', $article);
     }
 
@@ -184,22 +169,31 @@ class ArticleController extends Controller
     }
 
     /**
-     * @Post("/{id:[0-9]+}/review", name="admin.article.review")
+     * @Route("/{id:[0-9]+}/review", name="admin.article.review")
      */
     public function reviewAction($id)
     {
         $articleService = new ArticleService();
 
-        $articleService->reviewArticle($id);
+        if ($this->request->isPost()) {
 
-        $location = $this->url->get(['for' => 'admin.article.pending_list']);
+            $articleService->reviewArticle($id);
 
-        $content = [
-            'location' => $location,
-            'msg' => '审核文章成功',
-        ];
+            $location = $this->url->get(['for' => 'admin.mod.articles']);
 
-        return $this->jsonSuccess($content);
+            $content = [
+                'location' => $location,
+                'msg' => '审核文章成功',
+            ];
+
+            return $this->jsonSuccess($content);
+        }
+
+        $rejectOptions = $articleService->getRejectOptions();
+        $article = $articleService->getArticle($id);
+
+        $this->view->setVar('reject_options', $rejectOptions);
+        $this->view->setVar('article', $article);
     }
 
 }
diff --git a/app/Http/Admin/Controllers/ModerationController.php b/app/Http/Admin/Controllers/ModerationController.php
index 75c81808..f5fb5dbb 100644
--- a/app/Http/Admin/Controllers/ModerationController.php
+++ b/app/Http/Admin/Controllers/ModerationController.php
@@ -22,4 +22,16 @@ class ModerationController extends Controller
         $this->view->setVar('pager', $pager);
     }
 
+    /**
+     * @Get("/questions", name="admin.mod.questions")
+     */
+    public function questionsAction()
+    {
+        $modService = new ModerationService();
+
+        $pager = $modService->getQuestions();
+
+        $this->view->setVar('pager', $pager);
+    }
+
 }
diff --git a/app/Http/Admin/Controllers/QuestionController.php b/app/Http/Admin/Controllers/QuestionController.php
new file mode 100644
index 00000000..ac959bfe
--- /dev/null
+++ b/app/Http/Admin/Controllers/QuestionController.php
@@ -0,0 +1,195 @@
+<?php
+
+namespace App\Http\Admin\Controllers;
+
+use App\Http\Admin\Services\Question as QuestionService;
+use App\Models\Category as CategoryModel;
+
+/**
+ * @RoutePrefix("/admin/question")
+ */
+class QuestionController extends Controller
+{
+
+    /**
+     * @Get("/category", name="admin.question.category")
+     */
+    public function categoryAction()
+    {
+        $location = $this->url->get(
+            ['for' => 'admin.category.list'],
+            ['type' => CategoryModel::TYPE_ARTICLE]
+        );
+
+        $this->response->redirect($location);
+    }
+
+    /**
+     * @Get("/search", name="admin.question.search")
+     */
+    public function searchAction()
+    {
+        $questionService = new QuestionService();
+
+        $publishTypes = $questionService->getPublishTypes();
+        $categories = $questionService->getCategories();
+        $xmTags = $questionService->getXmTags(0);
+
+        $this->view->setVar('publish_types', $publishTypes);
+        $this->view->setVar('categories', $categories);
+        $this->view->setVar('xm_tags', $xmTags);
+    }
+
+    /**
+     * @Get("/list", name="admin.question.list")
+     */
+    public function listAction()
+    {
+        $questionService = new QuestionService();
+
+        $pager = $questionService->getQuestions();
+
+        $this->view->setVar('pager', $pager);
+    }
+
+    /**
+     * @Get("/add", name="admin.question.add")
+     */
+    public function addAction()
+    {
+        $questionService = new QuestionService();
+
+        $categories = $questionService->getCategories();
+
+        $this->view->setVar('categories', $categories);
+    }
+
+    /**
+     * @Get("/{id:[0-9]+}/edit", name="admin.question.edit")
+     */
+    public function editAction($id)
+    {
+        $questionService = new QuestionService();
+
+        $publishTypes = $questionService->getPublishTypes();
+        $categories = $questionService->getCategories();
+        $question = $questionService->getQuestion($id);
+        $xmTags = $questionService->getXmTags($id);
+
+        $this->view->setVar('publish_types', $publishTypes);
+        $this->view->setVar('categories', $categories);
+        $this->view->setVar('question', $question);
+        $this->view->setVar('xm_tags', $xmTags);
+    }
+
+    /**
+     * @Get("/{id:[0-9]+}/show", name="admin.question.show")
+     */
+    public function showAction($id)
+    {
+        $questionService = new QuestionService();
+
+        $question = $questionService->getQuestion($id);
+
+        $this->view->setVar('question', $question);
+    }
+
+    /**
+     * @Post("/create", name="admin.question.create")
+     */
+    public function createAction()
+    {
+        $questionService = new QuestionService();
+
+        $question = $questionService->createQuestion();
+
+        $location = $this->url->get([
+            'for' => 'admin.question.edit',
+            'id' => $question->id,
+        ]);
+
+        $content = [
+            'location' => $location,
+            'msg' => '创建问题成功',
+        ];
+
+        return $this->jsonSuccess($content);
+    }
+
+    /**
+     * @Post("/{id:[0-9]+}/update", name="admin.question.update")
+     */
+    public function updateAction($id)
+    {
+        $questionService = new QuestionService();
+
+        $questionService->updateQuestion($id);
+
+        $content = ['msg' => '更新问题成功'];
+
+        return $this->jsonSuccess($content);
+    }
+
+    /**
+     * @Post("/{id:[0-9]+}/delete", name="admin.question.delete")
+     */
+    public function deleteAction($id)
+    {
+        $questionService = new QuestionService();
+
+        $questionService->deleteQuestion($id);
+
+        $content = [
+            'location' => $this->request->getHTTPReferer(),
+            'msg' => '删除问题成功',
+        ];
+
+        return $this->jsonSuccess($content);
+    }
+
+    /**
+     * @Post("/{id:[0-9]+}/restore", name="admin.question.restore")
+     */
+    public function restoreAction($id)
+    {
+        $questionService = new QuestionService();
+
+        $questionService->restoreQuestion($id);
+
+        $content = [
+            'location' => $this->request->getHTTPReferer(),
+            'msg' => '还原问题成功',
+        ];
+
+        return $this->jsonSuccess($content);
+    }
+
+    /**
+     * @Route("/{id:[0-9]+}/review", name="admin.question.review")
+     */
+    public function reviewAction($id)
+    {
+        $questionService = new QuestionService();
+
+        if ($this->request->isPost()) {
+
+            $questionService->reviewQuestion($id);
+
+            $location = $this->url->get(['for' => 'admin.mod.questions']);
+
+            $content = [
+                'location' => $location,
+                'msg' => '审核问题成功',
+            ];
+
+            return $this->jsonSuccess($content);
+        }
+
+        $rejectOptions = $questionService->getRejectOptions();
+        $question = $questionService->getQuestion($id);
+
+        $this->view->setVar('reject_options', $rejectOptions);
+        $this->view->setVar('question', $question);
+    }
+
+}
diff --git a/app/Http/Admin/Controllers/UploadController.php b/app/Http/Admin/Controllers/UploadController.php
index 22f2e82f..b34c5f3a 100644
--- a/app/Http/Admin/Controllers/UploadController.php
+++ b/app/Http/Admin/Controllers/UploadController.php
@@ -148,7 +148,6 @@ class UploadController extends Controller
 
         $items['user_avatar'] = $service->uploadDefaultUserAvatar();
         $items['group_avatar'] = $service->uploadDefaultGroupAvatar();
-        $items['article_cover'] = $service->uploadDefaultArticleCover();
         $items['course_cover'] = $service->uploadDefaultCourseCover();
         $items['package_cover'] = $service->uploadDefaultPackageCover();
         $items['gift_cover'] = $service->uploadDefaultGiftCover();
diff --git a/app/Http/Admin/Services/Answer.php b/app/Http/Admin/Services/Answer.php
new file mode 100644
index 00000000..093304e6
--- /dev/null
+++ b/app/Http/Admin/Services/Answer.php
@@ -0,0 +1,105 @@
+<?php
+
+namespace App\Http\Admin\Services;
+
+use App\Builders\AnswerList as AnswerListBuilder;
+use App\Library\Paginator\Query as PagerQuery;
+use App\Repos\Answer as AnswerRepo;
+use App\Validators\Answer as AnswerValidator;
+
+class Answer extends Service
+{
+
+    public function getAnswers()
+    {
+        $pagerQuery = new PagerQuery();
+
+        $params = $pagerQuery->getParams();
+
+        $params['deleted'] = $params['deleted'] ?? 0;
+
+        $sort = $pagerQuery->getSort();
+        $page = $pagerQuery->getPage();
+        $limit = $pagerQuery->getLimit();
+
+        $answerRepo = new AnswerRepo();
+
+        $pager = $answerRepo->paginate($params, $sort, $page, $limit);
+
+        return $this->handleAnswers($pager);
+    }
+
+    public function getAnswer($id)
+    {
+        return $this->findOrFail($id);
+    }
+
+    public function updateAnswer($id)
+    {
+        $answer = $this->findOrFail($id);
+
+        $post = $this->request->getPost();
+
+        $validator = new AnswerValidator();
+
+        $data = [];
+
+        if (isset($post['content'])) {
+            $data['content'] = $validator->checkContent($post['content']);
+        }
+
+        if (isset($post['published'])) {
+            $data['published'] = $validator->checkPublishStatus($post['published']);
+        }
+
+        $answer->update($data);
+
+        return $answer;
+    }
+
+    public function deleteAnswer($id)
+    {
+        $page = $this->findOrFail($id);
+
+        $page->deleted = 1;
+
+        $page->update();
+
+        return $page;
+    }
+
+    public function restoreAnswer($id)
+    {
+        $page = $this->findOrFail($id);
+
+        $page->deleted = 0;
+
+        $page->update();
+
+        return $page;
+    }
+
+    protected function findOrFail($id)
+    {
+        $validator = new AnswerValidator();
+
+        return $validator->checkAnswer($id);
+    }
+
+    protected function handleAnswers($pager)
+    {
+        if ($pager->total_items > 0) {
+
+            $builder = new AnswerListBuilder();
+
+            $pipeA = $pager->items->toArray();
+            $pipeB = $builder->handleUsers($pipeA);
+            $pipeC = $builder->objects($pipeB);
+
+            $pager->items = $pipeC;
+        }
+
+        return $pager;
+    }
+
+}
diff --git a/app/Http/Admin/Services/Article.php b/app/Http/Admin/Services/Article.php
index 98674a74..84c2d84a 100644
--- a/app/Http/Admin/Services/Article.php
+++ b/app/Http/Admin/Services/Article.php
@@ -7,15 +7,14 @@ use App\Caches\Article as ArticleCache;
 use App\Library\Paginator\Query as PagerQuery;
 use App\Library\Utils\Word as WordUtil;
 use App\Models\Article as ArticleModel;
-use App\Models\ArticleTag as ArticleTagModel;
 use App\Models\Category as CategoryModel;
 use App\Models\Reason as ReasonModel;
 use App\Models\User as UserModel;
 use App\Repos\Article as ArticleRepo;
-use App\Repos\ArticleTag as ArticleTagRepo;
 use App\Repos\Category as CategoryRepo;
 use App\Repos\Tag as TagRepo;
 use App\Repos\User as UserRepo;
+use App\Services\Logic\Article\ArticleDataTrait;
 use App\Services\Logic\Notice\System\ArticleApproved as ArticleApprovedNotice;
 use App\Services\Logic\Notice\System\ArticleRejected as ArticleRejectedNotice;
 use App\Services\Logic\Point\History\ArticlePost as ArticlePostPointHistory;
@@ -25,14 +24,7 @@ use App\Validators\Article as ArticleValidator;
 class Article extends Service
 {
 
-    public function getArticleModel()
-    {
-        $article = new ArticleModel();
-
-        $article->afterFetch();
-
-        return $article;
-    }
+    use ArticleDataTrait;
 
     public function getXmTags($id)
     {
@@ -164,14 +156,6 @@ class Article extends Service
             $data['title'] = $validator->checkTitle($post['title']);
         }
 
-        if (isset($post['cover'])) {
-            $data['cover'] = $validator->checkCover($post['cover']);
-        }
-
-        if (isset($post['summary'])) {
-            $data['summary'] = $validator->checkSummary($post['summary']);
-        }
-
         if (isset($post['content'])) {
             $data['content'] = $validator->checkContent($post['content']);
             $data['word_count'] = WordUtil::getWordCount($data['content']);
@@ -262,9 +246,12 @@ class Article extends Service
 
         $article = $this->findOrFail($id);
 
+        $validator = new ArticleValidator();
+
         if ($type == 'approve') {
             $article->published = ArticleModel::PUBLISH_APPROVED;
         } elseif ($type == 'reject') {
+            $validator->checkRejectReason($reason);
             $article->published = ArticleModel::PUBLISH_REJECTED;
         }
 
@@ -309,61 +296,6 @@ class Article extends Service
         return $validator->checkArticle($id);
     }
 
-    protected function saveTags(ArticleModel $article, $tagIds)
-    {
-        $originTagIds = [];
-
-        /**
-         * 修改数据后，afterFetch设置的属性会失效，重新执行
-         */
-        $article->afterFetch();
-
-        if ($article->tags) {
-            $originTagIds = kg_array_column($article->tags, 'id');
-        }
-
-        $newTagIds = $tagIds ? explode(',', $tagIds) : [];
-        $addedTagIds = array_diff($newTagIds, $originTagIds);
-
-        if ($addedTagIds) {
-            foreach ($addedTagIds as $tagId) {
-                $articleTag = new ArticleTagModel();
-                $articleTag->article_id = $article->id;
-                $articleTag->tag_id = $tagId;
-                $articleTag->create();
-            }
-        }
-
-        $deletedTagIds = array_diff($originTagIds, $newTagIds);
-
-        if ($deletedTagIds) {
-            $articleTagRepo = new ArticleTagRepo();
-            foreach ($deletedTagIds as $tagId) {
-                $articleTag = $articleTagRepo->findArticleTag($article->id, $tagId);
-                if ($articleTag) {
-                    $articleTag->delete();
-                }
-            }
-        }
-
-        $articleTags = [];
-
-        if ($newTagIds) {
-            $tagRepo = new TagRepo();
-            $tags = $tagRepo->findByIds($newTagIds);
-            if ($tags->count() > 0) {
-                $articleTags = [];
-                foreach ($tags as $tag) {
-                    $articleTags[] = ['id' => $tag->id, 'name' => $tag->name];
-                }
-            }
-        }
-
-        $article->tags = $articleTags;
-
-        $article->update();
-    }
-
     protected function handleArticles($pager)
     {
         if ($pager->total_items > 0) {
diff --git a/app/Http/Admin/Services/AuthNode.php b/app/Http/Admin/Services/AuthNode.php
index 04e00268..656a2bd4 100644
--- a/app/Http/Admin/Services/AuthNode.php
+++ b/app/Http/Admin/Services/AuthNode.php
@@ -272,12 +272,6 @@ class AuthNode extends Service
                             'type' => 'button',
                             'route' => 'admin.article.edit',
                         ],
-                        [
-                            'id' => '1-7-6',
-                            'title' => '文章分类',
-                            'type' => 'menu',
-                            'route' => 'admin.article.category',
-                        ],
                         [
                             'id' => '1-7-5',
                             'title' => '删除文章',
@@ -288,7 +282,7 @@ class AuthNode extends Service
                             'id' => '1-7-9',
                             'title' => '文章详情',
                             'type' => 'button',
-                            'route' => 'admin.article.review',
+                            'route' => 'admin.article.show',
                         ],
                         [
                             'id' => '1-7-10',
@@ -298,6 +292,55 @@ class AuthNode extends Service
                         ],
                     ],
                 ],
+                [
+                    'id' => '1-10',
+                    'title' => '问答管理',
+                    'type' => 'menu',
+                    'children' => [
+                        [
+                            'id' => '1-10-1',
+                            'title' => '问题列表',
+                            'type' => 'menu',
+                            'route' => 'admin.question.list',
+                        ],
+                        [
+                            'id' => '1-10-2',
+                            'title' => '搜索问题',
+                            'type' => 'menu',
+                            'route' => 'admin.question.search',
+                        ],
+                        [
+                            'id' => '1-10-3',
+                            'title' => '添加问题',
+                            'type' => 'menu',
+                            'route' => 'admin.question.add',
+                        ],
+                        [
+                            'id' => '1-10-4',
+                            'title' => '编辑问题',
+                            'type' => 'button',
+                            'route' => 'admin.question.edit',
+                        ],
+                        [
+                            'id' => '1-10-5',
+                            'title' => '删除问题',
+                            'type' => 'button',
+                            'route' => 'admin.question.delete',
+                        ],
+                        [
+                            'id' => '1-10-9',
+                            'title' => '问题详情',
+                            'type' => 'button',
+                            'route' => 'admin.question.show',
+                        ],
+                        [
+                            'id' => '1-10-10',
+                            'title' => '审核问题',
+                            'type' => 'button',
+                            'route' => 'admin.question.review',
+                        ],
+                    ],
+                ],
                 [
                     'id' => '1-8',
                     'title' => '标签管理',
@@ -387,6 +430,12 @@ class AuthNode extends Service
                             'type' => 'menu',
                             'route' => 'admin.mod.articles',
                         ],
+                        [
+                            'id' => '2-10-2',
+                            'title' => '问题列表',
+                            'type' => 'menu',
+                            'route' => 'admin.mod.questions',
+                        ],
                     ],
                 ],
                 [
diff --git a/app/Http/Admin/Services/Moderation.php b/app/Http/Admin/Services/Moderation.php
index 68b69cc0..bef5a221 100644
--- a/app/Http/Admin/Services/Moderation.php
+++ b/app/Http/Admin/Services/Moderation.php
@@ -3,9 +3,12 @@
 namespace App\Http\Admin\Services;
 
 use App\Builders\ArticleList as ArticleListBuilder;
+use App\Builders\QuestionList as QuestionListBuilder;
 use App\Library\Paginator\Query as PagerQuery;
 use App\Models\Article as ArticleModel;
+use App\Models\Question as QuestionModel;
 use App\Repos\Article as ArticleRepo;
+use App\Repos\Question as QuestionRepo;
 
 class Moderation extends Service
 {
@@ -30,6 +33,26 @@ class Moderation extends Service
         return $this->handleArticles($pager);
     }
 
+    public function getQuestions()
+    {
+        $pagerQuery = new PagerQuery();
+
+        $params = $pagerQuery->getParams();
+
+        $params['published'] = QuestionModel::PUBLISH_PENDING;
+        $params['deleted'] = 0;
+
+        $sort = $pagerQuery->getSort();
+        $page = $pagerQuery->getPage();
+        $limit = $pagerQuery->getLimit();
+
+        $questionRepo = new QuestionRepo();
+
+        $pager = $questionRepo->paginate($params, $sort, $page, $limit);
+
+        return $this->handleQuestions($pager);
+    }
+
     protected function handleArticles($pager)
     {
         if ($pager->total_items > 0) {
@@ -49,4 +72,23 @@ class Moderation extends Service
         return $pager;
     }
 
+    protected function handleQuestions($pager)
+    {
+        if ($pager->total_items > 0) {
+
+            $builder = new QuestionListBuilder();
+
+            $items = $pager->items->toArray();
+
+            $pipeA = $builder->handleQuestions($items);
+            $pipeB = $builder->handleCategories($pipeA);
+            $pipeC = $builder->handleUsers($pipeB);
+            $pipeD = $builder->objects($pipeC);
+
+            $pager->items = $pipeD;
+        }
+
+        return $pager;
+    }
+
 }
diff --git a/app/Http/Admin/Services/Question.php b/app/Http/Admin/Services/Question.php
new file mode 100644
index 00000000..1fe04d72
--- /dev/null
+++ b/app/Http/Admin/Services/Question.php
@@ -0,0 +1,336 @@
+<?php
+
+namespace App\Http\Admin\Services;
+
+use App\Builders\QuestionList as QuestionListBuilder;
+use App\Caches\Question as QuestionCache;
+use App\Library\Paginator\Query as PagerQuery;
+use App\Models\Category as CategoryModel;
+use App\Models\Question as QuestionModel;
+use App\Models\Reason as ReasonModel;
+use App\Models\User as UserModel;
+use App\Repos\Category as CategoryRepo;
+use App\Repos\Question as QuestionRepo;
+use App\Repos\Tag as TagRepo;
+use App\Repos\User as UserRepo;
+use App\Services\Logic\Notice\System\QuestionApproved as QuestionApprovedNotice;
+use App\Services\Logic\Notice\System\QuestionRejected as QuestionRejectedNotice;
+use App\Services\Logic\Point\History\QuestionPost as QuestionPostPointHistory;
+use App\Services\Logic\Question\QuestionDataTrait;
+use App\Services\Sync\QuestionIndex as QuestionIndexSync;
+use App\Validators\Question as QuestionValidator;
+
+class Question extends Service
+{
+
+    use QuestionDataTrait;
+
+    public function getXmTags($id)
+    {
+        $tagRepo = new TagRepo();
+
+        $allTags = $tagRepo->findAll(['published' => 1], 'priority');
+
+        if ($allTags->count() == 0) return [];
+
+        $questionTagIds = [];
+
+        if ($id > 0) {
+            $question = $this->findOrFail($id);
+            if (!empty($question->tags)) {
+                $questionTagIds = kg_array_column($question->tags, 'id');
+            }
+        }
+
+        $list = [];
+
+        foreach ($allTags as $tag) {
+            $selected = in_array($tag->id, $questionTagIds);
+            $list[] = [
+                'name' => $tag->name,
+                'value' => $tag->id,
+                'selected' => $selected,
+            ];
+        }
+
+        return $list;
+    }
+
+    public function getCategories()
+    {
+        $categoryRepo = new CategoryRepo();
+
+        return $categoryRepo->findAll([
+            'type' => CategoryModel::TYPE_ARTICLE,
+            'level' => 1,
+            'published' => 1,
+        ]);
+    }
+
+    public function getPublishTypes()
+    {
+        return QuestionModel::publishTypes();
+    }
+
+    public function getRejectOptions()
+    {
+        return ReasonModel::questionRejectOptions();
+    }
+
+    public function getQuestions()
+    {
+        $pagerQuery = new PagerQuery();
+
+        $params = $pagerQuery->getParams();
+
+        if (!empty($params['xm_tag_ids'])) {
+            $params['tag_id'] = explode(',', $params['xm_tag_ids']);
+        }
+
+        $params['deleted'] = $params['deleted'] ?? 0;
+
+        $sort = $pagerQuery->getSort();
+        $page = $pagerQuery->getPage();
+        $limit = $pagerQuery->getLimit();
+
+        $questionRepo = new QuestionRepo();
+
+        $pager = $questionRepo->paginate($params, $sort, $page, $limit);
+
+        return $this->handleQuestions($pager);
+    }
+
+    public function getQuestion($id)
+    {
+        return $this->findOrFail($id);
+    }
+
+    public function createQuestion()
+    {
+        $post = $this->request->getPost();
+
+        $user = $this->getLoginUser();
+
+        $validator = new QuestionValidator();
+
+        $title = $validator->checkTitle($post['title']);
+
+        $question = new QuestionModel();
+
+        $question->owner_id = $user->id;
+        $question->title = $title;
+
+        $question->create();
+
+        $this->incrUserQuestionCount($user);
+
+        $this->eventsManager->fire('Question:afterCreate', $this, $question);
+
+        return $question;
+    }
+
+    public function updateQuestion($id)
+    {
+        $post = $this->request->getPost();
+
+        $question = $this->findOrFail($id);
+
+        $validator = new QuestionValidator();
+
+        $data = [];
+
+        if (isset($post['category_id'])) {
+            $category = $validator->checkCategory($post['category_id']);
+            $data['category_id'] = $category->id;
+        }
+
+        if (isset($post['title'])) {
+            $data['title'] = $validator->checkTitle($post['title']);
+        }
+
+        if (isset($post['content'])) {
+            $data['content'] = $validator->checkContent($post['content']);
+        }
+
+        if (isset($post['anonymous'])) {
+            $data['anonymous'] = $validator->checkAnonymousStatus($post['anonymous']);
+        }
+
+        if (isset($post['closed'])) {
+            $data['closed'] = $validator->checkCloseStatus($post['closed']);
+        }
+
+        if (isset($post['published'])) {
+            $data['published'] = $validator->checkPublishStatus($post['published']);
+        }
+
+        if (isset($post['xm_tag_ids'])) {
+            $this->saveTags($question, $post['xm_tag_ids']);
+        }
+
+        $question->update($data);
+
+        $this->rebuildQuestionIndex($question);
+
+        $this->eventsManager->fire('Question:afterUpdate', $this, $question);
+
+        return $question;
+    }
+
+    public function deleteQuestion($id)
+    {
+        $question = $this->findOrFail($id);
+
+        $question->deleted = 1;
+
+        $question->update();
+
+        $userRepo = new UserRepo();
+
+        $owner = $userRepo->findById($question->owner_id);
+
+        $this->decrUserQuestionCount($owner);
+
+        $this->rebuildQuestionIndex($question);
+
+        $this->eventsManager->fire('Question:afterDelete', $this, $question);
+
+        return $question;
+    }
+
+    public function restoreQuestion($id)
+    {
+        $question = $this->findOrFail($id);
+
+        $question->deleted = 0;
+
+        $question->update();
+
+        $userRepo = new UserRepo();
+
+        $owner = $userRepo->findById($question->owner_id);
+
+        $this->incrUserQuestionCount($owner);
+
+        $this->rebuildQuestionIndex($question);
+
+        $this->eventsManager->fire('Question:afterRestore', $this, $question);
+
+        return $question;
+    }
+
+    public function reviewQuestion($id)
+    {
+        $type = $this->request->getPost('type', ['trim', 'string']);
+        $reason = $this->request->getPost('reason', ['trim', 'string']);
+
+        $question = $this->findOrFail($id);
+
+        $validator = new QuestionValidator();
+
+        if ($type == 'approve') {
+            $question->published = QuestionModel::PUBLISH_APPROVED;
+        } elseif ($type == 'reject') {
+            $validator->checkRejectReason($reason);
+            $question->published = QuestionModel::PUBLISH_REJECTED;
+        }
+
+        $question->update();
+
+        $sender = $this->getLoginUser();
+
+        if ($type == 'approve') {
+
+            $this->rebuildQuestionIndex($question);
+
+            $this->handlePostPoint($question);
+
+            $notice = new QuestionApprovedNotice();
+
+            $notice->handle($question, $sender);
+
+            $this->eventsManager->fire('Question:afterApprove', $this, $question);
+
+        } elseif ($type == 'reject') {
+
+            $options = ReasonModel::questionRejectOptions();
+
+            if (array_key_exists($reason, $options)) {
+                $reason = $options[$reason];
+            }
+
+            $notice = new QuestionRejectedNotice();
+
+            $notice->handle($question, $sender, $reason);
+
+            $this->eventsManager->fire('Question:afterReject', $this, $question);
+        }
+
+        return $question;
+    }
+
+    protected function findOrFail($id)
+    {
+        $validator = new QuestionValidator();
+
+        return $validator->checkQuestion($id);
+    }
+
+    protected function handleQuestions($pager)
+    {
+        if ($pager->total_items > 0) {
+
+            $builder = new QuestionListBuilder();
+
+            $items = $pager->items->toArray();
+
+            $pipeA = $builder->handleQuestions($items);
+            $pipeB = $builder->handleCategories($pipeA);
+            $pipeC = $builder->handleUsers($pipeB);
+            $pipeD = $builder->objects($pipeC);
+
+            $pager->items = $pipeD;
+        }
+
+        return $pager;
+    }
+
+    protected function incrUserQuestionCount(UserModel $user)
+    {
+        $user->question_count += 1;
+
+        $user->update();
+    }
+
+    protected function decrUserQuestionCount(UserModel $user)
+    {
+        if ($user->question_count > 0) {
+            $user->question_count -= 1;
+            $user->update();
+        }
+    }
+
+    protected function rebuildQuestionCache(QuestionModel $question)
+    {
+        $cache = new QuestionCache();
+
+        $cache->rebuild($question->id);
+    }
+
+    protected function rebuildQuestionIndex(QuestionModel $question)
+    {
+        $sync = new QuestionIndexSync();
+
+        $sync->addItem($question->id);
+    }
+
+    protected function handlePostPoint(QuestionModel $question)
+    {
+        if ($question->published != QuestionModel::PUBLISH_APPROVED) return;
+
+        $service = new QuestionPostPointHistory();
+
+        $service->handle($question);
+    }
+
+}
diff --git a/app/Http/Admin/Views/article/add.volt b/app/Http/Admin/Views/article/add.volt
index 81e6d1e4..369bd8c8 100644
--- a/app/Http/Admin/Views/article/add.volt
+++ b/app/Http/Admin/Views/article/add.volt
@@ -6,17 +6,6 @@
         <fieldset class="layui-elem-field layui-field-title">
             <legend>添加文章</legend>
         </fieldset>
-        <div class="layui-form-item">
-            <label class="layui-form-label">分类</label>
-            <div class="layui-input-block">
-                <select name="category_id" lay-verify="required">
-                    <option value="">请选择</option>
-                    {% for item in categories %}
-                        <option value="{{ item.id }}">{{ item.name }}</option>
-                    {% endfor %}
-                </select>
-            </div>
-        </div>
         <div class="layui-form-item">
             <label class="layui-form-label">标题</label>
             <div class="layui-input-block">
diff --git a/app/Http/Admin/Views/article/edit.volt b/app/Http/Admin/Views/article/edit.volt
index 9cfa6e0b..179f055e 100644
--- a/app/Http/Admin/Views/article/edit.volt
+++ b/app/Http/Admin/Views/article/edit.volt
@@ -33,7 +33,6 @@
 
     {{ js_include('https://cdn.jsdelivr.net/npm/vditor/dist/index.min.js', false) }}
     {{ js_include('lib/xm-select.js') }}
-    {{ js_include('admin/js/cover.upload.js') }}
     {{ js_include('admin/js/vditor.js') }}
 
 {% endblock %}
diff --git a/app/Http/Admin/Views/article/edit_basic.volt b/app/Http/Admin/Views/article/edit_basic.volt
index 8857b583..1889a8b1 100644
--- a/app/Http/Admin/Views/article/edit_basic.volt
+++ b/app/Http/Admin/Views/article/edit_basic.volt
@@ -1,33 +1,12 @@
 {% set source_url_display = article.source_type == 1 ? 'display:none' : 'display:block' %}
 
 <form class="layui-form kg-form" method="POST" action="{{ url({'for':'admin.article.update','id':article.id}) }}">
-    <div class="layui-form-item">
-        <label class="layui-form-label">封面</label>
-        <div class="layui-input-inline">
-            <img id="img-cover" class="kg-cover" src="{{ article.cover }}">
-            <input type="hidden" name="cover" value="{{ article.cover }}">
-        </div>
-        <div class="layui-input-inline" style="padding-top:35px;">
-            <button id="change-cover" class="layui-btn layui-btn-sm" type="button">更换</button>
-        </div>
-    </div>
     <div class="layui-form-item">
         <label class="layui-form-label">标题</label>
         <div class="layui-input-block">
             <input class="layui-input" type="text" name="title" value="{{ article.title }}" lay-verify="required">
         </div>
     </div>
-    <div class="layui-form-item">
-        <label class="layui-form-label">分类</label>
-        <div class="layui-input-block">
-            <select name="category_id" lay-verify="required">
-                <option value="">请选择</option>
-                {% for item in categories %}
-                    <option value="{{ item.id }}" {% if article.category_id == item.id %}selected="selected"{% endif %}>{{ item.name }}</option>
-                {% endfor %}
-            </select>
-        </div>
-    </div>
     <div class="layui-form-item">
         <label class="layui-form-label">标签</label>
         <div class="layui-input-block">
@@ -50,14 +29,6 @@
             </div>
         </div>
     </div>
-    <div class="layui-form-item">
-        <label class="layui-form-label">发布状态</label>
-        <div class="layui-input-block">
-            {% for value,title in publish_types %}
-                <input type="radio" name="published" value="{{ value }}" title="{{ title }}" {% if article.published == value %}checked="checked"{% endif %} lay-filter="source_type">
-            {% endfor %}
-        </div>
-    </div>
     <div class="layui-form-item">
         <label class="layui-form-label">允许评论</label>
         <div class="layui-input-block">
diff --git a/app/Http/Admin/Views/article/edit_desc.volt b/app/Http/Admin/Views/article/edit_desc.volt
index 70123beb..185096f2 100644
--- a/app/Http/Admin/Views/article/edit_desc.volt
+++ b/app/Http/Admin/Views/article/edit_desc.volt
@@ -1,20 +1,12 @@
 <form class="layui-form kg-form" method="POST" action="{{ url({'for':'admin.article.update','id':article.id}) }}">
     <div class="layui-form-item">
-        <label class="layui-form-label">详情</label>
-        <div class="layui-input-block">
+        <div class="layui-input-block" style="margin:0;">
             <div id="vditor"></div>
             <textarea name="content" class="layui-hide" id="vditor-textarea">{{ article.content }}</textarea>
         </div>
     </div>
     <div class="layui-form-item">
-        <label class="layui-form-label">简介</label>
-        <div class="layui-input-block">
-            <textarea name="summary" class="layui-textarea">{{ article.summary }}</textarea>
-        </div>
-    </div>
-    <div class="layui-form-item">
-        <label class="layui-form-label"></label>
-        <div class="layui-input-block">
+        <div class="layui-input-block" style="margin:0;">
             <button class="kg-submit layui-btn" lay-submit="true" lay-filter="go">提交</button>
             <button type="button" class="kg-back layui-btn layui-btn-primary">返回</button>
         </div>
diff --git a/app/Http/Admin/Views/article/list.volt b/app/Http/Admin/Views/article/list.volt
index 95eab222..10cdcdb6 100644
--- a/app/Http/Admin/Views/article/list.volt
+++ b/app/Http/Admin/Views/article/list.volt
@@ -52,6 +52,7 @@
         {% for item in pager.items %}
             {% set owner_url = url({'for':'home.user.show','id':item.owner.id}) %}
             {% set preview_url = url({'for':'home.article.show','id':item.id}) %}
+            {% set review_url = url({'for':'admin.article.review','id':item.id}) %}
             {% set edit_url = url({'for':'admin.article.edit','id':item.id}) %}
             {% set update_url = url({'for':'admin.article.update','id':item.id}) %}
             {% set delete_url = url({'for':'admin.article.delete','id':item.id}) %}
@@ -85,7 +86,11 @@
                     <div class="layui-dropdown">
                         <button class="layui-btn layui-btn-sm">操作 <i class="layui-icon layui-icon-triangle-d"></i></button>
                         <ul>
-                            <li><a href="{{ preview_url }}" target="_blank">预览文章</a></li>
+                            {% if item.published == 1 %}
+                                <li><a href="{{ review_url }}">审核文章</a></li>
+                            {% elseif item.published == 2 %}
+                                <li><a href="{{ preview_url }}" target="_blank">预览文章</a></li>
+                            {% endif %}
                             <li><a href="{{ edit_url }}">编辑文章</a></li>
                             {% if item.deleted == 0 %}
                                 <li><a href="javascript:" class="kg-delete" data-url="{{ delete_url }}">删除文章</a></li>
diff --git a/app/Http/Admin/Views/article/show.volt b/app/Http/Admin/Views/article/review.volt
similarity index 72%
rename from app/Http/Admin/Views/article/show.volt
rename to app/Http/Admin/Views/article/review.volt
index 106706e9..55ac9f67 100644
--- a/app/Http/Admin/Views/article/show.volt
+++ b/app/Http/Admin/Views/article/review.volt
@@ -2,24 +2,27 @@
 
 {% block content %}
 
-    {% set list_url = url({'for':'admin.article.pending_list'}) %}
+    <fieldset class="layui-elem-field layui-field-title">
+        <legend>审核内容</legend>
+    </fieldset>
 
-    <div class="kg-nav">
-        <div class="kg-nav-left">
-            <span class="layui-breadcrumb">
-                <a href="{{ list_url }}">审核列表</a>
-                <a><cite>{{ article.title }}</cite></a>
-            </span>
-        </div>
+    <div class="kg-mod-preview">
+        <div class="title">{{ article.title }}</div>
+        <div class="content markdown-body">{{ article.content }}</div>
+        {% if article.tags %}
+            <div class="tags">
+                {% for item in article.tags %}
+                    <span class="layui-btn layui-btn-xs">{{ item['name'] }}</span>
+                {% endfor %}
+            </div>
+        {% endif %}
     </div>
 
-    <form class="layui-form kg-form" method="POST" action="{{ url({'for':'admin.article.review','id':article.id}) }}">
-        <div class="layui-form-item">
-            <label class="layui-form-label">内容</label>
-            <div class="layui-input-block">
-                <div class="content markdown-body">{{ article.content|parse_markdown }}</div>
-            </div>
-        </div>
+    <fieldset class="layui-elem-field layui-field-title">
+        <legend>审核意见</legend>
+    </fieldset>
+
+    <form class="layui-form kg-form kg-review-form" method="POST" action="{{ url({'for':'admin.article.review','id':article.id}) }}">
         <div class="layui-form-item">
             <label class="layui-form-label">审核</label>
             <div class="layui-input-block">
diff --git a/app/Http/Admin/Views/article/search.volt b/app/Http/Admin/Views/article/search.volt
index 69b89d9f..a156ef3c 100644
--- a/app/Http/Admin/Views/article/search.volt
+++ b/app/Http/Admin/Views/article/search.volt
@@ -24,17 +24,6 @@
                 <input class="layui-input" type="text" name="title" placeholder="标题模糊匹配">
             </div>
         </div>
-        <div class="layui-form-item">
-            <label class="layui-form-label">分类</label>
-            <div class="layui-input-block">
-                <select name="category_id">
-                    <option value="">请选择</option>
-                    {% for item in categories %}
-                        <option value="{{ item.id }}">{{ item.name }}</option>
-                    {% endfor %}
-                </select>
-            </div>
-        </div>
         <div class="layui-form-item">
             <label class="layui-form-label">标签</label>
             <div class="layui-input-block">
diff --git a/app/Http/Admin/Views/audit/list.volt b/app/Http/Admin/Views/audit/list.volt
index b1b739d7..b40d81be 100644
--- a/app/Http/Admin/Views/audit/list.volt
+++ b/app/Http/Admin/Views/audit/list.volt
@@ -40,20 +40,15 @@
         </thead>
         <tbody>
         {% for item in pager.items %}
-            {% set list_by_id_url = url({'for':'admin.audit.list'},{'user_id':item.user_id}) %}
-            {% set list_by_ip_url = url({'for':'admin.audit.list'},{'user_ip':item.user_ip}) %}
-            {% set list_by_route_url = url({'for':'admin.audit.list'},{'req_route':item.req_route}) %}
-            {% set list_by_path_url = url({'for':'admin.audit.list'},{'req_path':item.req_path}) %}
             {% set show_url = url({'for':'admin.audit.show','id':item.id}) %}
             <tr>
                 <td>{{ item.user_id }}</td>
-                <td><a href="{{ list_by_id_url }}">{{ item.user_name }}</a></td>
+                <td>{{ item.user_name }}</td>
                 <td>
-                    <a href="{{ list_by_ip_url }}">{{ item.user_ip }}</a>
-                    <span class="layui-btn layui-btn-xs kg-ip2region" data-ip="{{ item.user_ip }}">位置</span>
+                    <a href="javascript:" class="kg-ip2region" title="查看位置" data-ip="{{ item.user_ip }}">{{ item.user_ip }}</a>
                 </td>
-                <td><a href="{{ list_by_route_url }}">{{ item.req_route }}</a></td>
-                <td><a href="{{ list_by_path_url }}">{{ item.req_path }}</a></td>
+                <td>{{ item.req_route }}</td>
+                <td>{{ item.req_path }}</td>
                 <td>{{ date('Y-m-d H:i:s',item.create_time) }}</td>
                 <td class="center">
                     <button class="kg-view layui-btn layui-btn-sm" data-url="{{ show_url }}">详情</button>
diff --git a/app/Http/Admin/Views/macros/question.volt b/app/Http/Admin/Views/macros/question.volt
new file mode 100644
index 00000000..6593e6ea
--- /dev/null
+++ b/app/Http/Admin/Views/macros/question.volt
@@ -0,0 +1,18 @@
+{%- macro publish_status(type) %}
+    {% if type == 1 %}
+        审核中
+    {% elseif type == 2 %}
+        已发布
+    {% elseif type == 3 %}
+        未通过
+    {% else %}
+        未知
+    {% endif %}
+{%- endmacro %}
+
+{%- macro tags_info(items) %}
+    {% for item in items %}
+        {% set comma = loop.last ? '' : ',' %}
+        {{ item.name ~ comma }}
+    {% endfor %}
+{%- endmacro %}
\ No newline at end of file
diff --git a/app/Http/Admin/Views/moderation/articles.volt b/app/Http/Admin/Views/moderation/articles.volt
index 87a3229b..63b3782a 100644
--- a/app/Http/Admin/Views/moderation/articles.volt
+++ b/app/Http/Admin/Views/moderation/articles.volt
@@ -2,6 +2,7 @@
 
 {% block content %}
 
+    {{ partial('macros/common') }}
     {{ partial('macros/article') }}
 
     <div class="kg-nav">
@@ -18,15 +19,13 @@
             <col>
             <col>
             <col>
-            <col>
             <col width="10%">
         </colgroup>
         <thead>
         <tr>
             <th>文章</th>
             <th>作者</th>
-            <th>来源</th>
-            <th>评论</th>
+            <th>终端</th>
             <th>时间</th>
             <th>操作</th>
         </tr>
@@ -34,14 +33,12 @@
         <tbody>
         {% for item in pager.items %}
             {% set owner_url = url({'for':'home.user.show','id':item.owner.id}) %}
-            {% set show_url = url({'for':'admin.article.show','id':item.id}) %}
+            {% set review_url = url({'for':'admin.article.review','id':item.id}) %}
             <tr>
                 <td>
-                    <p>标题：{{ item.title }}（{{ item.id }}）</p>
+                    <p>标题：{{ item.title }}</p>
                     <p class="meta">
-                        {% if item.category.id is defined %}
-                            <span>分类：{{ item.category.name }}</span>
-                        {% endif %}
+                        <span>来源：{{ source_info(item.source_type,item.source_url) }}</span>
                         {% if item.tags %}
                             <span>标签：{{ tags_info(item.tags) }}</span>
                         {% endif %}
@@ -51,13 +48,9 @@
                     <p>昵称：<a href="{{ owner_url }}" target="_blank">{{ item.owner.name }}</a></p>
                     <p>编号：{{ item.owner.id }}</p>
                 </td>
-                <td>{{ source_info(item.source_type,item.source_url) }}</td>
                 <td>
-                    {% if item.allow_comment == 1 %}
-                        开启
-                    {% else %}
-                        关闭
-                    {% endif %}
+                    <p>类型：{{ client_type(item.client_type) }}</p>
+                    <p>地址：<a href="javascript:" class="kg-ip2region" title="查看位置" data-ip="{{ item.client_ip }}">{{ item.client_ip }}</a></p>
                 </td>
                 <td>
                     {% if item.update_time > 0 %}
@@ -67,7 +60,7 @@
                     {% endif %}
                 </td>
                 <td class="center">
-                    <a href="{{ show_url }}" class="layui-btn layui-btn-sm">详情</a>
+                    <a href="{{ review_url }}" class="layui-btn layui-btn-sm">详情</a>
                 </td>
             </tr>
         {% endfor %}
@@ -76,4 +69,10 @@
 
     {{ partial('partials/pager') }}
 
+{% endblock %}
+
+{% block include_js %}
+
+    {{ js_include('admin/js/ip2region.js') }}
+
 {% endblock %}
\ No newline at end of file
diff --git a/app/Http/Admin/Views/moderation/questions.volt b/app/Http/Admin/Views/moderation/questions.volt
new file mode 100644
index 00000000..6e45647a
--- /dev/null
+++ b/app/Http/Admin/Views/moderation/questions.volt
@@ -0,0 +1,77 @@
+{% extends 'templates/main.volt' %}
+
+{% block content %}
+
+    {{ partial('macros/common') }}
+    {{ partial('macros/question') }}
+
+    <div class="kg-nav">
+        <div class="kg-nav-left">
+            <span class="layui-breadcrumb">
+                <a><cite>问题审核</cite></a>
+            </span>
+        </div>
+    </div>
+
+    <table class="layui-table kg-table layui-form">
+        <colgroup>
+            <col>
+            <col>
+            <col>
+            <col>
+            <col width="10%">
+        </colgroup>
+        <thead>
+        <tr>
+            <th>问题</th>
+            <th>作者</th>
+            <th>终端</th>
+            <th>时间</th>
+            <th>操作</th>
+        </tr>
+        </thead>
+        <tbody>
+        {% for item in pager.items %}
+            {% set owner_url = url({'for':'home.user.show','id':item.owner.id}) %}
+            {% set review_url = url({'for':'admin.question.review','id':item.id}) %}
+            <tr>
+                <td>
+                    <p>标题：{{ item.title }}</p>
+                    <p class="meta">
+                        {% if item.tags %}
+                            <span>标签：{{ tags_info(item.tags) }}</span>
+                        {% endif %}
+                    </p>
+                </td>
+                <td>
+                    <p>昵称：<a href="{{ owner_url }}" target="_blank">{{ item.owner.name }}</a></p>
+                    <p>编号：{{ item.owner.id }}</p>
+                </td>
+                <td>
+                    <p>类型：{{ client_type(item.client_type) }}</p>
+                    <p>地址：<a href="javascript:" class="kg-ip2region" title="查看位置" data-ip="{{ item.client_ip }}">{{ item.client_ip }}</a></p>
+                </td>
+                <td>
+                    {% if item.update_time > 0 %}
+                        {{ date('Y-m-d H:i:s',item.update_time) }}
+                    {% else %}
+                        {{ date('Y-m-d H:i:s',item.create_time) }}
+                    {% endif %}
+                </td>
+                <td class="center">
+                    <a href="{{ review_url }}" class="layui-btn layui-btn-sm">详情</a>
+                </td>
+            </tr>
+        {% endfor %}
+        </tbody>
+    </table>
+
+    {{ partial('partials/pager') }}
+
+{% endblock %}
+
+{% block include_js %}
+
+    {{ js_include('admin/js/ip2region.js') }}
+
+{% endblock %}
\ No newline at end of file
diff --git a/app/Http/Admin/Views/question/add.volt b/app/Http/Admin/Views/question/add.volt
new file mode 100644
index 00000000..e6cd2a19
--- /dev/null
+++ b/app/Http/Admin/Views/question/add.volt
@@ -0,0 +1,24 @@
+{% extends 'templates/main.volt' %}
+
+{% block content %}
+
+    <form class="layui-form kg-form" method="POST" action="{{ url({'for':'admin.question.create'}) }}">
+        <fieldset class="layui-elem-field layui-field-title">
+            <legend>添加问题</legend>
+        </fieldset>
+        <div class="layui-form-item">
+            <label class="layui-form-label">标题</label>
+            <div class="layui-input-block">
+                <input class="layui-input" type="text" name="title" lay-verify="required">
+            </div>
+        </div>
+        <div class="layui-form-item">
+            <label class="layui-form-label"></label>
+            <div class="layui-input-block">
+                <button id="kg-submit" class="layui-btn" lay-submit="true" lay-filter="go">提交</button>
+                <button type="button" class="kg-back layui-btn layui-btn-primary">返回</button>
+            </div>
+        </div>
+    </form>
+
+{% endblock %}
diff --git a/app/Http/Admin/Views/question/edit.volt b/app/Http/Admin/Views/question/edit.volt
new file mode 100644
index 00000000..c99a7fc0
--- /dev/null
+++ b/app/Http/Admin/Views/question/edit.volt
@@ -0,0 +1,61 @@
+{% extends 'templates/main.volt' %}
+
+{% block content %}
+
+    <fieldset class="layui-elem-field layui-field-title">
+        <legend>编辑问题</legend>
+    </fieldset>
+
+    <div class="layui-tab layui-tab-brief">
+        <ul class="layui-tab-title kg-tab-title">
+            <li class="layui-this">基本信息</li>
+            <li>内容详情</li>
+        </ul>
+        <div class="layui-tab-content">
+            <div class="layui-tab-item layui-show">
+                {{ partial('question/edit_basic') }}
+            </div>
+            <div class="layui-tab-item">
+                {{ partial('question/edit_desc') }}
+            </div>
+        </div>
+    </div>
+
+{% endblock %}
+
+{% block link_css %}
+
+    {{ css_link('https://cdn.jsdelivr.net/npm/vditor/dist/index.css', false) }}
+
+{% endblock %}
+
+{% block include_js %}
+
+    {{ js_include('https://cdn.jsdelivr.net/npm/vditor/dist/index.min.js', false) }}
+    {{ js_include('lib/xm-select.js') }}
+    {{ js_include('admin/js/vditor.js') }}
+
+{% endblock %}
+
+{% block inline_js %}
+
+    <script>
+
+        layui.use(['jquery', 'form'], function () {
+
+            xmSelect.render({
+                el: '#xm-tag-ids',
+                name: 'xm_tag_ids',
+                max: 3,
+                filterable: true,
+                filterMethod: function (val, item, index, prop) {
+                    return item.name.toLowerCase().indexOf(val.toLowerCase()) !== -1;
+                },
+                data: {{ xm_tags|json_encode }}
+            });
+
+        });
+
+    </script>
+
+{% endblock %}
\ No newline at end of file
diff --git a/app/Http/Admin/Views/question/edit_basic.volt b/app/Http/Admin/Views/question/edit_basic.volt
new file mode 100644
index 00000000..e94340d9
--- /dev/null
+++ b/app/Http/Admin/Views/question/edit_basic.volt
@@ -0,0 +1,35 @@
+<form class="layui-form kg-form" method="POST" action="{{ url({'for':'admin.question.update','id':question.id}) }}">
+    <div class="layui-form-item">
+        <label class="layui-form-label">标题</label>
+        <div class="layui-input-block">
+            <input class="layui-input" type="text" name="title" value="{{ question.title }}" lay-verify="required">
+        </div>
+    </div>
+    <div class="layui-form-item">
+        <label class="layui-form-label">标签</label>
+        <div class="layui-input-block">
+            <div id="xm-tag-ids"></div>
+        </div>
+    </div>
+    <div class="layui-form-item">
+        <label class="layui-form-label">匿名</label>
+        <div class="layui-input-block">
+            <input type="radio" name="anonymous" value="1" title="是" {% if question.anonymous == 1 %}checked="checked"{% endif %}>
+            <input type="radio" name="anonymous" value="0" title="否" {% if question.anonymous == 0 %}checked="checked"{% endif %}>
+        </div>
+    </div>
+    <div class="layui-form-item">
+        <label class="layui-form-label">关闭</label>
+        <div class="layui-input-block">
+            <input type="radio" name="closed" value="1" title="是" {% if question.closed == 1 %}checked="checked"{% endif %}>
+            <input type="radio" name="closed" value="0" title="否" {% if question.closed == 0 %}checked="checked"{% endif %}>
+        </div>
+    </div>
+    <div class="layui-form-item">
+        <label class="layui-form-label"></label>
+        <div class="layui-input-block">
+            <button class="layui-btn kg-submit" lay-submit="true" lay-filter="go">提交</button>
+            <button type="button" class="kg-back layui-btn layui-btn-primary">返回</button>
+        </div>
+    </div>
+</form>
\ No newline at end of file
diff --git a/app/Http/Admin/Views/question/edit_desc.volt b/app/Http/Admin/Views/question/edit_desc.volt
new file mode 100644
index 00000000..b355bd47
--- /dev/null
+++ b/app/Http/Admin/Views/question/edit_desc.volt
@@ -0,0 +1,14 @@
+<form class="layui-form kg-form" method="POST" action="{{ url({'for':'admin.question.update','id':question.id}) }}">
+    <div class="layui-form-item">
+        <div class="layui-input-block" style="margin:0;">
+            <div id="vditor"></div>
+            <textarea name="content" class="layui-hide" id="vditor-textarea">{{ question.content }}</textarea>
+        </div>
+    </div>
+    <div class="layui-form-item">
+        <div class="layui-input-block" style="margin:0;">
+            <button class="kg-submit layui-btn" lay-submit="true" lay-filter="go">提交</button>
+            <button type="button" class="kg-back layui-btn layui-btn-primary">返回</button>
+        </div>
+    </div>
+</form>
\ No newline at end of file
diff --git a/app/Http/Admin/Views/question/list.volt b/app/Http/Admin/Views/question/list.volt
new file mode 100644
index 00000000..7d8d209a
--- /dev/null
+++ b/app/Http/Admin/Views/question/list.volt
@@ -0,0 +1,160 @@
+{% extends 'templates/main.volt' %}
+
+{% block content %}
+
+    {{ partial('macros/question') }}
+
+    {% set add_url = url({'for':'admin.question.add'}) %}
+    {% set search_url = url({'for':'admin.question.search'}) %}
+
+    <div class="kg-nav">
+        <div class="kg-nav-left">
+            <span class="layui-breadcrumb">
+                <a><cite>问题管理</cite></a>
+            </span>
+        </div>
+        <div class="kg-nav-right">
+            <a class="layui-btn layui-btn-sm" href="{{ add_url }}">
+                <i class="layui-icon layui-icon-add-1"></i>添加问题
+            </a>
+            <a class="layui-btn layui-btn-sm" href="{{ search_url }}">
+                <i class="layui-icon layui-icon-search"></i>搜索问题
+            </a>
+        </div>
+    </div>
+
+    <table class="layui-table kg-table layui-form">
+        <colgroup>
+            <col>
+            <col>
+            <col>
+            <col>
+            <col>
+            <col>
+            <col>
+            <col width="10%">
+        </colgroup>
+        <thead>
+        <tr>
+            <th>问题</th>
+            <th>状态</th>
+            <th>浏览</th>
+            <th>回答</th>
+            <th>点赞</th>
+            <th>收藏</th>
+            <th>讨论</th>
+            <th>操作</th>
+        </tr>
+        </thead>
+        <tbody>
+        {% for item in pager.items %}
+            {% set owner_url = url({'for':'home.user.show','id':item.owner.id}) %}
+            {% set preview_url = url({'for':'home.question.show','id':item.id}) %}
+            {% set review_url = url({'for':'admin.question.review','id':item.id}) %}
+            {% set edit_url = url({'for':'admin.question.edit','id':item.id}) %}
+            {% set update_url = url({'for':'admin.question.update','id':item.id}) %}
+            {% set delete_url = url({'for':'admin.question.delete','id':item.id}) %}
+            {% set restore_url = url({'for':'admin.question.restore','id':item.id}) %}
+            {% set answer_url = url({'for':'admin.answer.list'},{'item_id':item.id}) %}
+            <tr>
+                <td>
+                    <p>标题：<a href="{{ edit_url }}">{{ item.title }}</a>（{{ item.id }}）</p>
+                    <p class="meta">
+                        {% if item.category.id is defined %}
+                            <span>分类：{{ item.category.name }}</span>
+                        {% endif %}
+                        {% if item.tags %}
+                            <span>标签：{{ tags_info(item.tags) }}</span>
+                        {% endif %}
+                    </p>
+                    <p class="meta">
+                        <span>作者：<a href="{{ owner_url }}" target="_blank">{{ item.owner.name }}</a></span>
+                        <span>创建：{{ date('Y-m-d',item.create_time) }}</span>
+                    </p>
+                </td>
+                <td>{{ publish_status(item.published) }}</td>
+                <td>{{ item.view_count }}</td>
+                <td>{{ item.answer_count }}</td>
+                <td>{{ item.like_count }}</td>
+                <td>{{ item.favorite_count }}</td>
+                <td><input type="checkbox" name="closed" value="1" lay-skin="switch" lay-text="开|关" lay-filter="discuss" data-url="{{ update_url }}" {% if item.closed == 0 %}checked="checked"{% endif %}></td>
+                <td class="center">
+                    <div class="layui-dropdown">
+                        <button class="layui-btn layui-btn-sm">操作 <i class="layui-icon layui-icon-triangle-d"></i></button>
+                        <ul>
+                            {% if item.published == 1 %}
+                                <li><a href="{{ review_url }}">审核问题</a></li>
+                            {% elseif item.published == 2 %}
+                                <li><a href="{{ preview_url }}" target="_blank">预览问题</a></li>
+                            {% endif %}
+                            <li><a href="{{ edit_url }}">编辑问题</a></li>
+                            {% if item.deleted == 0 %}
+                                <li><a href="javascript:" class="kg-delete" data-url="{{ delete_url }}">删除问题</a></li>
+                            {% else %}
+                                <li><a href="javascript:" class="kg-restore" data-url="{{ restore_url }}">还原问题</a></li>
+                            {% endif %}
+                            <hr>
+                            <li><a href="javascript:" class="kg-answer" data-url="{{ answer_url }}">回答管理</a></li>
+                        </ul>
+                    </div>
+                </td>
+            </tr>
+        {% endfor %}
+        </tbody>
+    </table>
+
+    {{ partial('partials/pager') }}
+
+{% endblock %}
+
+{% block inline_js %}
+
+    <script>
+
+        layui.define(['jquery', 'form', 'layer'], function () {
+
+            var $ = layui.jquery;
+            var form = layui.form;
+            var layer = layui.layer;
+
+            form.on('switch(discuss)', function (data) {
+                var checked = $(this).is(':checked');
+                var allowDiscuss = checked ? 1 : 0;
+                var url = $(this).data('url');
+                var tips = allowDiscuss === 1 ? '确定要开启讨论？' : '确定要关闭讨论？';
+                layer.confirm(tips, function () {
+                    $.ajax({
+                        type: 'POST',
+                        url: url,
+                        data: {closed: data.value},
+                        success: function (res) {
+                            layer.msg(res.msg, {icon: 1});
+                        },
+                        error: function (xhr) {
+                            var json = JSON.parse(xhr.responseText);
+                            layer.msg(json.msg, {icon: 2});
+                            data.elem.checked = !checked;
+                            form.render();
+                        }
+                    });
+                }, function () {
+                    data.elem.checked = !checked;
+                    form.render();
+                });
+            });
+
+            $('.kg-answer').on('click', function () {
+                var url = $(this).data('url');
+                layer.open({
+                    type: 2,
+                    title: '回答管理',
+                    area: ['1000px', '600px'],
+                    content: url
+                });
+            });
+
+        });
+
+    </script>
+
+{% endblock %}
\ No newline at end of file
diff --git a/app/Http/Admin/Views/question/review.volt b/app/Http/Admin/Views/question/review.volt
new file mode 100644
index 00000000..8ad1193b
--- /dev/null
+++ b/app/Http/Admin/Views/question/review.volt
@@ -0,0 +1,85 @@
+{% extends 'templates/main.volt' %}
+
+{% block content %}
+
+    <fieldset class="layui-elem-field layui-field-title">
+        <legend>审核内容</legend>
+    </fieldset>
+
+    <div class="kg-mod-preview">
+        <div class="title">{{ question.title }}</div>
+        <div class="content markdown-body">{{ question.content }}</div>
+        {% if question.tags %}
+            <div class="tags">
+                {% for item in question.tags %}
+                    <span class="layui-btn layui-btn-xs">{{ item['name'] }}</span>
+                {% endfor %}
+            </div>
+        {% endif %}
+    </div>
+
+    <fieldset class="layui-elem-field layui-field-title">
+        <legend>审核意见</legend>
+    </fieldset>
+
+    <form class="layui-form kg-form kg-review-form" method="POST" action="{{ url({'for':'admin.question.review','id':question.id}) }}">
+        <div class="layui-form-item">
+            <label class="layui-form-label">审核</label>
+            <div class="layui-input-block">
+                <input type="radio" name="type" value="approve" title="通过" lay-filter="review">
+                <input type="radio" name="type" value="reject" title="拒绝" lay-filter="review">
+            </div>
+        </div>
+        <div id="reason-block" style="display:none;">
+            <div class="layui-form-item">
+                <label class="layui-form-label">理由</label>
+                <div class="layui-input-block">
+                    <select name="reason">
+                        <option value="">请选择</option>
+                        {% for value,name in reject_options %}
+                            <option value="{{ value }}">{{ name }}</option>
+                        {% endfor %}
+                    </select>
+                </div>
+            </div>
+        </div>
+        <div class="layui-form-item">
+            <label class="layui-form-label"></label>
+            <div class="layui-input-block">
+                <button id="kg-submit" class="layui-btn" lay-submit="true" lay-filter="go">提交</button>
+                <button type="button" class="kg-back layui-btn layui-btn-primary">返回</button>
+            </div>
+        </div>
+    </form>
+
+{% endblock %}
+
+{% block link_css %}
+
+    {{ css_link('home/css/markdown.css') }}
+
+{% endblock %}
+
+{% block inline_js %}
+
+    <script>
+
+        layui.use(['jquery', 'form'], function () {
+
+            var $ = layui.jquery;
+            var form = layui.form;
+
+            form.on('radio(review)', function (data) {
+                var block = $('#reason-block');
+                if (data.value === 'approve') {
+                    block.hide();
+                } else {
+                    block.show();
+                }
+            });
+
+        });
+
+    </script>
+
+{% endblock %}
\ No newline at end of file
diff --git a/app/Http/Admin/Views/question/search.volt b/app/Http/Admin/Views/question/search.volt
new file mode 100644
index 00000000..75e6aca3
--- /dev/null
+++ b/app/Http/Admin/Views/question/search.volt
@@ -0,0 +1,93 @@
+{% extends 'templates/main.volt' %}
+
+{% block content %}
+
+    <form class="layui-form kg-form" method="GET" action="{{ url({'for':'admin.question.list'}) }}">
+        <fieldset class="layui-elem-field layui-field-title">
+            <legend>搜索问题</legend>
+        </fieldset>
+        <div class="layui-form-item">
+            <label class="layui-form-label">问题编号</label>
+            <div class="layui-input-block">
+                <input class="layui-input" type="text" name="id" placeholder="问题编号精确匹配">
+            </div>
+        </div>
+        <div class="layui-form-item">
+            <label class="layui-form-label">作者编号</label>
+            <div class="layui-input-block">
+                <input class="layui-input" type="text" name="owner_id" placeholder="作者编号精确匹配">
+            </div>
+        </div>
+        <div class="layui-form-item">
+            <label class="layui-form-label">标题</label>
+            <div class="layui-input-block">
+                <input class="layui-input" type="text" name="title" placeholder="标题模糊匹配">
+            </div>
+        </div>
+        <div class="layui-form-item">
+            <label class="layui-form-label">标签</label>
+            <div class="layui-input-block">
+                <div id="xm-tag-ids"></div>
+            </div>
+        </div>
+        <div class="layui-form-item">
+            <label class="layui-form-label">发布</label>
+            <div class="layui-input-block">
+                {% for value,title in publish_types %}
+                    <input type="radio" name="published" value="{{ value }}" title="{{ title }}">
+                {% endfor %}
+            </div>
+        </div>
+        <div class="layui-form-item">
+            <label class="layui-form-label">匿名</label>
+            <div class="layui-input-block">
+                <input type="radio" name="anonymous" value="1" title="是">
+                <input type="radio" name="anonymous" value="0" title="否">
+            </div>
+        </div>
+        <div class="layui-form-item">
+            <label class="layui-form-label">关闭</label>
+            <div class="layui-input-block">
+                <input type="radio" name="closed" value="1" title="是">
+                <input type="radio" name="closed" value="0" title="否">
+            </div>
+        </div>
+        <div class="layui-form-item">
+            <label class="layui-form-label">删除</label>
+            <div class="layui-input-block">
+                <input type="radio" name="deleted" value="1" title="是">
+                <input type="radio" name="deleted" value="0" title="否">
+            </div>
+        </div>
+        <div class="layui-form-item">
+            <label class="layui-form-label"></label>
+            <div class="layui-input-block">
+                <button class="layui-btn" lay-submit="true">提交</button>
+                <button type="button" class="kg-back layui-btn layui-btn-primary">返回</button>
+            </div>
+        </div>
+    </form>
+
+{% endblock %}
+
+{% block include_js %}
+
+    {{ js_include('lib/xm-select.js') }}
+
+{% endblock %}
+
+{% block inline_js %}
+
+    <script>
+
+        xmSelect.render({
+            el: '#xm-tag-ids',
+            name: 'xm_tag_ids',
+            max: 5,
+            filterable: true,
+            data: {{ xm_tags|json_encode }}
+        });
+
+    </script>
+
+{% endblock %}
\ No newline at end of file
diff --git a/app/Http/Admin/Views/setting/storage.volt b/app/Http/Admin/Views/setting/storage.volt
index 93d58fee..e0f7b07d 100644
--- a/app/Http/Admin/Views/setting/storage.volt
+++ b/app/Http/Admin/Views/setting/storage.volt
@@ -121,10 +121,6 @@
                                 <td>群组头像</td>
                                 <td>public/static/admin/img/default/group_cover.png</td>
                             </tr>
-                            <tr>
-                                <td>文章封面</td>
-                                <td>public/static/admin/img/default/article_cover.png</td>
-                            </tr>
                             <tr>
                                 <td>课程封面</td>
                                 <td>public/static/admin/img/default/course_cover.png</td>
diff --git a/app/Http/Home/Controllers/AnswerController.php b/app/Http/Home/Controllers/AnswerController.php
index 628a867a..df126771 100644
--- a/app/Http/Home/Controllers/AnswerController.php
+++ b/app/Http/Home/Controllers/AnswerController.php
@@ -3,6 +3,7 @@
 namespace App\Http\Home\Controllers;
 
 use App\Http\Home\Services\Answer as AnswerService;
+use App\Http\Home\Services\Question as QuestionService;
 use App\Services\Logic\Answer\AnswerAccept as AnswerAcceptService;
 use App\Services\Logic\Answer\AnswerCreate as AnswerCreateService;
 use App\Services\Logic\Answer\AnswerDelete as AnswerDeleteService;
@@ -21,7 +22,13 @@ class AnswerController extends Controller
      */
     public function addAction()
     {
+        $id = $this->request->getQuery('question_id', 'int', 0);
 
+        $service = new QuestionService();
+
+        $question = $service->getQuestion($id);
+
+        $this->view->setVar('question', $question);
     }
 
     /**
@@ -33,6 +40,11 @@ class AnswerController extends Controller
 
         $answer = $service->getAnswer($id);
 
+        $service = new QuestionService();
+
+        $question = $service->getQuestion($answer->question_id);
+
+        $this->view->setVar('question', $question);
         $this->view->setVar('answer', $answer);
     }
 
@@ -55,9 +67,17 @@ class AnswerController extends Controller
     {
         $service = new AnswerCreateService();
 
-        $service->handle();
+        $answer = $service->handle();
 
-        $content = ['msg' => '创建答案成功'];
+        $location = $this->url->get([
+            'for' => 'home.question.show',
+            'id' => $answer->question_id,
+        ]);
+
+        $content = [
+            'location' => $location,
+            'msg' => '创建回答成功',
+        ];
 
         return $this->jsonSuccess($content);
     }
@@ -69,9 +89,17 @@ class AnswerController extends Controller
     {
         $service = new AnswerUpdateService();
 
-        $service->handle($id);
+        $answer = $service->handle($id);
 
-        $content = ['msg' => '更新答案成功'];
+        $location = $this->url->get([
+            'for' => 'home.question.show',
+            'id' => $answer->question_id,
+        ]);
+
+        $content = [
+            'location' => $location,
+            'msg' => '更新回答成功',
+        ];
 
         return $this->jsonSuccess($content);
     }
@@ -83,13 +111,16 @@ class AnswerController extends Controller
     {
         $service = new AnswerDeleteService();
 
-        $service->handle($id);
+        $answer = $service->handle($id);
 
-        $location = $this->url->get(['for' => 'home.uc.answers']);
+        $location = $this->url->get([
+            'for' => 'home.question.show',
+            'id' => $answer->question_id,
+        ]);
 
         $content = [
             'location' => $location,
-            'msg' => '删除答案成功',
+            'msg' => '删除回答成功',
         ];
 
         return $this->jsonSuccess($content);
@@ -123,4 +154,12 @@ class AnswerController extends Controller
         return $this->jsonSuccess(['data' => $data, 'msg' => $msg]);
     }
 
+    /**
+     * @Route("/{id:[0-9]+}/report", name="home.answer.report")
+     */
+    public function reportAction($id)
+    {
+
+    }
+
 }
diff --git a/app/Http/Home/Controllers/ArticleController.php b/app/Http/Home/Controllers/ArticleController.php
index 21021b08..36adbfd8 100644
--- a/app/Http/Home/Controllers/ArticleController.php
+++ b/app/Http/Home/Controllers/ArticleController.php
@@ -4,10 +4,13 @@ namespace App\Http\Home\Controllers;
 
 use App\Http\Home\Services\Article as ArticleService;
 use App\Http\Home\Services\ArticleQuery as ArticleQueryService;
+use App\Services\Logic\Article\ArticleCreate as ArticleCreateService;
+use App\Services\Logic\Article\ArticleDelete as ArticleDeleteService;
 use App\Services\Logic\Article\ArticleFavorite as ArticleFavoriteService;
 use App\Services\Logic\Article\ArticleInfo as ArticleInfoService;
 use App\Services\Logic\Article\ArticleLike as ArticleLikeService;
 use App\Services\Logic\Article\ArticleList as ArticleListService;
+use App\Services\Logic\Article\ArticleUpdate as ArticleUpdateService;
 use App\Services\Logic\Article\HotAuthorList as HotAuthorListService;
 use App\Services\Logic\Article\RelatedArticleList as RelatedArticleListService;
 use Phalcon\Mvc\View;
@@ -122,6 +125,7 @@ class ArticleController extends Controller
         }
 
         $this->seo->prependTitle($article['title']);
+        $this->seo->setDescription($article['summary']);
 
         $this->view->setVar('article', $article);
     }
@@ -144,9 +148,9 @@ class ArticleController extends Controller
      */
     public function createAction()
     {
-        $service = new ArticleService();
+        $service = new ArticleCreateService();
 
-        $service->createArticle();
+        $service->handle();
 
         $location = $this->url->get(['for' => 'home.uc.articles']);
 
@@ -163,9 +167,9 @@ class ArticleController extends Controller
      */
     public function updateAction($id)
     {
-        $service = new ArticleService();
+        $service = new ArticleUpdateService();
 
-        $service->updateArticle($id);
+        $service->handle($id);
 
         $location = $this->url->get(['for' => 'home.uc.articles']);
 
@@ -182,9 +186,9 @@ class ArticleController extends Controller
      */
     public function deleteAction($id)
     {
-        $service = new ArticleService();
+        $service = new ArticleDeleteService();
 
-        $service->deleteArticle($id);
+        $service->handle($id);
 
         $location = $this->url->get(['for' => 'home.uc.articles']);
 
@@ -224,4 +228,12 @@ class ArticleController extends Controller
         return $this->jsonSuccess(['data' => $data, 'msg' => $msg]);
     }
 
+    /**
+     * @Route("/{id:[0-9]+}/report", name="home.article.report")
+     */
+    public function reportAction($id)
+    {
+
+    }
+
 }
diff --git a/app/Http/Home/Controllers/CommentController.php b/app/Http/Home/Controllers/CommentController.php
index 934c10f4..9448e362 100644
--- a/app/Http/Home/Controllers/CommentController.php
+++ b/app/Http/Home/Controllers/CommentController.php
@@ -121,4 +121,12 @@ class CommentController extends Controller
         return $this->jsonSuccess(['msg' => '删除评论成功']);
     }
 
+    /**
+     * @Route("/{id:[0-9]+}/report", name="home.comment.report")
+     */
+    public function reportAction($id)
+    {
+
+    }
+
 }
diff --git a/app/Http/Home/Controllers/QuestionController.php b/app/Http/Home/Controllers/QuestionController.php
index 57c8d207..a691a5ea 100644
--- a/app/Http/Home/Controllers/QuestionController.php
+++ b/app/Http/Home/Controllers/QuestionController.php
@@ -127,6 +127,7 @@ class QuestionController extends Controller
         $question = $service->handle($id);
 
         $this->seo->prependTitle($question['title']);
+        $this->seo->setDescription($question['summary']);
 
         $this->view->setVar('question', $question);
     }
@@ -249,4 +250,12 @@ class QuestionController extends Controller
         return $this->jsonSuccess(['data' => $data, 'msg' => $msg]);
     }
 
+    /**
+     * @Route("/{id:[0-9]+}/report", name="home.question.report")
+     */
+    public function reportAction($id)
+    {
+
+    }
+
 }
diff --git a/app/Http/Home/Services/Article.php b/app/Http/Home/Services/Article.php
index ac172aa2..420de389 100644
--- a/app/Http/Home/Services/Article.php
+++ b/app/Http/Home/Services/Article.php
@@ -2,143 +2,76 @@
 
 namespace App\Http\Home\Services;
 
-use App\Http\Admin\Services\Article as ArticleService;
-use App\Library\Utils\Word as WordUtil;
 use App\Models\Article as ArticleModel;
-use App\Traits\Client as ClientTrait;
-use App\Validators\Article as ArticleValidator;
+use App\Models\Category as CategoryModel;
+use App\Repos\Category as CategoryRepo;
+use App\Repos\Tag as TagRepo;
+use App\Services\Logic\ArticleTrait;
 
-class Article extends ArticleService
+class Article extends Service
 {
 
-    use ClientTrait;
+    use ArticleTrait;
 
-    public function createArticle()
+    public function getArticleModel()
     {
-        $post = $this->request->getPost();
-
-        $user = $this->getLoginUser();
-
         $article = new ArticleModel();
 
-        $data = $this->handlePostData($post);
-
-        $data['client_type'] = $this->getClientType();
-        $data['client_ip'] = $this->getClientIp();
-        $data['owner_id'] = $user->id;
-
-        $article->create($data);
-
-        if (isset($post['xm_tag_ids'])) {
-            $this->saveTags($article, $post['xm_tag_ids']);
-        }
-
-        $this->incrUserArticleCount($user);
-
-        $this->eventsManager->fire('Article:afterCreate', $this, $article);
+        $article->afterFetch();
 
         return $article;
     }
 
-    public function updateArticle($id)
+    public function getXmTags($id)
     {
-        $post = $this->request->getPost();
+        $tagRepo = new TagRepo();
 
-        $article = $this->findOrFail($id);
+        $allTags = $tagRepo->findAll(['published' => 1], 'priority');
 
-        $data = $this->handlePostData($post);
+        if ($allTags->count() == 0) return [];
 
-        $data['client_type'] = $this->getClientType();
-        $data['client_ip'] = $this->getClientIp();
+        $articleTagIds = [];
 
-        if ($article->published == ArticleModel::PUBLISH_REJECTED) {
-            $data['published'] = ArticleModel::PUBLISH_PENDING;
-        }
-
-        /**
-         * 当通过审核后，禁止修改部分文章属性
-         */
-        if ($article->published == ArticleModel::PUBLISH_APPROVED) {
-            unset(
-                $data['title'],
-                $data['content'],
-                $data['cover'],
-                $data['source_type'],
-                $data['source_url'],
-                $data['category_id'],
-                $post['xm_tag_ids'],
-            );
-        }
-
-        $article->update($data);
-
-        if (isset($post['xm_tag_ids'])) {
-            $this->saveTags($article, $post['xm_tag_ids']);
-        }
-
-        $this->eventsManager->fire('Article:afterUpdate', $this, $article);
-
-        return $article;
-    }
-
-    public function deleteArticle($id)
-    {
-        $article = $this->findOrFail($id);
-
-        $user = $this->getLoginUser();
-
-        $validator = new ArticleValidator();
-
-        $validator->checkOwner($user->id, $article->owner_id);
-
-        $article->deleted = 1;
-
-        $article->update();
-
-        $this->decrUserArticleCount($user);
-
-        $this->rebuildArticleIndex($article);
-
-        $this->eventsManager->fire('Article:afterDelete', $this, $article);
-
-        return $article;
-    }
-
-    protected function handlePostData($post)
-    {
-        $data = [];
-
-        $validator = new ArticleValidator();
-
-        $data['title'] = $validator->checkTitle($post['title']);
-        $data['content'] = $validator->checkContent($post['content']);
-        $data['word_count'] = WordUtil::getWordCount($data['content']);
-
-        if (isset($post['category_id'])) {
-            $category = $validator->checkCategory($post['category_id']);
-            $data['category_id'] = $category->id;
-        }
-
-        if (isset($post['cover'])) {
-            $data['cover'] = $validator->checkCover($post['cover']);
-        }
-
-        if (isset($post['source_type'])) {
-            $data['source_type'] = $validator->checkSourceType($post['source_type']);
-            if ($post['source_type'] != ArticleModel::SOURCE_ORIGIN) {
-                $data['source_url'] = $validator->checkSourceUrl($post['source_url']);
+        if ($id > 0) {
+            $article = $this->checkArticle($id);
+            if (!empty($article->tags)) {
+                $articleTagIds = kg_array_column($article->tags, 'id');
             }
         }
 
-        if (isset($post['allow_comment'])) {
-            $data['allow_comment'] = $validator->checkAllowCommentStatus($post['allow_comment']);
+        $list = [];
+
+        foreach ($allTags as $tag) {
+            $selected = in_array($tag->id, $articleTagIds);
+            $list[] = [
+                'name' => $tag->name,
+                'value' => $tag->id,
+                'selected' => $selected,
+            ];
         }
 
-        if (isset($post['private'])) {
-            $data['private'] = $validator->checkPrivateStatus($post['private']);
-        }
+        return $list;
+    }
 
-        return $data;
+    public function getCategories()
+    {
+        $categoryRepo = new CategoryRepo();
+
+        return $categoryRepo->findAll([
+            'type' => CategoryModel::TYPE_ARTICLE,
+            'level' => 1,
+            'published' => 1,
+        ]);
+    }
+
+    public function getSourceTypes()
+    {
+        return ArticleModel::sourceTypes();
+    }
+
+    public function getArticle($id)
+    {
+        return $this->checkArticle($id);
     }
 
 }
diff --git a/app/Http/Home/Services/Question.php b/app/Http/Home/Services/Question.php
index 800432d6..c8af59cc 100644
--- a/app/Http/Home/Services/Question.php
+++ b/app/Http/Home/Services/Question.php
@@ -2,7 +2,9 @@
 
 namespace App\Http\Home\Services;
 
+use App\Models\Category as CategoryModel;
 use App\Models\Question as QuestionModel;
+use App\Repos\Category as CategoryRepo;
 use App\Repos\Tag as TagRepo;
 use App\Services\Logic\QuestionTrait;
 use App\Services\Logic\Service as LogicService;
@@ -21,9 +23,15 @@ class Question extends LogicService
         return $question;
     }
 
-    public function getQuestion($id)
+    public function getCategories()
     {
-        return $this->checkQuestion($id);
+        $categoryRepo = new CategoryRepo();
+
+        return $categoryRepo->findAll([
+            'type' => CategoryModel::TYPE_ARTICLE,
+            'level' => 1,
+            'published' => 1,
+        ]);
     }
 
     public function getXmTags($id)
@@ -57,5 +65,9 @@ class Question extends LogicService
         return $list;
     }
 
+    public function getQuestion($id)
+    {
+        return $this->checkQuestion($id);
+    }
 
 }
diff --git a/app/Http/Home/Views/answer/add.volt b/app/Http/Home/Views/answer/add.volt
index 6fd31eab..0a7bc5c9 100644
--- a/app/Http/Home/Views/answer/add.volt
+++ b/app/Http/Home/Views/answer/add.volt
@@ -1,21 +1,37 @@
-{% extends 'templates/layer.volt' %}
+{% extends 'templates/main.volt' %}
 
 {% block content %}
 
-    <form class="layui-form" method="POST" action="{{ url({'for':'home.answer.create'}) }}">
-        <div class="layui-form-item">
-            <div class="layui-input-block" style="margin:0;">
-                <div id="vditor"></div>
-                <textarea name="content" class="layui-hide" id="vditor-textarea"></textarea>
-            </div>
+    <div class="breadcrumb">
+        <span class="layui-breadcrumb">
+            <a href="/">首页</a>
+            <a><cite>回答问题</cite></a>
+        </span>
+    </div>
+
+    <div class="layout-main">
+        <div class="writer-content wrap">
+            <form class="layui-form" method="POST" action="{{ url({'for':'home.answer.create'}) }}">
+                <div class="layui-form-item">
+                    <div class="layui-input-block" style="margin:0;">
+                        <input class="layui-input" type="text" name="title" value="{{ question.title }}" readonly="readonly">
+                    </div>
+                </div>
+                <div class="layui-form-item">
+                    <div class="layui-input-block" style="margin:0;">
+                        <div id="vditor"></div>
+                        <textarea name="content" class="layui-hide" id="vditor-textarea"></textarea>
+                    </div>
+                </div>
+                <div class="layui-form-item center">
+                    <div class="layui-input-block" style="margin:0;">
+                        <button class="layui-btn kg-submit" lay-submit="true" lay-filter="go">发布回答</button>
+                        <input type="hidden" name="question_id" value="{{ question.id }}">
+                    </div>
+                </div>
+            </form>
         </div>
-        <div class="layui-form-item center">
-            <div class="layui-input-block" style="margin:0;">
-                <button class="layui-btn kg-submit" lay-submit="true" lay-filter="add_answer">提交回答</button>
-                <input type="hidden" name="question_id" value="{{ request.get('question_id') }}">
-            </div>
-        </div>
-    </form>
+    </div>
 
 {% endblock %}
 
diff --git a/app/Http/Home/Views/answer/edit.volt b/app/Http/Home/Views/answer/edit.volt
index f447c9de..bbed9ada 100644
--- a/app/Http/Home/Views/answer/edit.volt
+++ b/app/Http/Home/Views/answer/edit.volt
@@ -1,20 +1,36 @@
-{% extends 'templates/layer.volt' %}
+{% extends 'templates/main.volt' %}
 
 {% block content %}
 
-    <form class="layui-form" method="POST" action="{{ url({'for':'home.answer.update','id':answer.id}) }}">
-        <div class="layui-form-item">
-            <div class="layui-input-block" style="margin:0;">
-                <div id="vditor"></div>
-                <textarea name="content" class="layui-hide" id="vditor-textarea">{{ answer.content }}</textarea>
-            </div>
+    <div class="breadcrumb">
+        <span class="layui-breadcrumb">
+            <a href="/">首页</a>
+            <a><cite>编辑回答</cite></a>
+        </span>
+    </div>
+
+    <div class="layout-main">
+        <div class="writer-content wrap">
+            <form class="layui-form" method="POST" action="{{ url({'for':'home.answer.update','id':answer.id}) }}">
+                <div class="layui-form-item">
+                    <div class="layui-input-block" style="margin:0;">
+                        <input class="layui-input" type="text" name="title" value="{{ question.title }}" readonly="readonly">
+                    </div>
+                </div>
+                <div class="layui-form-item">
+                    <div class="layui-input-block" style="margin:0;">
+                        <div id="vditor"></div>
+                        <textarea name="content" class="layui-hide" id="vditor-textarea">{{ answer.content }}</textarea>
+                    </div>
+                </div>
+                <div class="layui-form-item center">
+                    <div class="layui-input-block" style="margin:0;">
+                        <button class="layui-btn kg-submit" lay-submit="true" lay-filter="go">发布回答</button>
+                    </div>
+                </div>
+            </form>
         </div>
-        <div class="layui-form-item center">
-            <div class="layui-input-block" style="margin:0;">
-                <button class="layui-btn kg-submit" lay-submit="true" lay-filter="edit_answer">提交回答</button>
-            </div>
-        </div>
-    </form>
+    </div>
 
 {% endblock %}
 
diff --git a/app/Http/Home/Views/article/show.volt b/app/Http/Home/Views/article/show.volt
index 25f555fd..b152742d 100644
--- a/app/Http/Home/Views/article/show.volt
+++ b/app/Http/Home/Views/article/show.volt
@@ -5,8 +5,11 @@
     {{ partial('macros/article') }}
 
     {% set article_list_url = url({'for':'home.article.list'}) %}
-    {% set related_url = url({'for':'home.article.related','id':article.id}) %}
-    {% set owner_url = url({'for':'home.user.show','id':article.owner.id}) %}
+    {% set article_report_url = url({'for':'home.article.report','id':article.id}) %}
+    {% set article_edit_url = url({'for':'home.article.edit','id':article.id}) %}
+    {% set article_delete_url = url({'for':'home.article.delete','id':article.id}) %}
+    {% set article_owner_url = url({'for':'home.user.show','id':article.owner.id}) %}
+    {% set article_related_url = url({'for':'home.article.related','id':article.id}) %}
 
     <div class="breadcrumb">
         <span class="layui-breadcrumb">
@@ -29,13 +32,20 @@
             <div class="article-info wrap">
                 <div class="title">{{ article.title }}</div>
                 <div class="meta">
-                    <span class="source layui-badge layui-bg-green">{{ source_type(article.source_type) }}</span>
-                    <span class="owner">
-                        <a href="{{ owner_url }}">{{ article.owner.name }}</a>
-                    </span>
-                    <span class="view">{{ article.view_count }} 阅读</span>
-                    <span class="word">{{ article.word_count }} 字数</span>
-                    <span class="time" title="{{ date('Y-m-d H:i:s',article.create_time) }}">{{ article.create_time|time_ago }}</span>
+                    <div class="left">
+                        <span class="source layui-badge layui-bg-green">{{ source_type(article.source_type) }}</span>
+                        <span class="owner"><a href="{{ article_owner_url }}">{{ article.owner.name }}</a></span>
+                        <span class="time">{{ article.create_time|time_ago }}</span>
+                        <span class="view">{{ article.view_count }} 阅读</span>
+                        <span class="comment">{{ article.comment_count }} 评论</span>
+                    </div>
+                    <div class="right">
+                        <span class="article-report" data-url="{{ article_report_url }}">举报</span>
+                        {% if auth_user.id == article.owner.id %}
+                            <span class="article-edit" data-url="{{ article_edit_url }}">编辑</span>
+                            <span class="kg-delete" data-url="{{ article_delete_url }}">删除</span>
+                        {% endif %}
+                    </div>
                 </div>
                 <div class="content markdown-body">{{ article.content }}</div>
                 {% if article.tags %}
@@ -74,7 +84,7 @@
                             </div>
                             <div class="info">
                                 <div class="name layui-elip">
-                                    <a href="{{ owner_url }}" title="{{ article.owner.about }}">{{ article.owner.name }}</a>
+                                    <a href="{{ article_owner_url }}" title="{{ article.owner.about }}">{{ article.owner.name }}</a>
                                 </div>
                                 <div class="title layui-elip">{{ article.owner.title|default('初出江湖') }}</div>
                             </div>
@@ -82,7 +92,7 @@
                     </div>
                 </div>
             </div>
-            <div class="sidebar" id="sidebar-related" data-url="{{ related_url }}"></div>
+            <div class="sidebar" id="sidebar-related" data-url="{{ article_related_url }}"></div>
         </div>
     </div>
 
diff --git a/app/Http/Home/Views/article/sticky.volt b/app/Http/Home/Views/article/sticky.volt
index 50be63ab..5e3cef4f 100644
--- a/app/Http/Home/Views/article/sticky.volt
+++ b/app/Http/Home/Views/article/sticky.volt
@@ -20,7 +20,7 @@
     </div>
     <div class="item" id="toolbar-favorite">
         <div class="icon" title="{{ favorite_title }}" data-url="{{ favorite_url }}">
-            <i class="layui-icon layui-icon-star icon-star {{ favorite_class }}"></i>
+            <i class="layui-icon icon-star {{ favorite_class }}"></i>
         </div>
         <div class="text" data-count="{{ article.favorite_count }}">{{ article.favorite_count }}</div>
     </div>
diff --git a/app/Http/Home/Views/comment/list.volt b/app/Http/Home/Views/comment/list.volt
index ab6dee7c..f4c86d44 100644
--- a/app/Http/Home/Views/comment/list.volt
+++ b/app/Http/Home/Views/comment/list.volt
@@ -1,6 +1,7 @@
 {% if pager.total_pages > 0 %}
     {% for item in pager.items %}
         {% set owner_url = url({'for':'home.user.show','id':item.owner.id}) %}
+        {% set report_url = url({'for':'home.comment.report','id':item.id}) %}
         {% set like_url = url({'for':'home.comment.like','id':item.id}) %}
         {% set delete_url = url({'for':'home.comment.delete','id':item.id}) %}
         {% set reply_url = url({'for':'home.comment.reply','id':item.id}) %}
@@ -25,26 +26,26 @@
                             <div class="column">
                                 <span class="like-count" data-count="{{ item.like_count }}">{{ item.like_count }}</span>
                                 {% if item.me.liked == 1 %}
-                                    <span class="action action-like liked" title="取消点赞" data-url="{{ like_url }}">已赞</span>
+                                    <span class="action comment-like liked" title="取消点赞" data-url="{{ like_url }}">已赞</span>
                                 {% else %}
-                                    <span class="action action-like" title="点赞支持" data-url="{{ like_url }}">点赞</span>
+                                    <span class="action comment-like" title="点赞支持" data-url="{{ like_url }}">点赞</span>
                                 {% endif %}
                             </div>
                             <div class="column">
                                 <span class="reply-count" data-count="{{ item.reply_count }}">{{ item.reply_count }}</span>
-                                <span class="action action-toggle" title="展开回应" data-id="{{ item.id }}" data-url="{{ reply_list_url }}">回应</span>
+                                <span class="action comment-toggle" title="展开回应" data-id="{{ item.id }}" data-url="{{ reply_list_url }}">回应</span>
                             </div>
                         </div>
                         <div class="right">
                             <div class="column">
-                                <span class="action action-reply" data-id="{{ item.id }}">回复</span>
+                                <span class="action comment-reply" data-id="{{ item.id }}">回复</span>
                             </div>
                             <div class="column">
-                                <span class="action action-report" data-id="{{ item.id }}">举报</span>
+                                <span class="action comment-report" data-url="{{ report_url }}">举报</span>
                             </div>
                             {% if item.owner.id == auth_user.id %}
                                 <div class="column">
-                                    <span class="action action-delete" data-id="{{ item.id }}" data-url="{{ delete_url }}">删除</span>
+                                    <span class="action comment-delete" data-id="{{ item.id }}" data-url="{{ delete_url }}">删除</span>
                                 </div>
                             {% endif %}
                         </div>
diff --git a/app/Http/Home/Views/comment/replies.volt b/app/Http/Home/Views/comment/replies.volt
index fb97af36..8d14e8cd 100644
--- a/app/Http/Home/Views/comment/replies.volt
+++ b/app/Http/Home/Views/comment/replies.volt
@@ -3,7 +3,7 @@
         {% set owner_url = url({'for':'home.user.show','id':item.owner.id}) %}
         {% set like_url = url({'for':'home.comment.like','id':item.id}) %}
         {% set delete_url = url({'for':'home.comment.delete','id':item.id}) %}
-        {% set reply_create_url = url({'for':'home.comment.create_reply','id':item.id}) %}
+        {% set reply_url = url({'for':'home.comment.reply','id':item.id}) %}
         <div class="comment-box" id="comment-{{ item.id }}">
             <div class="comment-card">
                 <div class="avatar">
@@ -29,22 +29,22 @@
                             <div class="column">
                                 <span class="like-count" data-count="{{ item.like_count }}">{{ item.like_count }}</span>
                                 {% if item.me.liked == 1 %}
-                                    <span class="action action-like liked" title="取消点赞" data-url="{{ like_url }}">已赞</span>
+                                    <span class="action comment-like liked" title="取消点赞" data-url="{{ like_url }}">已赞</span>
                                 {% else %}
-                                    <span class="action action-like" title="点赞支持" data-url="{{ like_url }}">点赞</span>
+                                    <span class="action comment-like" title="点赞支持" data-url="{{ like_url }}">点赞</span>
                                 {% endif %}
                             </div>
                         </div>
                         <div class="right">
                             <div class="column">
-                                <span class="action action-reply" data-id="{{ item.id }}">回复</span>
+                                <span class="action comment-reply" data-id="{{ item.id }}">回复</span>
                             </div>
                             <div class="column">
-                                <span class="action action-report" data-id="{{ item.id }}">举报</span>
+                                <span class="action comment-report" data-id="{{ item.id }}">举报</span>
                             </div>
                             {% if item.owner.id == auth_user.id %}
                                 <div class="column">
-                                    <span class="action action-delete" data-id="{{ item.id }}" data-parent-id="{{ item.parent_id }}" data-url="{{ delete_url }}">删除</span>
+                                    <span class="action comment-delete" data-id="{{ item.id }}" data-parent-id="{{ item.parent_id }}" data-url="{{ delete_url }}">删除</span>
                                 </div>
                             {% endif %}
                         </div>
@@ -52,7 +52,7 @@
                 </div>
             </div>
             <div class="comment-form" id="comment-form-{{ item.id }}" style="display:none;">
-                <form class="layui-form" method="post" action="{{ reply_create_url }}">
+                <form class="layui-form" method="post" action="{{ reply_url }}">
                     <textarea class="layui-textarea" name="content" placeholder="撰写评论..." lay-verify="required"></textarea>
                     <div class="footer">
                         <div class="toolbar"></div>
diff --git a/app/Http/Home/Views/macros/notification.volt b/app/Http/Home/Views/macros/notification.volt
index 8b50b462..67415610 100644
--- a/app/Http/Home/Views/macros/notification.volt
+++ b/app/Http/Home/Views/macros/notification.volt
@@ -31,6 +31,29 @@
     {% elseif type == 189 %}
         {% set article_url = url({'for':'home.article.show','id':info.article.id}) %}
         <p>{{ sender.name }} 喜欢了你的文章 <a href="{{ article_url }}" target="_blank">{{ info.article.title }}</a></p>
+    {% elseif type == 204 %}
+        {% set question_url = url({'for':'home.question.show','id':info.question.id}) %}
+        <p>你的提问 <a href="{{ question_url }}" target="_blank">{{ info.question.title }}</a> 通过了审核</p>
+    {% elseif type == 205 %}
+        {% set question_url = url({'for':'home.question.show','id':info.question.id}) %}
+        <p>你的提问 <a href="{{ question_url }}" target="_blank">{{ info.question.title }}</a> 审核未通过</p>
+        <p>拒绝原因：{{ info.reason }}</p>
+    {% elseif type == 206 %}
+        {% set question_url = url({'for':'home.question.show','id':info.question.id}) %}
+        <p>{{ sender.name }} 回答了你的提问 <a href="{{ question_url }}" target="_blank">{{ info.question.title }}</a></p>
+        <p>回答内容：{{ info.answer.summary }}</p>
+    {% elseif type == 208 %}
+        {% set question_url = url({'for':'home.question.show','id':info.question.id}) %}
+        <p>{{ sender.name }} 收藏了你的问题 <a href="{{ question_url }}" target="_blank">{{ info.question.title }}</a></p>
+    {% elseif type == 209 %}
+        {% set question_url = url({'for':'home.question.show','id':info.question.id}) %}
+        <p>{{ sender.name }} 喜欢了你的问题 <a href="{{ question_url }}" target="_blank">{{ info.question.title }}</a></p>
+    {% elseif type == 209 %}
+        {% set question_url = url({'for':'home.question.show','id':info.question.id}) %}
+        <p>{{ sender.name }} 喜欢了你的问题 <a href="{{ question_url }}" target="_blank">{{ info.question.title }}</a></p>
+    {% elseif type == 228 %}
+        {% set question_url = url({'for':'home.question.show','id':info.question.id}) %}
+        <p>{{ sender.name }} 喜欢了你对问题 <a href="{{ question_url }}" target="_blank">{{ info.question.title }}</a>　的回答</p>
     {% elseif type == 506 %}
         <p>{{ sender.name }} 回复了你的评论：{{ info.comment.content }}</p>
         <p>回复内容：{{ info.reply.content }}</p>
diff --git a/app/Http/Home/Views/question/answer_tips.volt b/app/Http/Home/Views/question/answer_tips.volt
new file mode 100644
index 00000000..bf7e38ce
--- /dev/null
+++ b/app/Http/Home/Views/question/answer_tips.volt
@@ -0,0 +1,17 @@
+<div class="layui-card">
+    <div class="layui-card-header">答题指南</div>
+    <div class="layui-card-body">
+        <h3 class="suggest-text">适合作为回答的</h3>
+        <ul class="suggest-list">
+            <li><i class="layui-icon layui-icon-ok-circle"></i> 经过验证的有效解决办法</li>
+            <li><i class="layui-icon layui-icon-ok-circle"></i> 自己的经验指引，对解决问题有帮助</li>
+            <li><i class="layui-icon layui-icon-ok-circle"></i> 遵循 Markdown 语法排版，表达语义正确</li>
+        </ul>
+        <h3 class="not-suggest-text">不该作为回答的</h3>
+        <ul class="not-suggest-list">
+            <li><i class="layui-icon layui-icon-close-fill"></i> 询问内容细节或回复楼层</li>
+            <li><i class="layui-icon layui-icon-close-fill"></i> 与题目无关的内容</li>
+            <li><i class="layui-icon layui-icon-close-fill"></i> “赞” “顶” “同问” 等毫无意义的内容</li>
+        </ul>
+    </div>
+</div>
\ No newline at end of file
diff --git a/app/Http/Home/Views/question/answers.volt b/app/Http/Home/Views/question/answers.volt
index a46a1a3b..c74f5bf8 100644
--- a/app/Http/Home/Views/question/answers.volt
+++ b/app/Http/Home/Views/question/answers.volt
@@ -1,11 +1,10 @@
 {% if pager.total_pages > 0 %}
     {% for item in pager.items %}
         {% set owner_url = url({'for':'home.user.show','id':item.owner.id}) %}
-        {% set accept_url = url({'for':'home.answer.accept','id':item.id}) %}
         {% set like_url = url({'for':'home.answer.like','id':item.id}) %}
+        {% set report_url = url({'for':'home.answer.report','id':item.id}) %}
         {% set edit_url = url({'for':'home.answer.edit','id':item.id}) %}
         {% set delete_url = url({'for':'home.answer.delete','id':item.id}) %}
-        {% set report_url = '' %}
         <div class="comment-card answer-card" id="answer-{{ item.id }}">
             <div class="avatar">
                 <a href="{{ owner_url }}" title="{{ item.owner.name }}" target="_blank">
@@ -13,15 +12,10 @@
                 </a>
             </div>
             <div class="info">
-                {% if item.accepted == 1 %}
-                    <div class="accepted">
-                        <span class="layui-badge layui-bg-green">已采纳</span>
-                    </div>
-                {% endif %}
                 <div class="user">
                     <a href="{{ owner_url }}" target="_blank">{{ item.owner.name }}</a>
                 </div>
-                <div class="content">{{ item.content }}</div>
+                <div class="content markdown-body">{{ item.content }}</div>
                 <div class="footer">
                     <div class="left">
                         <div class="column">
@@ -30,27 +24,22 @@
                         <div class="column">
                             <span class="like-count" data-count="{{ item.like_count }}">{{ item.like_count }}</span>
                             {% if item.me.liked == 1 %}
-                                <span class="action action-like liked" title="取消点赞" data-url="{{ like_url }}">已赞</span>
+                                <span class="action answer-like liked" title="取消点赞" data-url="{{ like_url }}">已赞</span>
                             {% else %}
-                                <span class="action action-like" title="点赞支持" data-url="{{ like_url }}">点赞</span>
+                                <span class="action answer-like" title="点赞支持" data-url="{{ like_url }}">点赞</span>
                             {% endif %}
                         </div>
                     </div>
                     <div class="right">
-                        {% if question.solved == 0 and auth_user.id == question.owner_id  %}
-                            <div class="column">
-                                <span class="action action-accept" data-url="{{ accept_url }}">采纳</span>
-                            </div>
-                        {% endif %}
                         <div class="column">
-                            <span class="action action-report" data-url="{{ report_url }}">举报</span>
+                            <span class="action answer-report" data-url="{{ report_url }}">举报</span>
                         </div>
                         {% if auth_user.id == item.owner.id %}
                             <div class="column">
-                                <span class="action action-edit" data-url="{{ edit_url }}">编辑</span>
+                                <span class="action answer-edit" data-url="{{ edit_url }}">编辑</span>
                             </div>
                             <div class="column">
-                                <span class="action action-delete" data-url="{{ delete_url }}">删除</span>
+                                <span class="action kg-delete" data-url="{{ delete_url }}">删除</span>
                             </div>
                         {% endif %}
                     </div>
diff --git a/app/Http/Home/Views/question/edit.volt b/app/Http/Home/Views/question/edit.volt
index edf227ef..15cea959 100644
--- a/app/Http/Home/Views/question/edit.volt
+++ b/app/Http/Home/Views/question/edit.volt
@@ -29,7 +29,7 @@
                     </div>
                     <div class="layui-form-item center">
                         <div class="layui-input-block">
-                            <button class="layui-btn kg-submit" lay-submit="true" lay-filter="go">提交问题</button>
+                            <button class="layui-btn kg-submit" lay-submit="true" lay-filter="go">发布问题</button>
                         </div>
                     </div>
                 </div>
diff --git a/app/Http/Home/Views/question/show.volt b/app/Http/Home/Views/question/show.volt
index 99797b16..985319dc 100644
--- a/app/Http/Home/Views/question/show.volt
+++ b/app/Http/Home/Views/question/show.volt
@@ -5,10 +5,13 @@
     {{ partial('macros/question') }}
 
     {% set question_list_url = url({'for':'home.question.list'}) %}
-    {% set add_answer_url = url({'for':'home.answer.add'},{'question_id':question.id}) %}
+    {% set question_report_url = url({'for':'home.question.report','id':question.id}) %}
+    {% set question_edit_url = url({'for':'home.question.edit','id':question.id}) %}
+    {% set question_delete_url = url({'for':'home.question.delete','id':question.id}) %}
+    {% set question_owner_url = url({'for':'home.user.show','id':question.owner.id}) %}
+    {% set question_related_url = url({'for':'home.question.related','id':question.id}) %}
+    {% set answer_add_url = url({'for':'home.answer.add'},{'question_id':question.id}) %}
     {% set answer_list_url = url({'for':'home.question.answers','id':question.id}) %}
-    {% set related_url = url({'for':'home.question.related','id':question.id}) %}
-    {% set owner_url = url({'for':'home.user.show','id':question.owner.id}) %}
 
     <div class="breadcrumb">
         <span class="layui-breadcrumb">
@@ -31,12 +34,19 @@
             <div class="article-info wrap">
                 <div class="title">{{ question.title }}</div>
                 <div class="meta">
-                    <span class="owner">
-                        <a href="{{ owner_url }}">{{ question.owner.name }}</a>
-                    </span>
-                    <span class="view">{{ question.view_count }} 阅读</span>
-                    <span class="answer">{{ question.answer_count }} 回答</span>
-                    <span class="time" title="{{ date('Y-m-d H:i:s',question.create_time) }}">{{ question.create_time|time_ago }}</span>
+                    <div class="left">
+                        <span class="owner"><a href="{{ question_owner_url }}">{{ question.owner.name }}</a></span>
+                        <span class="time">{{ question.create_time|time_ago }}</span>
+                        <span class="view">{{ question.view_count }} 阅读</span>
+                        <span class="answer">{{ question.answer_count }} 回答</span>
+                    </div>
+                    <div class="right">
+                        <span class="question-report" data-url="{{ question_report_url }}">举报</span>
+                        {% if auth_user.id == question.owner.id %}
+                            <span class="question-edit" data-url="{{ question_edit_url }}">编辑</span>
+                            <span class="question-delete" data-url="{{ question_delete_url }}">删除</span>
+                        {% endif %}
+                    </div>
                 </div>
                 <div class="content markdown-body">{{ question.content }}</div>
                 {% if question.tags %}
@@ -49,9 +59,26 @@
                 {% endif %}
             </div>
             <div id="answer-anchor"></div>
-            <div class="answer-wrap wrap">
-                <div id="answer-list" data-url="{{ answer_list_url }}"></div>
+            <div class="answer-tips">
+                {{ partial('question/answer_tips') }}
             </div>
+            {% if question.answer_count > 0 %}
+                <div class="layout-content">
+                    <div class="content-wrap wrap">
+                        <div class="layui-tab layui-tab-brief search-tab" lay-filter="answer">
+                            <ul class="layui-tab-title">
+                                <li class="layui-this" data-url="{{ answer_list_url }}?sort=popular">热门回答</li>
+                                <li data-url="{{ answer_list_url }}?sort=latest">最新回答</li>
+                            </ul>
+                            <div class="layui-tab-content">
+                                <div class="layui-tab-item layui-show">
+                                    <div id="answer-list" data-url="{{ answer_list_url }}?sort=popular"></div>
+                                </div>
+                            </div>
+                        </div>
+                    </div>
+                </div>
+            {% endif %}
         </div>
         <div class="layout-sidebar">
             <div class="sidebar">
@@ -64,7 +91,7 @@
                             </div>
                             <div class="info">
                                 <div class="name layui-elip">
-                                    <a href="{{ owner_url }}" title="{{ question.owner.about }}">{{ question.owner.name }}</a>
+                                    <a href="{{ question_owner_url }}" title="{{ question.owner.about }}">{{ question.owner.name }}</a>
                                 </div>
                                 <div class="title layui-elip">{{ question.owner.title|default('初出江湖') }}</div>
                             </div>
@@ -74,10 +101,10 @@
             </div>
             {% if question.me.answered == 0 %}
                 <div class="sidebar wrap">
-                    <button class="layui-btn layui-btn-fluid btn-answer" data-url="{{ add_answer_url }}">回答问题</button>
+                    <button class="layui-btn layui-btn-fluid btn-answer" data-url="{{ answer_add_url }}">回答问题</button>
                 </div>
             {% endif %}
-            <div class="sidebar" id="sidebar-related" data-url="{{ related_url }}"></div>
+            <div class="sidebar" id="sidebar-related" data-url="{{ question_related_url }}"></div>
         </div>
     </div>
 
diff --git a/app/Http/Home/Views/question/sticky.volt b/app/Http/Home/Views/question/sticky.volt
index a49e8a24..a9487e89 100644
--- a/app/Http/Home/Views/question/sticky.volt
+++ b/app/Http/Home/Views/question/sticky.volt
@@ -20,7 +20,7 @@
     </div>
     <div class="item" id="toolbar-favorite">
         <div class="icon" title="{{ favorite_title }}" data-url="{{ favorite_url }}">
-            <i class="layui-icon layui-icon-star icon-star {{ favorite_class }}"></i>
+            <i class="layui-icon icon-star {{ favorite_class }}"></i>
         </div>
         <div class="text" data-count="{{ question.favorite_count }}">{{ question.favorite_count }}</div>
     </div>
diff --git a/app/Http/Home/Views/search/course.volt b/app/Http/Home/Views/search/course.volt
index 963f7983..17f87c80 100644
--- a/app/Http/Home/Views/search/course.volt
+++ b/app/Http/Home/Views/search/course.volt
@@ -3,7 +3,7 @@
         {% for item in pager.items %}
             {% set course_url = url({'for':'home.course.show','id':item.id}) %}
             {% set teacher_url = url({'for':'home.teacher.show','id':item.teacher.id}) %}
-            <div class="search-course-card clearfix">
+            <div class="search-course-card">
                 <div class="cover">
                     <a href="{{ course_url }}" target="_blank">
                         <img src="{{ item.cover }}!cover_270" alt="{{ item.title }}">
diff --git a/app/Http/Home/Views/search/group.volt b/app/Http/Home/Views/search/group.volt
index f67fc1fd..46b76de6 100644
--- a/app/Http/Home/Views/search/group.volt
+++ b/app/Http/Home/Views/search/group.volt
@@ -3,18 +3,18 @@
         {% for item in pager.items %}
             {% set group_url = url({'for':'home.im_group.show','id':item.id}) %}
             {% set owner_url = url({'for':'home.user.show','id':item.owner.id}) %}
-            {% set item.about = item.about ? item.about : '这个家伙真懒，什么也没有留下！' %}
-            <div class="search-group-card clearfix">
+            {% set item.about = item.about|default('这个家伙真懒，什么也没有留下！') %}
+            <div class="search-group-card">
                 <div class="avatar">
                     <a href="{{ group_url }}" target="_blank">
                         <img src="{{ item.avatar }}!avatar_160" alt="{{ item.name }}">
                     </a>
                 </div>
                 <div class="info">
-                    <div class="name layui-elip">
+                    <div class="name">
                         <a href="{{ group_url }}" target="_blank">{{ item.name }}</a>
                     </div>
-                    <div class="about layui-elip">{{ item.about }}</div>
+                    <div class="about">{{ item.about }}</div>
                     <div class="meta">
                         <span>组长：<a href="{{ owner_url }}" target="_blank">{{ item.owner.name }}</a></span>
                         <span>成员：{{ item.user_count }}</span>
diff --git a/app/Http/Home/Views/search/question.volt b/app/Http/Home/Views/search/question.volt
index b5b7cfa6..6f28739e 100644
--- a/app/Http/Home/Views/search/question.volt
+++ b/app/Http/Home/Views/search/question.volt
@@ -17,6 +17,13 @@
                         <span class="answer">回答：{{ item.answer_count }}</span>
                     </div>
                 </div>
+                {% if item.cover %}
+                    <div class="cover">
+                        <a href="{{ question_url }}" target="_blank">
+                            <img src="{{ item.cover }}!cover_270" alt="{{ item.title }}">
+                        </a>
+                    </div>
+                {% endif %}
             </div>
         {% endfor %}
     </div>
diff --git a/app/Http/Home/Views/search/user.volt b/app/Http/Home/Views/search/user.volt
index 3f93b57a..eb635218 100644
--- a/app/Http/Home/Views/search/user.volt
+++ b/app/Http/Home/Views/search/user.volt
@@ -4,18 +4,18 @@
     <div class="search-user-list">
         {% for item in pager.items %}
             {% set user_url = url({'for':'home.user.show','id':item.id}) %}
-            {% set item.about = item.about ? item.about : '这个家伙真懒，什么也没有留下！' %}
-            <div class="search-group-card clearfix">
+            {% set item.about = item.about|default('这个家伙真懒，什么也没有留下！') %}
+            <div class="search-group-card">
                 <div class="avatar">
                     <a href="{{ user_url }}" target="_blank">
                         <img src="{{ item.avatar }}!avatar_160" alt="{{ item.name }}">
                     </a>
                 </div>
                 <div class="info">
-                    <div class="name layui-elip">
+                    <div class="name">
                         <a href="{{ user_url }}" target="_blank">{{ item.name }}</a>
                     </div>
-                    <div class="about layui-elip">{{ item.about }}</div>
+                    <div class="about">{{ item.about }}</div>
                     <div class="meta">
                         <span>性别：{{ gender_info(item.gender) }}</span>
                         <span>地区：{{ item.area }}</span>
diff --git a/app/Http/Home/Views/tag/list.volt b/app/Http/Home/Views/tag/list.volt
index b1a478b2..95dfcb33 100644
--- a/app/Http/Home/Views/tag/list.volt
+++ b/app/Http/Home/Views/tag/list.volt
@@ -5,11 +5,6 @@
     {% set list_pager_url = url({'for':'home.tag.list_pager'}) %}
     {% set my_pager_url = url({'for':'home.tag.my_pager'}) %}
 
-    <div class="layui-breadcrumb breadcrumb">
-        <a href="/">首页</a>
-        <a><cite>标签</cite></a>
-    </div>
-
     <div class="tab-wrap">
         <div class="layui-tab layui-tab-brief user-tab" lay-filter="tag">
             <ul class="layui-tab-title">
diff --git a/app/Http/Home/Views/user/console/answers.volt b/app/Http/Home/Views/user/console/answers.volt
index 3b1672ff..8674dcb7 100644
--- a/app/Http/Home/Views/user/console/answers.volt
+++ b/app/Http/Home/Views/user/console/answers.volt
@@ -36,8 +36,8 @@
                         <tbody>
                         {% for item in pager.items %}
                             {% set question_url = url({'for':'home.question.show','id':item.question.id}) %}
-                            {% set edit_url = url({'for':'home.review.edit','id':item.id}) %}
-                            {% set delete_url = url({'for':'home.review.delete','id':item.id}) %}
+                            {% set edit_url = url({'for':'home.answer.edit','id':item.id}) %}
+                            {% set delete_url = url({'for':'home.answer.delete','id':item.id}) %}
                             <tr>
                                 <td>
                                     <p>提问：<a href="{{ question_url }}" target="_blank">{{ item.question.title }}</a></p>
@@ -49,8 +49,8 @@
                                 </td>
                                 <td>{{ item.like_count }}</td>
                                 <td>
-                                    <button class="layui-btn layui-btn-xs btn-edit-review" data-url="{{ edit_url }}">修改</button>
-                                    <button class="layui-btn layui-btn-xs layui-bg-red kg-delete" data-url="{{ delete_url }}">删除</button>
+                                    <a href="{{ edit_url }}" class="layui-btn layui-btn-xs">修改</a>
+                                    <a href="javascript:" class="layui-btn layui-btn-xs layui-bg-red kg-delete" data-url="{{ delete_url }}">删除</a>
                                 </td>
                             </tr>
                         {% endfor %}
diff --git a/app/Http/Home/Views/user/console/favorites.volt b/app/Http/Home/Views/user/console/favorites.volt
index d254df80..46adf29e 100644
--- a/app/Http/Home/Views/user/console/favorites.volt
+++ b/app/Http/Home/Views/user/console/favorites.volt
@@ -2,7 +2,7 @@
 
 {% block content %}
 
-    {% set types = {'course':'课程','article':'文章'} %}
+    {% set types = {'course':'课程','article':'文章','question':'问题'} %}
     {% set type = request.get('type','trim','course') %}
 
     <div class="layout-main clearfix">
@@ -21,6 +21,8 @@
                     {{ partial('user/console/favorites_course') }}
                 {% elseif type == 'article' %}
                     {{ partial('user/console/favorites_article') }}
+                {% elseif type == 'question' %}
+                    {{ partial('user/console/favorites_question') }}
                 {% endif %}
             </div>
         </div>
diff --git a/app/Http/Home/Views/user/console/favorites_article.volt b/app/Http/Home/Views/user/console/favorites_article.volt
index 5d25afb4..fc907330 100644
--- a/app/Http/Home/Views/user/console/favorites_article.volt
+++ b/app/Http/Home/Views/user/console/favorites_article.volt
@@ -26,7 +26,7 @@
                 <td>{{ item.like_count }}</td>
                 <td>{{ item.comment_count }}</td>
                 <td class="center">
-                    <button class="layui-btn layui-btn-sm kg-delete" data-tips="确定要取消收藏吗？" data-url="{{ favorite_url }}">取消</button>
+                    <button class="layui-btn layui-btn-sm layui-bg-red kg-delete" data-tips="确定要取消收藏吗？" data-url="{{ favorite_url }}">取消</button>
                 </td>
             </tr>
         {% endfor %}
diff --git a/app/Http/Home/Views/user/console/favorites_course.volt b/app/Http/Home/Views/user/console/favorites_course.volt
index c759ab84..d2891471 100644
--- a/app/Http/Home/Views/user/console/favorites_course.volt
+++ b/app/Http/Home/Views/user/console/favorites_course.volt
@@ -23,7 +23,7 @@
                 <td>{{ item.user_count }}</td>
                 <td>{{ "%0.1f"|format(item.rating) }}</td>
                 <td class="center">
-                    <button class="layui-btn layui-btn-sm kg-delete" data-tips="确定要取消收藏吗？" data-url="{{ favorite_url }}">取消</button>
+                    <button class="layui-btn layui-btn-sm layui-bg-red kg-delete" data-tips="确定要取消收藏吗？" data-url="{{ favorite_url }}">取消</button>
                 </td>
             </tr>
         {% endfor %}
diff --git a/app/Http/Home/Views/user/console/favorites_question.volt b/app/Http/Home/Views/user/console/favorites_question.volt
new file mode 100644
index 00000000..baa04fab
--- /dev/null
+++ b/app/Http/Home/Views/user/console/favorites_question.volt
@@ -0,0 +1,36 @@
+{% if pager.total_pages > 0 %}
+    <table class="layui-table" lay-size="lg">
+        <colgroup>
+            <col>
+            <col>
+            <col>
+            <col>
+            <col width="12%">
+        </colgroup>
+        <thead>
+        <tr>
+            <th>问题</th>
+            <th>浏览</th>
+            <th>点赞</th>
+            <th>回答</th>
+            <th>操作</th>
+        </tr>
+        </thead>
+        <tbody>
+        {% for item in pager.items %}
+            {% set question_url = url({'for':'home.question.show','id':item.id}) %}
+            {% set favorite_url = url({'for':'home.question.favorite','id':item.id}) %}
+            <tr>
+                <td><a href="{{ question_url }}" target="_blank">{{ item.title }}</a></td>
+                <td>{{ item.view_count }}</td>
+                <td>{{ item.like_count }}</td>
+                <td>{{ item.answer_count }}</td>
+                <td class="center">
+                    <button class="layui-btn layui-btn-sm layui-bg-red kg-delete" data-tips="确定要取消收藏吗？" data-url="{{ favorite_url }}">取消</button>
+                </td>
+            </tr>
+        {% endfor %}
+        </tbody>
+    </table>
+    {{ partial('partials/pager') }}
+{% endif %}
\ No newline at end of file
diff --git a/app/Library/Helper.php b/app/Library/Helper.php
index 9c614242..79eabbdd 100644
--- a/app/Library/Helper.php
+++ b/app/Library/Helper.php
@@ -203,16 +203,6 @@ function kg_default_group_avatar_path()
     return '/img/default/group_avatar.png';
 }
 
-/**
- * 获取默认文章封面路径
- *
- * @return string
- */
-function kg_default_article_cover_path()
-{
-    return '/img/default/article_cover.png';
-}
-
 /**
  * 获取默认课程封面路径
  *
@@ -333,20 +323,6 @@ function kg_cos_group_avatar_url($path, $style = null)
     return kg_cos_img_url($path, $style);
 }
 
-/**
- * 获取文章封面URL
- *
- * @param string $path
- * @param string $style
- * @return string
- */
-function kg_cos_article_cover_url($path, $style = null)
-{
-    $path = $path ?: kg_default_article_cover_path();
-
-    return kg_cos_img_url($path, $style);
-}
-
 /**
  * 获取课程封面URL
  *
diff --git a/app/Models/Answer.php b/app/Models/Answer.php
index 47e54824..e2fa9a30 100644
--- a/app/Models/Answer.php
+++ b/app/Models/Answer.php
@@ -43,6 +43,13 @@ class Answer extends Model
      */
     public $cover = '';
 
+    /**
+     * 概要
+     *
+     * @var string
+     */
+    public $summary = '';
+
     /**
      * 内容
      *
@@ -150,6 +157,10 @@ class Answer extends Model
             $this->cover = kg_parse_first_content_image($this->content);
         }
 
+        if (empty($this->summary)) {
+            $this->summary = kg_parse_summary($this->content);
+        }
+
         $this->create_time = time();
     }
 
@@ -159,6 +170,10 @@ class Answer extends Model
             $this->cover = kg_parse_first_content_image($this->content);
         }
 
+        if (empty($this->summary)) {
+            $this->summary = kg_parse_summary($this->content);
+        }
+
         $this->update_time = time();
     }
 
@@ -178,4 +193,12 @@ class Answer extends Model
         ];
     }
 
+    public static function sortTypes()
+    {
+        return [
+            'latest' => '最新',
+            'popular' => '最热',
+        ];
+    }
+
 }
\ No newline at end of file
diff --git a/app/Models/PointHistory.php b/app/Models/PointHistory.php
index 37d9c1b6..e5df34c2 100644
--- a/app/Models/PointHistory.php
+++ b/app/Models/PointHistory.php
@@ -19,8 +19,11 @@ class PointHistory extends Model
     const EVENT_COMMENT_POST = 9; // 发布评论
     const EVENT_ARTICLE_POST = 10; // 发布文章
     const EVENT_QUESTION_POST = 11; // 发布问题
-    const EVENT_ANSWER_POST = 12; // 发布答案
-    const EVENT_ANSWER_ACCEPT = 13; // 采纳答案
+    const EVENT_ANSWER_POST = 12; // 发布回答
+    const EVENT_ANSWER_ACCEPTED = 13; // 回答被采纳
+    const EVENT_ANSWER_LIKED = 14; // 回答被点赞
+    const EVENT_ARTICLE_LIKED = 15; // 文章被点赞
+    const EVENT_QUESTION_LIKED = 16; // 提问被点赞
 
     /**
      * 主键编号
diff --git a/app/Models/Reason.php b/app/Models/Reason.php
index 8ff03c0a..ef5c569d 100644
--- a/app/Models/Reason.php
+++ b/app/Models/Reason.php
@@ -23,4 +23,22 @@ class Reason
         ];
     }
 
+    public static function questionRejectOptions()
+    {
+        return [
+            101 => '没有讨论价值',
+            102 => '错别字，病句过多',
+            103 => '内容不实',
+            104 => '标题夸张',
+            105 => '题文不符',
+            106 => '低俗色情',
+            107 => '广告软文',
+            108 => '恶意对比',
+            109 => '涉嫌歧视，恶意抹黑',
+            110 => '归类与主题不符',
+            111 => '内容涉嫌违法',
+            112 => '其它问题',
+        ];
+    }
+
 }
\ No newline at end of file
diff --git a/app/Repos/Answer.php b/app/Repos/Answer.php
index 33811428..2339c001 100644
--- a/app/Repos/Answer.php
+++ b/app/Repos/Answer.php
@@ -41,7 +41,7 @@ class Answer extends Repository
         }
 
         switch ($sort) {
-            case 'like':
+            case 'popular':
                 $orderBy = 'like_count DESC';
                 break;
             case 'latest':
diff --git a/app/Repos/Article.php b/app/Repos/Article.php
index 620e2f31..0ff01ff4 100644
--- a/app/Repos/Article.php
+++ b/app/Repos/Article.php
@@ -77,7 +77,7 @@ class Article extends Repository
                 $orderBy = 'like_count DESC';
                 break;
             case 'popular':
-                $orderBy = 'view_count DESC';
+                $orderBy = 'score DESC';
                 break;
             case 'comment':
                 $orderBy = 'comment_count DESC';
diff --git a/app/Services/Logic/Answer/AnswerAccept.php b/app/Services/Logic/Answer/AnswerAccept.php
index 2c319c47..09855573 100644
--- a/app/Services/Logic/Answer/AnswerAccept.php
+++ b/app/Services/Logic/Answer/AnswerAccept.php
@@ -6,7 +6,7 @@ use App\Models\Answer as AnswerModel;
 use App\Models\User as UserModel;
 use App\Services\Logic\AnswerTrait;
 use App\Services\Logic\Notice\System\AnswerAccepted as AnswerAcceptedNotice;
-use App\Services\Logic\Point\History\AnswerAccept as AnswerAcceptPointHistory;
+use App\Services\Logic\Point\History\AnswerAccepted as AnswerAcceptPointHistory;
 use App\Services\Logic\QuestionTrait;
 use App\Services\Logic\Service as LogicService;
 use App\Validators\Answer as AnswerValidator;
@@ -35,7 +35,8 @@ class AnswerAccept extends LogicService
 
         $answer->update();
 
-        $question->answer_id = $answer->id;
+        $question->last_answer_id = $answer->id;
+        $question->last_reply_time = time();
         $question->solved = 1;
 
         $question->update();
@@ -43,6 +44,8 @@ class AnswerAccept extends LogicService
         $this->handleAcceptNotice($answer, $user);
 
         $this->eventsManager->fire('Answer:afterAccept', $this, $answer);
+
+        return $answer;
     }
 
     protected function handleAcceptPoint(AnswerModel $answer)
diff --git a/app/Services/Logic/Answer/AnswerCreate.php b/app/Services/Logic/Answer/AnswerCreate.php
index 31d3200f..d7d6bf18 100644
--- a/app/Services/Logic/Answer/AnswerCreate.php
+++ b/app/Services/Logic/Answer/AnswerCreate.php
@@ -6,10 +6,10 @@ use App\Models\Answer as AnswerModel;
 use App\Models\Question as QuestionModel;
 use App\Models\User as UserModel;
 use App\Services\Logic\AnswerTrait;
+use App\Services\Logic\Notice\System\QuestionAnswered as QuestionAnsweredNotice;
 use App\Services\Logic\Point\History\AnswerPost as AnswerPostPointHistory;
 use App\Services\Logic\QuestionTrait;
 use App\Services\Logic\Service as LogicService;
-use App\Services\Sync\QuestionScore as QuestionScoreSync;
 use App\Traits\Client as ClientTrait;
 use App\Validators\Answer as AnswerValidator;
 
@@ -53,14 +53,14 @@ class AnswerCreate extends LogicService
 
         $question->update();
 
-        $this->syncQuestionScore($question);
-
         $this->incrUserAnswerCount($user);
 
         $this->incrQuestionAnswerCount($question);
 
         $this->handleAnswerPoint($answer);
 
+        $this->handleAnswerNotice($answer);
+
         $this->eventsManager->fire('Answer:afterCreate', $this, $answer);
 
         return $answer;
@@ -80,11 +80,11 @@ class AnswerCreate extends LogicService
         $user->update();
     }
 
-    protected function syncQuestionScore(QuestionModel $question)
+    protected function handleAnswerNotice(AnswerModel $answer)
     {
-        $sync = new QuestionScoreSync();
+        $notice = new QuestionAnsweredNotice();
 
-        $sync->addItem($question->id);
+        $notice->handle($answer);
     }
 
     protected function handleAnswerPoint(AnswerModel $answer)
diff --git a/app/Services/Logic/Answer/AnswerDelete.php b/app/Services/Logic/Answer/AnswerDelete.php
index 2dd76549..ee9f52bf 100644
--- a/app/Services/Logic/Answer/AnswerDelete.php
+++ b/app/Services/Logic/Answer/AnswerDelete.php
@@ -38,6 +38,8 @@ class AnswerDelete extends LogicService
         $this->updateQuestionScore($question);
 
         $this->eventsManager->fire('Answer:afterDelete', $this, $answer);
+
+        return $answer;
     }
 
     protected function decrUserAnswerCount(UserModel $user)
diff --git a/app/Services/Logic/Answer/AnswerUpdate.php b/app/Services/Logic/Answer/AnswerUpdate.php
index 2b26e2e7..deaf5c75 100644
--- a/app/Services/Logic/Answer/AnswerUpdate.php
+++ b/app/Services/Logic/Answer/AnswerUpdate.php
@@ -40,6 +40,8 @@ class AnswerUpdate extends LogicService
         $this->syncQuestionScore($question);
 
         $this->eventsManager->fire('Answer:afterUpdate', $this, $answer);
+
+        return $answer;
     }
 
     protected function syncQuestionScore(QuestionModel $question)
diff --git a/app/Services/Logic/Article/ArticleCreate.php b/app/Services/Logic/Article/ArticleCreate.php
new file mode 100644
index 00000000..17b3faaa
--- /dev/null
+++ b/app/Services/Logic/Article/ArticleCreate.php
@@ -0,0 +1,46 @@
+<?php
+
+namespace App\Services\Logic\Article;
+
+use App\Models\Article as ArticleModel;
+use App\Models\User as UserModel;
+use App\Services\Logic\Service as LogicService;
+
+class ArticleCreate extends LogicService
+{
+
+    use ArticleDataTrait;
+
+    public function handle()
+    {
+        $post = $this->request->getPost();
+
+        $user = $this->getLoginUser();
+
+        $article = new ArticleModel();
+
+        $data = $this->handlePostData($post);
+
+        $data['owner_id'] = $user->id;
+
+        $article->create($data);
+
+        if (isset($post['xm_tag_ids'])) {
+            $this->saveTags($article, $post['xm_tag_ids']);
+        }
+
+        $this->incrUserArticleCount($user);
+
+        $this->eventsManager->fire('Article:afterCreate', $this, $article);
+
+        return $article;
+    }
+
+    protected function incrUserArticleCount(UserModel $user)
+    {
+        $user->article_count += 1;
+
+        $user->update();
+    }
+
+}
diff --git a/app/Services/Logic/Article/ArticleDataTrait.php b/app/Services/Logic/Article/ArticleDataTrait.php
new file mode 100644
index 00000000..379e0bd6
--- /dev/null
+++ b/app/Services/Logic/Article/ArticleDataTrait.php
@@ -0,0 +1,106 @@
+<?php
+
+namespace App\Services\Logic\Article;
+
+use App\Library\Utils\Word as WordUtil;
+use App\Models\Article as ArticleModel;
+use App\Models\ArticleTag as ArticleTagModel;
+use App\Repos\ArticleTag as ArticleTagRepo;
+use App\Repos\Tag as TagRepo;
+use App\Traits\Client as ClientTrait;
+use App\Validators\Article as ArticleValidator;
+
+trait ArticleDataTrait
+{
+
+    use ClientTrait;
+
+    protected function handlePostData($post)
+    {
+        $data = [];
+
+        $validator = new ArticleValidator();
+
+        $data['title'] = $validator->checkTitle($post['title']);
+        $data['content'] = $validator->checkContent($post['content']);
+        $data['word_count'] = WordUtil::getWordCount($data['content']);
+
+        if (isset($post['category_id'])) {
+            $category = $validator->checkCategory($post['category_id']);
+            $data['category_id'] = $category->id;
+        }
+
+        if (isset($post['source_type'])) {
+            $data['source_type'] = $validator->checkSourceType($post['source_type']);
+            if ($post['source_type'] != ArticleModel::SOURCE_ORIGIN) {
+                $data['source_url'] = $validator->checkSourceUrl($post['source_url']);
+            }
+        }
+
+        if (isset($post['allow_comment'])) {
+            $data['allow_comment'] = $validator->checkAllowCommentStatus($post['allow_comment']);
+        }
+
+        if (isset($post['private'])) {
+            $data['private'] = $validator->checkPrivateStatus($post['private']);
+        }
+
+        return $data;
+    }
+
+    protected function saveTags(ArticleModel $article, $tagIds)
+    {
+        $originTagIds = [];
+
+        /**
+         * 修改数据后，afterFetch设置的属性会失效，重新执行
+         */
+        $article->afterFetch();
+
+        if ($article->tags) {
+            $originTagIds = kg_array_column($article->tags, 'id');
+        }
+
+        $newTagIds = $tagIds ? explode(',', $tagIds) : [];
+        $addedTagIds = array_diff($newTagIds, $originTagIds);
+
+        if ($addedTagIds) {
+            foreach ($addedTagIds as $tagId) {
+                $articleTag = new ArticleTagModel();
+                $articleTag->article_id = $article->id;
+                $articleTag->tag_id = $tagId;
+                $articleTag->create();
+            }
+        }
+
+        $deletedTagIds = array_diff($originTagIds, $newTagIds);
+
+        if ($deletedTagIds) {
+            $articleTagRepo = new ArticleTagRepo();
+            foreach ($deletedTagIds as $tagId) {
+                $articleTag = $articleTagRepo->findArticleTag($article->id, $tagId);
+                if ($articleTag) {
+                    $articleTag->delete();
+                }
+            }
+        }
+
+        $articleTags = [];
+
+        if ($newTagIds) {
+            $tagRepo = new TagRepo();
+            $tags = $tagRepo->findByIds($newTagIds);
+            if ($tags->count() > 0) {
+                $articleTags = [];
+                foreach ($tags as $tag) {
+                    $articleTags[] = ['id' => $tag->id, 'name' => $tag->name];
+                }
+            }
+        }
+
+        $article->tags = $articleTags;
+
+        $article->update();
+    }
+
+}
diff --git a/app/Services/Logic/Article/ArticleDelete.php b/app/Services/Logic/Article/ArticleDelete.php
new file mode 100644
index 00000000..ebb85128
--- /dev/null
+++ b/app/Services/Logic/Article/ArticleDelete.php
@@ -0,0 +1,53 @@
+<?php
+
+namespace App\Services\Logic\Article;
+
+use App\Models\Article as ArticleModel;
+use App\Models\User as UserModel;
+use App\Services\Logic\ArticleTrait;
+use App\Services\Logic\Service as LogicService;
+use App\Services\Sync\ArticleIndex as ArticleIndexSync;
+use App\Validators\Article as ArticleValidator;
+
+class ArticleDelete extends LogicService
+{
+
+    use ArticleTrait;
+
+    public function handle($id)
+    {
+        $article = $this->checkArticle($id);
+
+        $user = $this->getLoginUser();
+
+        $validator = new ArticleValidator();
+
+        $validator->checkOwner($user->id, $article->owner_id);
+
+        $article->deleted = 1;
+
+        $article->update();
+
+        $this->decrUserArticleCount($user);
+
+        $this->rebuildArticleIndex($article);
+
+        $this->eventsManager->fire('Article:afterDelete', $this, $article);
+    }
+
+    protected function decrUserArticleCount(UserModel $user)
+    {
+        if ($user->article_count > 0) {
+            $user->article_count -= 1;
+            $user->update();
+        }
+    }
+
+    protected function rebuildArticleIndex(ArticleModel $article)
+    {
+        $sync = new ArticleIndexSync();
+
+        $sync->addItem($article->id);
+    }
+
+}
diff --git a/app/Services/Logic/Article/ArticleUpdate.php b/app/Services/Logic/Article/ArticleUpdate.php
new file mode 100644
index 00000000..9046a313
--- /dev/null
+++ b/app/Services/Logic/Article/ArticleUpdate.php
@@ -0,0 +1,52 @@
+<?php
+
+namespace App\Services\Logic\Article;
+
+use App\Models\Article as ArticleModel;
+use App\Services\Logic\ArticleTrait;
+use App\Services\Logic\Service as LogicService;
+
+class ArticleUpdate extends LogicService
+{
+
+    use ArticleTrait;
+    use ArticleDataTrait;
+
+    public function handle($id)
+    {
+        $post = $this->request->getPost();
+
+        $article = $this->checkArticle($id);
+
+        $data = $this->handlePostData($post);
+
+        if ($article->published == ArticleModel::PUBLISH_REJECTED) {
+            $data['published'] = ArticleModel::PUBLISH_PENDING;
+        }
+
+        /**
+         * 当通过审核后，禁止修改部分文章属性
+         */
+        if ($article->published == ArticleModel::PUBLISH_APPROVED) {
+            unset(
+                $data['title'],
+                $data['content'],
+                $data['source_type'],
+                $data['source_url'],
+                $data['category_id'],
+                $post['xm_tag_ids'],
+            );
+        }
+
+        $article->update($data);
+
+        if (isset($post['xm_tag_ids'])) {
+            $this->saveTags($article, $post['xm_tag_ids']);
+        }
+
+        $this->eventsManager->fire('Article:afterUpdate', $this, $article);
+
+        return $article;
+    }
+
+}
diff --git a/app/Services/Logic/Comment/CommentCountTrait.php b/app/Services/Logic/Comment/CommentCountTrait.php
index a4407656..25ee8079 100644
--- a/app/Services/Logic/Comment/CommentCountTrait.php
+++ b/app/Services/Logic/Comment/CommentCountTrait.php
@@ -6,6 +6,8 @@ use App\Models\Article as ArticleModel;
 use App\Models\Chapter as ChapterModel;
 use App\Models\Comment as CommentModel;
 use App\Models\User as UserModel;
+use App\Services\Logic\ArticleTrait;
+use App\Services\Logic\ChapterTrait;
 use App\Services\Logic\Notice\System\ArticleCommented as ArticleCommentedNotice;
 use App\Services\Logic\Notice\System\ChapterCommented as ChapterCommentedNotice;
 use Phalcon\Di as Di;
@@ -14,6 +16,9 @@ use Phalcon\Events\Manager as EventsManager;
 trait CommentCountTrait
 {
 
+    use ArticleTrait;
+    use ChapterTrait;
+
     protected function incrItemCommentCount(CommentModel $comment)
     {
         if ($comment->item_type == CommentModel::ITEM_CHAPTER) {
diff --git a/app/Services/Logic/Notice/System/QuestionAnswered.php b/app/Services/Logic/Notice/System/QuestionAnswered.php
new file mode 100644
index 00000000..0a75087a
--- /dev/null
+++ b/app/Services/Logic/Notice/System/QuestionAnswered.php
@@ -0,0 +1,46 @@
+<?php
+
+namespace App\Services\Logic\Notice\System;
+
+use App\Models\Answer as AnswerModel;
+use App\Models\Notification as NotificationModel;
+use App\Repos\Question as QuestionRepo;
+use App\Repos\User as UserRepo;
+use App\Services\Logic\Service as LogicService;
+
+class QuestionAnswered extends LogicService
+{
+
+    public function handle(AnswerModel $answer)
+    {
+        $question = $this->findQuestion($answer->question_id);
+
+        $notification = new NotificationModel();
+
+        $notification->sender_id = $answer->owner_id;
+        $notification->receiver_id = $question->owner_id;
+        $notification->event_id = $answer->id;
+        $notification->event_type = NotificationModel::TYPE_QUESTION_ANSWERED;
+        $notification->event_info = [
+            'question' => ['id' => $question->id, 'title' => $question->title],
+            'answer' => ['id' => $answer->id, 'summary' => $answer->summary],
+        ];
+
+        $notification->create();
+    }
+
+    protected function findQuestion($id)
+    {
+        $questionRepo = new QuestionRepo();
+
+        return $questionRepo->findById($id);
+    }
+
+    protected function findUser($id)
+    {
+        $userRepo = new UserRepo();
+
+        return $userRepo->findById($id);
+    }
+
+}
diff --git a/app/Services/Logic/Notice/System/QuestionApproved.php b/app/Services/Logic/Notice/System/QuestionApproved.php
new file mode 100644
index 00000000..6eecd4c1
--- /dev/null
+++ b/app/Services/Logic/Notice/System/QuestionApproved.php
@@ -0,0 +1,28 @@
+<?php
+
+namespace App\Services\Logic\Notice\System;
+
+use App\Models\Notification as NotificationModel;
+use App\Models\Question as QuestionModel;
+use App\Models\User as UserModel;
+use App\Services\Logic\Service as LogicService;
+
+class QuestionApproved extends LogicService
+{
+
+    public function handle(QuestionModel $question, UserModel $sender)
+    {
+        $notification = new NotificationModel();
+
+        $notification->sender_id = $sender->id;
+        $notification->receiver_id = $question->owner_id;
+        $notification->event_id = $question->id;
+        $notification->event_type = NotificationModel::TYPE_QUESTION_APPROVED;
+        $notification->event_info = [
+            'question' => ['id' => $question->id, 'title' => $question->title],
+        ];
+
+        $notification->create();
+    }
+
+}
diff --git a/app/Services/Logic/Notice/System/QuestionRejected.php b/app/Services/Logic/Notice/System/QuestionRejected.php
new file mode 100644
index 00000000..e2711f6d
--- /dev/null
+++ b/app/Services/Logic/Notice/System/QuestionRejected.php
@@ -0,0 +1,29 @@
+<?php
+
+namespace App\Services\Logic\Notice\System;
+
+use App\Models\Notification as NotificationModel;
+use App\Models\Question as QuestionModel;
+use App\Models\User as UserModel;
+use App\Services\Logic\Service as LogicService;
+
+class QuestionRejected extends LogicService
+{
+
+    public function handle(QuestionModel $question, UserModel $sender, $reason = null)
+    {
+        $notification = new NotificationModel();
+
+        $notification->sender_id = $sender->id;
+        $notification->receiver_id = $question->owner_id;
+        $notification->event_id = $question->id;
+        $notification->event_type = NotificationModel::TYPE_QUESTION_REJECTED;
+        $notification->event_info = [
+            'question' => ['id' => $question->id, 'title' => $question->title],
+            'reason' => $reason ?: '',
+        ];
+
+        $notification->create();
+    }
+
+}
diff --git a/app/Services/Logic/Point/History/AnswerAccept.php b/app/Services/Logic/Point/History/AnswerAccepted.php
similarity index 86%
rename from app/Services/Logic/Point/History/AnswerAccept.php
rename to app/Services/Logic/Point/History/AnswerAccepted.php
index ba032512..927a9e1c 100644
--- a/app/Services/Logic/Point/History/AnswerAccept.php
+++ b/app/Services/Logic/Point/History/AnswerAccepted.php
@@ -9,7 +9,7 @@ use App\Repos\Question as QuestionRepo;
 use App\Repos\User as UserRepo;
 use App\Services\Logic\Point\PointHistory;
 
-class AnswerAccept extends PointHistory
+class AnswerAccepted extends PointHistory
 {
 
     public function handle(AnswerModel $answer)
@@ -22,16 +22,16 @@ class AnswerAccept extends PointHistory
 
         $eventRule = json_decode($setting['event_rule'], true);
 
-        $eventEnabled = $eventRule['answer_accept']['enabled'] ?? 0;
+        $eventEnabled = $eventRule['answer_accepted']['enabled'] ?? 0;
 
         if ($eventEnabled == 0) return;
 
-        $eventPoint = $eventRule['answer_accept']['point'] ?? 0;
+        $eventPoint = $eventRule['answer_accepted']['point'] ?? 0;
 
         if ($eventPoint <= 0) return;
 
         $eventId = $answer->id;
-        $eventType = PointHistoryModel::EVENT_ANSWER_ACCEPT;
+        $eventType = PointHistoryModel::EVENT_ANSWER_ACCEPTED;
 
         $historyRepo = new PointHistoryRepo();
 
diff --git a/app/Services/Logic/Point/History/AnswerLiked.php b/app/Services/Logic/Point/History/AnswerLiked.php
new file mode 100644
index 00000000..1c1451a1
--- /dev/null
+++ b/app/Services/Logic/Point/History/AnswerLiked.php
@@ -0,0 +1,85 @@
+<?php
+
+namespace App\Services\Logic\Point\History;
+
+use App\Models\AnswerLike as AnswerLikeModel;
+use App\Models\PointHistory as PointHistoryModel;
+use App\Repos\Answer as AnswerRepo;
+use App\Repos\PointHistory as PointHistoryRepo;
+use App\Repos\Question as QuestionRepo;
+use App\Repos\User as UserRepo;
+use App\Services\Logic\Point\PointHistory;
+
+class AnswerLiked extends PointHistory
+{
+
+    public function handle(AnswerLikeModel $answerLike)
+    {
+        $setting = $this->getSettings('point');
+
+        $pointEnabled = $setting['enabled'] ?? 0;
+
+        if ($pointEnabled == 0) return;
+
+        $eventRule = json_decode($setting['event_rule'], true);
+
+        $eventEnabled = $eventRule['answer_liked']['enabled'] ?? 0;
+
+        if ($eventEnabled == 0) return;
+
+        $eventPoint = $eventRule['answer_liked']['point'] ?? 0;
+
+        if ($eventPoint <= 0) return;
+
+        $dailyPointLimit = $eventRule['answer_liked']['limit'] ?? 0;
+
+        if ($dailyPointLimit <= 0) return;
+
+        $eventId = $answerLike->id;
+        $eventType = PointHistoryModel::EVENT_ANSWER_LIKED;
+
+        $historyRepo = new PointHistoryRepo();
+
+        $history = $historyRepo->findEventHistory($eventId, $eventType);
+
+        if ($history) return;
+
+        $answerRepo = new AnswerRepo();
+
+        $answer = $answerRepo->findById($answerLike->answer_id);
+
+        /**
+         * @todo 使用缓存优化
+         */
+        $dailyPoints = $historyRepo->sumUserDailyEventPoints($answer->owner_id, $eventType, date('Ymd'));
+
+        if ($dailyPoints >= $dailyPointLimit) return;
+
+        $questionRepo = new QuestionRepo();
+
+        $question = $questionRepo->findById($answer->question_id);
+
+        $userRepo = new UserRepo();
+
+        $user = $userRepo->findById($answer->owner_id);
+
+        $eventInfo = [
+            'question' => [
+                'id' => $question->id,
+                'title' => $question->title,
+            ]
+        ];
+
+        $history = new PointHistoryModel();
+
+        $history->user_id = $user->id;
+        $history->user_name = $user->name;
+        $history->event_id = $eventId;
+        $history->event_type = $eventType;
+        $history->event_info = $eventInfo;
+        $history->event_point = $eventPoint;
+
+        $this->handlePointHistory($history);
+    }
+
+}
diff --git a/app/Services/Logic/Question/QuestionDelete.php b/app/Services/Logic/Question/QuestionDelete.php
index 379718cd..1409d4e0 100644
--- a/app/Services/Logic/Question/QuestionDelete.php
+++ b/app/Services/Logic/Question/QuestionDelete.php
@@ -2,9 +2,11 @@
 
 namespace App\Services\Logic\Question;
 
+use App\Models\Question as QuestionModel;
 use App\Models\User as UserModel;
 use App\Services\Logic\QuestionTrait;
 use App\Services\Logic\Service as LogicService;
+use App\Services\Sync\QuestionIndex as QuestionIndexSync;
 use App\Validators\Question as QuestionValidator;
 
 class QuestionDelete extends LogicService
@@ -22,7 +24,19 @@ class QuestionDelete extends LogicService
 
         $validator->checkOwner($user->id, $question->owner_id);
 
+        $validator->checkIfAllowDelete($question);
+
+        $question->deleted = 1;
+
+        $question->update();
+
         $this->decrUserQuestionCount($user);
+
+        $this->rebuildQuestionIndex($question);
+
+        $this->eventsManager->fire('Question:afterDelete', $this, $question);
+
+        return $question;
     }
 
     protected function decrUserQuestionCount(UserModel $user)
@@ -33,4 +47,11 @@ class QuestionDelete extends LogicService
         }
     }
 
+    protected function rebuildQuestionIndex(QuestionModel $question)
+    {
+        $sync = new QuestionIndexSync();
+
+        $sync->addItem($question->id);
+    }
+
 }
diff --git a/app/Services/Logic/Question/QuestionInfo.php b/app/Services/Logic/Question/QuestionInfo.php
index b34e8fee..18745d92 100644
--- a/app/Services/Logic/Question/QuestionInfo.php
+++ b/app/Services/Logic/Question/QuestionInfo.php
@@ -37,9 +37,9 @@ class QuestionInfo extends LogicService
     {
         $content = kg_parse_markdown($question->content);
 
+        $lastReplier = $this->handleUserInfo($question->last_replier_id);
         $category = $this->handleCategoryInfo($question);
         $owner = $this->handleUserInfo($question->owner_id);
-        $replier = $this->handleUserInfo($question->replier_id);
         $me = $this->handleMeInfo($question, $user);
 
         return [
@@ -48,10 +48,6 @@ class QuestionInfo extends LogicService
             'summary' => $question->summary,
             'content' => $content,
             'tags' => $question->tags,
-            'category' => $category,
-            'owner' => $owner,
-            'replier' => $replier,
-            'me' => $me,
             'bounty' => $question->bounty,
             'anonymous' => $question->anonymous,
             'solved' => $question->solved,
@@ -61,9 +57,13 @@ class QuestionInfo extends LogicService
             'answer_count' => $question->answer_count,
             'comment_count' => $question->comment_count,
             'favorite_count' => $question->favorite_count,
-            'reply_time' => $question->reply_time,
+            'last_reply_time' => $question->last_reply_time,
             'create_time' => $question->create_time,
             'update_time' => $question->update_time,
+            'last_replier' => $lastReplier,
+            'category' => $category,
+            'owner' => $owner,
+            'me' => $me,
         ];
     }
 
diff --git a/app/Services/Logic/Search/Question.php b/app/Services/Logic/Search/Question.php
index 2b4ac92d..46701e56 100644
--- a/app/Services/Logic/Search/Question.php
+++ b/app/Services/Logic/Search/Question.php
@@ -63,6 +63,18 @@ class Question extends Handler
                 $item['cover'] = $baseUrl . $item['cover'];
             }
 
+            $lastAnswer = json_decode($item['last_answer'], true);
+
+            if (!empty($lastAnswer['cover']) && !Text::startsWith($lastAnswer['cover'], 'http')) {
+                $item['last_answer'] = $baseUrl . $lastAnswer['cover'];
+            }
+
+            $acceptAnswer = json_decode($item['accept_answer'], true);
+
+            if (!empty($acceptAnswer['cover']) && !Text::startsWith($acceptAnswer['cover'], 'http')) {
+                $item['accept_answer'] = $baseUrl . $acceptAnswer['cover'];
+            }
+
             $items[] = [
                 'id' => (int)$item['id'],
                 'title' => (string)$item['title'],
@@ -72,16 +84,18 @@ class Question extends Handler
                 'anonymous' => (int)$item['anonymous'],
                 'solved' => (int)$item['solved'],
                 'create_time' => (int)$item['create_time'],
-                'reply_time' => (int)$item['reply_time'],
+                'last_reply_time' => (int)$item['last_reply_time'],
                 'view_count' => (int)$item['view_count'],
                 'like_count' => (int)$item['like_count'],
                 'answer_count' => (int)$item['answer_count'],
                 'comment_count' => (int)$item['comment_count'],
                 'favorite_count' => (int)$item['favorite_count'],
+                'category' => json_decode($item['category'], true),
                 'tags' => json_decode($item['tags'], true),
                 'owner' => json_decode($item['owner'], true),
-                'replier' => json_decode($item['replier'], true),
-                'category' => json_decode($item['category'], true),
+                'last_replier' => json_decode($item['last_replier'], true),
+                'last_answer' => $item['last_answer'],
+                'accept_answer' => $item['accept_answer'],
             ];
         }
 
diff --git a/app/Services/Logic/User/Console/ArticleList.php b/app/Services/Logic/User/Console/ArticleList.php
index 4cf7792e..77522b4b 100644
--- a/app/Services/Logic/User/Console/ArticleList.php
+++ b/app/Services/Logic/User/Console/ArticleList.php
@@ -4,7 +4,7 @@ namespace App\Services\Logic\User\Console;
 
 use App\Library\Paginator\Query as PagerQuery;
 use App\Repos\Article as ArticleRepo;
-use App\Services\Logic\Article\TagList as ArticleListService;
+use App\Services\Logic\Article\ArticleList as ArticleListService;
 use App\Services\Logic\Service as LogicService;
 
 class ArticleList extends LogicService
diff --git a/app/Services/Logic/User/Console/FavoriteList.php b/app/Services/Logic/User/Console/FavoriteList.php
index b614adf4..27ece367 100644
--- a/app/Services/Logic/User/Console/FavoriteList.php
+++ b/app/Services/Logic/User/Console/FavoriteList.php
@@ -4,9 +4,11 @@ namespace App\Services\Logic\User\Console;
 
 use App\Builders\ArticleFavoriteList as ArticleFavoriteListBuilder;
 use App\Builders\CourseFavoriteList as CourseFavoriteListBuilder;
+use App\Builders\QuestionFavoriteList as QuestionFavoriteListBuilder;
 use App\Library\Paginator\Query as PagerQuery;
 use App\Repos\ArticleFavorite as ArticleFavoriteRepo;
 use App\Repos\CourseFavorite as CourseFavoriteRepo;
+use App\Repos\QuestionFavorite as QuestionFavoriteRepo;
 use App\Services\Logic\Service as LogicService;
 
 class FavoriteList extends LogicService
@@ -43,6 +45,14 @@ class FavoriteList extends LogicService
             $pager = $favoriteRepo->paginate($params, $sort, $page, $limit);
 
             return $this->handleArticles($pager);
+
+        } elseif ($type == 'question') {
+
+            $favoriteRepo = new QuestionFavoriteRepo();
+
+            $pager = $favoriteRepo->paginate($params, $sort, $page, $limit);
+
+            return $this->handleQuestions($pager);
         }
     }
 
@@ -94,4 +104,28 @@ class FavoriteList extends LogicService
         return $pager;
     }
 
+    protected function handleQuestions($pager)
+    {
+        if ($pager->total_items == 0) {
+            return $pager;
+        }
+
+        $builder = new QuestionFavoriteListBuilder();
+
+        $relations = $pager->items->toArray();
+
+        $questions = $builder->getQuestions($relations);
+
+        $items = [];
+
+        foreach ($relations as $relation) {
+            $question = $questions[$relation['question_id']] ?? new \stdClass();
+            $items[] = $question;
+        }
+
+        $pager->items = $items;
+
+        return $pager;
+    }
+
 }
diff --git a/app/Services/MyStorage.php b/app/Services/MyStorage.php
index 28a9627e..1446fbf8 100644
--- a/app/Services/MyStorage.php
+++ b/app/Services/MyStorage.php
@@ -58,20 +58,6 @@ class MyStorage extends Storage
         return $this->putFile($key, $filename);
     }
 
-    /**
-     * 上传默认文章封面
-     *
-     * @return false|mixed|string
-     */
-    public function uploadDefaultArticleCover()
-    {
-        $filename = static_path('admin/img/default/article_cover.png');
-
-        $key = '/img/default/article_cover.png';
-
-        return $this->putFile($key, $filename);
-    }
-
     /**
      * 上传默认课程封面
      *
diff --git a/app/Services/Search/ArticleDocument.php b/app/Services/Search/ArticleDocument.php
index 155b43cd..2ac3c4a2 100644
--- a/app/Services/Search/ArticleDocument.php
+++ b/app/Services/Search/ArticleDocument.php
@@ -3,8 +3,8 @@
 namespace App\Services\Search;
 
 use App\Models\Article as ArticleModel;
-use App\Models\Category as CategoryModel;
-use App\Models\User as UserModel;
+use App\Repos\Category as CategoryRepo;
+use App\Repos\User as UserRepo;
 use Phalcon\Mvc\User\Component;
 
 class ArticleDocument extends Component
@@ -35,6 +35,10 @@ class ArticleDocument extends Component
      */
     public function formatDocument(ArticleModel $article)
     {
+        if (empty($article->summary)) {
+            $article->summary = kg_parse_summary($article->content);
+        }
+
         if (is_array($article->tags) || is_object($article->tags)) {
             $article->tags = kg_json_encode($article->tags);
         }
@@ -42,25 +46,13 @@ class ArticleDocument extends Component
         $owner = '{}';
 
         if ($article->owner_id > 0) {
-            $record = UserModel::findFirst($article->owner_id);
-            $owner = kg_json_encode([
-                'id' => $record->id,
-                'name' => $record->name,
-            ]);
+            $owner = $this->handleUser($article->owner_id);
         }
 
         $category = '{}';
 
         if ($article->category_id > 0) {
-            $record = CategoryModel::findFirst($article->category_id);
-            $category = kg_json_encode([
-                'id' => $record->id,
-                'name' => $record->name,
-            ]);
-        }
-
-        if (empty($article->summary)) {
-            $article->summary = kg_parse_summary($article->content);
+            $category = $this->handleCategory($article->category_id);
         }
 
         return [
@@ -68,17 +60,41 @@ class ArticleDocument extends Component
             'title' => $article->title,
             'cover' => $article->cover,
             'summary' => $article->summary,
+            'tags' => $article->tags,
             'category_id' => $article->category_id,
             'owner_id' => $article->owner_id,
             'create_time' => $article->create_time,
-            'tags' => $article->tags,
-            'category' => $category,
-            'owner' => $owner,
             'view_count' => $article->view_count,
             'like_count' => $article->like_count,
             'comment_count' => $article->comment_count,
             'favorite_count' => $article->favorite_count,
+            'category' => $category,
+            'owner' => $owner,
         ];
     }
 
+    protected function handleUser($id)
+    {
+        $userRepo = new UserRepo();
+
+        $user = $userRepo->findById($id);
+
+        return kg_json_encode([
+            'id' => $user->id,
+            'name' => $user->name,
+        ]);
+    }
+
+    protected function handleCategory($id)
+    {
+        $categoryRepo = new CategoryRepo();
+
+        $category = $categoryRepo->findById($id);
+
+        return kg_json_encode([
+            'id' => $category->id,
+            'name' => $category->name,
+        ]);
+    }
+
 }
diff --git a/app/Services/Search/QuestionDocument.php b/app/Services/Search/QuestionDocument.php
index 30ba95bf..64b8de41 100644
--- a/app/Services/Search/QuestionDocument.php
+++ b/app/Services/Search/QuestionDocument.php
@@ -2,10 +2,10 @@
 
 namespace App\Services\Search;
 
-use App\Models\Answer as AnswerModel;
-use App\Models\Category as CategoryModel;
 use App\Models\Question as QuestionModel;
-use App\Models\User as UserModel;
+use App\Repos\Answer as AnswerRepo;
+use App\Repos\Category as CategoryRepo;
+use App\Repos\User as UserRepo;
 use Phalcon\Mvc\User\Component;
 
 class QuestionDocument extends Component
@@ -47,51 +47,31 @@ class QuestionDocument extends Component
         $category = '{}';
 
         if ($question->category_id > 0) {
-            $record = CategoryModel::findFirst($question->category_id);
-            $category = kg_json_encode([
-                'id' => $record->id,
-                'name' => $record->name,
-            ]);
+            $category = $this->handleCategory($question->category_id);
         }
 
         $owner = '{}';
 
         if ($question->owner_id > 0) {
-            $record = UserModel::findFirst($question->owner_id);
-            $owner = kg_json_encode([
-                'id' => $record->id,
-                'name' => $record->name,
-            ]);
+            $owner = $this->handleUser($question->owner_id);
         }
 
         $lastReplier = '{}';
 
         if ($question->last_replier_id > 0) {
-            $record = UserModel::findFirst($question->last_replier_id);
-            $lastReplier = kg_json_encode([
-                'id' => $record->id,
-                'name' => $record->name,
-            ]);
+            $lastReplier = $this->handleUser($question->last_replier_id);
         }
 
         $lastAnswer = '{}';
 
         if ($question->last_answer_id > 0) {
-            $record = AnswerModel::findFirst($question->last_answer_id);
-            $lastAnswer = kg_json_encode([
-                'id' => $record->id,
-                'summary' => kg_parse_summary($record->content),
-            ]);
+            $lastAnswer = $this->handleAnswer($question->last_answer_id);
         }
 
         $acceptAnswer = '{}';
 
         if ($question->accept_answer_id > 0) {
-            $record = AnswerModel::findFirst($question->accept_answer_id);
-            $lastAnswer = kg_json_encode([
-                'id' => $record->id,
-                'summary' => kg_parse_summary($record->content),
-            ]);
+            $acceptAnswer = $this->handleAnswer($question->accept_answer_id);
         }
 
         return [
@@ -99,16 +79,11 @@ class QuestionDocument extends Component
             'title' => $question->title,
             'cover' => $question->cover,
             'summary' => $question->summary,
+            'tags' => $question->tags,
             'category_id' => $question->category_id,
             'owner_id' => $question->owner_id,
             'create_time' => $question->create_time,
             'last_reply_time' => $question->last_reply_time,
-            'tags' => $question->tags,
-            'category' => $category,
-            'owner' => $owner,
-            'last_replier' => $lastReplier,
-            'last_answer' => $lastAnswer,
-            'accept_answer' => $acceptAnswer,
             'bounty' => $question->bounty,
             'anonymous' => $question->anonymous,
             'solved' => $question->solved,
@@ -117,7 +92,49 @@ class QuestionDocument extends Component
             'answer_count' => $question->answer_count,
             'comment_count' => $question->comment_count,
             'favorite_count' => $question->favorite_count,
+            'category' => $category,
+            'owner' => $owner,
+            'last_replier' => $lastReplier,
+            'last_answer' => $lastAnswer,
+            'accept_answer' => $acceptAnswer,
         ];
     }
 
+    protected function handleUser($id)
+    {
+        $userRepo = new UserRepo();
+
+        $user = $userRepo->findById($id);
+
+        return kg_json_encode([
+            'id' => $user->id,
+            'name' => $user->name,
+        ]);
+    }
+
+    protected function handleCategory($id)
+    {
+        $categoryRepo = new CategoryRepo();
+
+        $category = $categoryRepo->findById($id);
+
+        return kg_json_encode([
+            'id' => $category->id,
+            'name' => $category->name,
+        ]);
+    }
+
+    protected function handleAnswer($id)
+    {
+        $answerRepo = new AnswerRepo();
+
+        $answer = $answerRepo->findById($id);
+
+        return kg_json_encode([
+            'id' => $answer->id,
+            'summary' => $answer->summary,
+            'cover' => $answer->cover,
+        ]);
+    }
+
 }
diff --git a/app/Validators/Article.php b/app/Validators/Article.php
index 28ccfdef..2155bf3c 100644
--- a/app/Validators/Article.php
+++ b/app/Validators/Article.php
@@ -7,6 +7,7 @@ use App\Caches\MaxArticleId as MaxArticleIdCache;
 use App\Exceptions\BadRequest as BadRequestException;
 use App\Library\Validators\Common as CommonValidator;
 use App\Models\Article as ArticleModel;
+use App\Models\Reason as ReasonModel;
 use App\Repos\Article as ArticleRepo;
 
 class Article extends Validator
@@ -84,30 +85,6 @@ class Article extends Validator
         return $value;
     }
 
-    public function checkCover($cover)
-    {
-        $value = $this->filter->sanitize($cover, ['trim', 'string']);
-
-        if (!CommonValidator::url($value)) {
-            throw new BadRequestException('article.invalid_cover');
-        }
-
-        return kg_cos_img_style_trim($value);
-    }
-
-    public function checkSummary($summary)
-    {
-        $value = $this->filter->sanitize($summary, ['trim', 'string']);
-
-        $length = kg_strlen($value);
-
-        if ($length > 255) {
-            throw new BadRequestException('article.summary_too_long');
-        }
-
-        return $value;
-    }
-
     public function checkContent($content)
     {
         $value = $this->filter->sanitize($content, ['trim']);
@@ -181,4 +158,11 @@ class Article extends Validator
         return $status;
     }
 
+    public function checkRejectReason($reason)
+    {
+        if (!array_key_exists($reason, ReasonModel::questionRejectOptions())) {
+            throw new BadRequestException('article.invalid_reject_reason');
+        }
+    }
+
 }
diff --git a/app/Validators/Question.php b/app/Validators/Question.php
index 05482b81..b337ce49 100644
--- a/app/Validators/Question.php
+++ b/app/Validators/Question.php
@@ -6,6 +6,7 @@ use App\Caches\MaxQuestionId as MaxQuestionIdCache;
 use App\Caches\Question as QuestionCache;
 use App\Exceptions\BadRequest as BadRequestException;
 use App\Models\Question as QuestionModel;
+use App\Models\Reason as ReasonModel;
 use App\Repos\Question as QuestionRepo;
 
 class Question extends Validator
@@ -59,6 +60,13 @@ class Question extends Validator
         }
     }
 
+    public function checkCategory($id)
+    {
+        $validator = new Category();
+
+        return $validator->checkCategory($id);
+    }
+
     public function checkTitle($title)
     {
         $value = $this->filter->sanitize($title, ['trim', 'string']);
@@ -116,6 +124,13 @@ class Question extends Validator
         return $status;
     }
 
+    public function checkRejectReason($reason)
+    {
+        if (!array_key_exists($reason, ReasonModel::questionRejectOptions())) {
+            throw new BadRequestException('question.invalid_reject_reason');
+        }
+    }
+
     public function checkIfAllowEdit(QuestionModel $question)
     {
         $approved = $question->published == QuestionModel::PUBLISH_APPROVED;
@@ -127,4 +142,15 @@ class Question extends Validator
         }
     }
 
+    public function checkIfAllowDelete(QuestionModel $question)
+    {
+        $approved = $question->published == QuestionModel::PUBLISH_APPROVED;
+
+        $answered = $question->answer_count > 0;
+
+        if ($approved && $answered) {
+            throw new BadRequestException('question.delete_not_allowed');
+        }
+    }
+
 }
diff --git a/config/errors.php b/config/errors.php
index 905e17f0..5ccfac7f 100644
--- a/config/errors.php
+++ b/config/errors.php
@@ -113,16 +113,15 @@ $error['nav.has_child_node'] = '不允许相关操作（存在子节点）';
 $error['article.not_found'] = '课程不存在';
 $error['article.title_too_short'] = '标题太短（少于5个字符）';
 $error['article.title_too_long'] = '标题太长（多于50个字符）';
-$error['article.summary_too_long'] = '概要太长（多于255个字符）';
 $error['article.content_too_short'] = '内容太短（少于10个字符）';
 $error['article.content_too_long'] = '内容太长（多于30000个字符）';
-$error['course.invalid_cover'] = '无效的封面';
 $error['article.invalid_source_type'] = '无效的来源类型';
 $error['article.invalid_source_url'] = '无效的来源网址';
-$error['course.invalid_feature_status'] = '无效的推荐状态';
-$error['course.invalid_publish_status'] = '无效的发布状态';
-$error['course.invalid_private_status'] = '无效的私有状态';
-$error['course.invalid_allow_comment_status'] = '无效的允许评论状态';
+$error['article.invalid_feature_status'] = '无效的推荐状态';
+$error['article.invalid_publish_status'] = '无效的发布状态';
+$error['article.invalid_private_status'] = '无效的私有状态';
+$error['article.invalid_allow_comment_status'] = '无效的允许评论状态';
+$error['article.invalid_reject_reason'] = '无效的拒绝理由';
 
 /**
  * 问答相关
@@ -130,10 +129,10 @@ $error['course.invalid_allow_comment_status'] = '无效的允许评论状态';
 $error['question.not_found'] = '问题不存在';
 $error['question.title_too_short'] = '标题太短（少于5个字符）';
 $error['question.title_too_long'] = '标题太长（多于50个字符）';
-$error['question.summary_too_long'] = '概要太长（多于255个字符）';
 $error['question.content_too_short'] = '内容太短（少于10个字符）';
 $error['question.content_too_long'] = '内容太长（多于30000个字符）';
 $error['question.invalid_publish_status'] = '无效的发布状态';
+$error['question.invalid_reject_reason'] = '无效的拒绝理由';
 $error['question.edit_not_allowed'] = '当前不允许编辑问题';
 $error['question.delete_not_allowed'] = '当前不允许删除问题';
 
diff --git a/db/migrations/20210430023157.php b/db/migrations/20210430023157.php
index 596a5a26..be24a4c8 100644
--- a/db/migrations/20210430023157.php
+++ b/db/migrations/20210430023157.php
@@ -516,13 +516,22 @@ final class V20210430023157 extends AbstractMigration
                 'comment' => '封面',
                 'after' => 'question_id',
             ])
+            ->addColumn('summary', 'string', [
+                'null' => false,
+                'default' => '',
+                'limit' => 255,
+                'collation' => 'utf8mb4_general_ci',
+                'encoding' => 'utf8mb4',
+                'comment' => '概要',
+                'after' => 'cover',
+            ])
             ->addColumn('content', 'text', [
                 'null' => false,
                 'limit' => 65535,
                 'collation' => 'utf8mb4_general_ci',
                 'encoding' => 'utf8mb4',
                 'comment' => '内容',
-                'after' => 'cover',
+                'after' => 'summary',
             ])
             ->addColumn('anonymous', 'integer', [
                 'null' => false,
diff --git a/public/static/admin/css/common.css b/public/static/admin/css/common.css
index 2c8b6cf4..ed9a65d5 100644
--- a/public/static/admin/css/common.css
+++ b/public/static/admin/css/common.css
@@ -333,3 +333,33 @@ img.kg-qrcode {
     width: 100%;
     height: 480px;
 }
+
+.kg-mod-preview {
+    width: 800px;
+}
+
+.kg-mod-preview .title {
+    margin-bottom: 15px;
+    font-size: 24px;
+}
+
+.kg-mod-preview .meta {
+    margin-bottom: 20px;
+    color: #666;
+}
+
+.kg-mod-preview .meta span {
+    margin-right: 10px;
+}
+
+.kg-mod-preview .content {
+    margin-bottom: 20px;
+}
+
+.kg-mod-preview .tags {
+    margin-bottom: 20px;
+}
+
+.kg-review-form {
+    width: 50%;
+}
diff --git a/public/static/admin/js/vditor.js b/public/static/admin/js/vditor.js
index 6d0762ca..6dfe5384 100644
--- a/public/static/admin/js/vditor.js
+++ b/public/static/admin/js/vditor.js
@@ -59,7 +59,8 @@ layui.use(['jquery'], function () {
             markdown: {
                 chinesePunct: true,
                 autoSpace: true
-            }
+            },
+            actions: []
         },
         fullscreen: {
             index: 9999
diff --git a/public/static/home/css/common.css b/public/static/home/css/common.css
index 0febc49a..f6d6707a 100644
--- a/public/static/home/css/common.css
+++ b/public/static/home/css/common.css
@@ -341,7 +341,9 @@
 }
 
 .search-course-card,
+.search-article-card,
 .search-group-card {
+    display: flex;
     padding-bottom: 15px;
     margin-bottom: 15px;
     border-bottom: 1px solid #f6f6f6;
@@ -355,7 +357,6 @@
 }
 
 .search-course-card .cover {
-    float: left;
     width: 210px;
     height: 118px;
     margin-right: 15px;
@@ -368,7 +369,6 @@
 }
 
 .search-course-card .info {
-    float: left;
     width: 500px;
 }
 
@@ -378,7 +378,8 @@
     white-space: nowrap;
 }
 
-.search-course-card .summary {
+.search-course-card .summary,
+.search-group-card .about {
     margin-bottom: 10px;
     line-height: 1.5em;
     max-height: 4.5em;
@@ -389,12 +390,16 @@
 }
 
 .search-course-card .meta,
-.search-group-card .meta {
+.search-group-card .meta,
+.search-article-card .meta,
+.search-question-card .meta {
     color: #999;
 }
 
 .search-course-card .meta span,
-.search-group-card .meta span {
+.search-group-card .meta span,
+.search-article-card .meta span,
+.search-question-card .meta span {
     margin-right: 10px;
 }
 
@@ -407,7 +412,6 @@
 }
 
 .search-group-card .avatar {
-    float: left;
     width: 90px;
     height: 90px;
     margin-right: 15px;
@@ -418,16 +422,9 @@
 }
 
 .search-group-card .info {
-    float: left;
     width: 600px;
 }
 
-.search-group-card .about {
-    margin-bottom: 10px;
-    line-height: 1.5em;
-    color: #666;
-}
-
 .query-badge {
     padding: 2px 5px;
     margin-right: 5px;
@@ -574,16 +571,27 @@
 }
 
 .article-info .meta {
+    display: flex;
+    justify-content: space-between;
     margin-bottom: 20px;
-    color: #666;
+    color: #999;
 }
 
-.article-info .meta span {
+.article-info .meta a {
+    color: #999;
+}
+
+.article-info .meta .left span {
     margin-right: 10px;
 }
 
+.article-info .meta .right span {
+    margin-left: 10px;
+    cursor: pointer;
+}
+
 .article-info .content {
-    margin-bottom: 15px;
+    margin-bottom: 20px;
 }
 
 .article-info .tags {
@@ -598,10 +606,32 @@
     color: #666;
 }
 
-.answer-form {
+.answer-tips {
     margin-bottom: 20px;
 }
 
+.answer-tips h3 {
+    margin-bottom: 5px;
+}
+
+.answer-tips ul {
+    color: #666;
+}
+
+.answer-tips .suggest-text,
+.answer-tips .layui-icon-ok-circle {
+    color: green;
+}
+
+.answer-tips .not-suggest-text,
+.answer-tips .layui-icon-close-fill {
+    color: red;
+}
+
+.answer-tips .suggest-list {
+    margin-bottom: 15px;
+}
+
 .question-card .stats {
     display: flex;
     width: 120px;
@@ -666,7 +696,7 @@
 }
 
 .comment-card .info {
-    width: 680px;
+    width: 100%;
 }
 
 .comment-card .user {
@@ -697,12 +727,12 @@
     display: flex;
 }
 
-.comment-card .footer .column {
+.comment-card .footer .left .column {
     margin-right: 10px;
 }
 
-.comment-card .footer .column:last-child {
-    margin-right: 0;
+.comment-card .footer .right .column {
+    margin-left: 10px;
 }
 
 .comment-card .footer .action:hover {
diff --git a/public/static/home/js/answer.js b/public/static/home/js/answer.js
index 5a9d3385..33faccce 100644
--- a/public/static/home/js/answer.js
+++ b/public/static/home/js/answer.js
@@ -1,47 +1,23 @@
-layui.use(['jquery', 'form', 'layer', 'helper'], function () {
+layui.use(['jquery', 'layer', 'helper'], function () {
 
     var $ = layui.jquery;
-    var form = layui.form;
     var layer = layui.layer;
     var helper = layui.helper;
 
-    form.on('submit(add_answer)', function (data) {
-        var index = parent.layer.getFrameIndex(window.name);
-        $.ajax({
-            type: 'POST',
-            url: data.form.action,
-            data: data.field,
-            success: function (res) {
-                parent.layer.close(index);
-                parent.location.reload();
-            },
-            error: function (xhr) {
-                var res = JSON.parse(xhr.responseText);
-                layer.msg(res.msg);
-            }
+    $('body').on('click', '.answer-report', function () {
+        var url = $(this).data('url');
+        helper.checkLogin(function () {
+            $.ajax({
+                type: 'POST',
+                url: url,
+                success: function () {
+
+                }
+            });
         });
-        return false;
     });
 
-    form.on('submit(edit_answer)', function (data) {
-        var index = parent.layer.getFrameIndex(window.name);
-        $.ajax({
-            type: 'POST',
-            url: data.form.action,
-            data: data.field,
-            success: function (res) {
-                parent.layer.close(index);
-                parent.location.reload();
-            },
-            error: function (xhr) {
-                var res = JSON.parse(xhr.responseText);
-                layer.msg(res.msg);
-            }
-        });
-        return false;
-    });
-
-    $('body').on('click', '.action-like', function () {
+    $('body').on('click', '.answer-like', function () {
         var $this = $(this);
         var $likeCount = $this.prev();
         var likeCount = $likeCount.data('count');
@@ -63,44 +39,8 @@ layui.use(['jquery', 'form', 'layer', 'helper'], function () {
         });
     });
 
-    $('body').on('click', '.action-accept', function () {
-
-    });
-
-    $('body').on('click', '.action-edit', function () {
-        layer.open({
-            type: 2,
-            title: '编辑答案',
-            content: $(this).data('url'),
-            area: ['800px', '600px']
-        });
-    });
-
-    $('body').on('click', '.action-delete', function () {
-        var $this = $(this);
-        var id = $this.data('id');
-        var parentId = $this.data('parent-id');
-        var $answer = $('#answer-' + id);
-        var $tbAnswerCount = $('#toolbar-answer > .text');
-        var tbAnswerCount = $tbAnswerCount.data('count');
-        layer.confirm('确定要删除吗？', function () {
-            $.ajax({
-                type: 'POST',
-                url: $this.data('url'),
-                success: function () {
-                    if (parentId > 0) {
-                        var $replyCount = $('#answer-' + parentId).find('.reply-count');
-                        var replyCount = $replyCount.data('count');
-                        replyCount--;
-                        $replyCount.data('count', replyCount).text(replyCount);
-                    }
-                    tbAnswerCount--;
-                    $tbAnswerCount.data('count', tbAnswerCount).text(tbAnswerCount);
-                    $answer.remove();
-                    layer.msg('删除评论成功');
-                }
-            });
-        });
+    $('body').on('click', '.answer-edit', function () {
+        window.location.href = $(this).data('url');
     });
 
 });
\ No newline at end of file
diff --git a/public/static/home/js/article.show.js b/public/static/home/js/article.show.js
index 0693230b..ed9ee605 100644
--- a/public/static/home/js/article.show.js
+++ b/public/static/home/js/article.show.js
@@ -14,6 +14,19 @@ layui.use(['jquery', 'helper'], function () {
         helper.ajaxLoadHtml($commentList.data('url'), $commentList.attr('id'));
     }
 
+    $('.article-report').on('click', function () {
+        /**
+         * @todo
+         */
+    });
+
+    $('.article-edit').on('click', function () {
+        var url = $(this).data('url');
+        helper.checkLogin(function () {
+            window.location.href = url;
+        });
+    });
+
     $('.icon-star').on('click', function () {
         var $this = $(this);
         var $parent = $this.parent();
diff --git a/public/static/home/js/comment.js b/public/static/home/js/comment.js
index 154c6e87..79b3c699 100644
--- a/public/static/home/js/comment.js
+++ b/public/static/home/js/comment.js
@@ -102,7 +102,7 @@ layui.use(['jquery', 'form', 'layer', 'helper'], function () {
         $('#comment-form-' + id).hide();
     });
 
-    $('body').on('click', '.action-toggle', function () {
+    $('body').on('click', '.comment-toggle', function () {
         var $this = $(this);
         var id = $this.data('id');
         var url = $this.data('url');
@@ -127,7 +127,7 @@ layui.use(['jquery', 'form', 'layer', 'helper'], function () {
         }
     });
 
-    $('body').on('click', '.action-reply', function () {
+    $('body').on('click', '.comment-reply', function () {
         var id = $(this).data('id');
         var $block = $('#comment-form-' + id);
         var $textarea = $block.find('textarea');
@@ -135,7 +135,7 @@ layui.use(['jquery', 'form', 'layer', 'helper'], function () {
         $textarea.focus();
     });
 
-    $('body').on('click', '.action-like', function () {
+    $('body').on('click', '.comment-like', function () {
         var $this = $(this);
         var $likeCount = $this.prev();
         var likeCount = $likeCount.data('count');
@@ -157,7 +157,7 @@ layui.use(['jquery', 'form', 'layer', 'helper'], function () {
         });
     });
 
-    $('body').on('click', '.action-delete', function () {
+    $('body').on('click', '.comment-delete', function () {
         var $this = $(this);
         var id = $this.data('id');
         var parentId = $this.data('parent-id');
diff --git a/public/static/home/js/question.show.js b/public/static/home/js/question.show.js
index 3bf15cac..da459caf 100644
--- a/public/static/home/js/question.show.js
+++ b/public/static/home/js/question.show.js
@@ -1,7 +1,6 @@
-layui.use(['jquery', 'layer', 'helper'], function () {
+layui.use(['jquery', 'helper'], function () {
 
     var $ = layui.jquery;
-    var layer = layui.layer;
     var helper = layui.helper;
 
     var $answerList = $('#answer-list');
@@ -15,15 +14,27 @@ layui.use(['jquery', 'layer', 'helper'], function () {
         helper.ajaxLoadHtml($sidebarRelated.data('url'), $sidebarRelated.attr('id'));
     }
 
+    $('.layui-tab-title > li').on('click', function () {
+        helper.ajaxLoadHtml($(this).data('url'), $answerList.attr('id'));
+    });
+
+    $('.question-report').on('click', function () {
+        /**
+         * @todo
+         */
+    });
+
+    $('.question-edit').on('click', function () {
+        var url = $(this).data('url');
+        helper.checkLogin(function () {
+            window.location.href = url;
+        });
+    });
+
     $('.btn-answer').on('click', function () {
         var url = $(this).data('url');
         helper.checkLogin(function () {
-            layer.open({
-                type: 2,
-                title: '回答问题',
-                content: url,
-                area: ['800px', '600px']
-            });
+            window.location.href = url;
         });
     });