diff --git a/app/Http/Home/Views/consult/reply.volt b/app/Http/Home/Views/consult/reply.volt
index a837c4ca..f2b67c07 100644
--- a/app/Http/Home/Views/consult/reply.volt
+++ b/app/Http/Home/Views/consult/reply.volt
@@ -5,14 +5,18 @@
     {% set update_url = url({'for':'home.consult.reply','id':consult.id}) %}
 
     <form class="layui-form consult-form" method="post" action="{{ update_url }}">
-        <div class="layui-form-item mb0">
-            <label class="layui-form-label">课程</label>
-            <div class="layui-form-mid">{{ consult.course.title }}</div>
-        </div>
-        <div class="layui-form-item mb0">
-            <label class="layui-form-label">章节</label>
-            <div class="layui-form-mid">{{ consult.chapter.title }}</div>
-        </div>
+        {% if consult.course.id is defined %}
+            <div class="layui-form-item mb0">
+                <label class="layui-form-label">课程</label>
+                <div class="layui-form-mid">{{ consult.course.title }}</div>
+            </div>
+        {% endif %}
+        {% if consult.chapter.id is defined %}
+            <div class="layui-form-item mb0">
+                <label class="layui-form-label">章节</label>
+                <div class="layui-form-mid">{{ consult.chapter.title }}</div>
+            </div>
+        {% endif %}
         <div class="layui-form-item">
             <label class="layui-form-label">问题</label>
             <div class="layui-form-mid">{{ consult.question }}</div>
diff --git a/app/Repos/TeacherConsult.php b/app/Repos/TeacherConsult.php
new file mode 100644
index 00000000..7e8bda77
--- /dev/null
+++ b/app/Repos/TeacherConsult.php
@@ -0,0 +1,56 @@
+<?php
+/**
+ * @copyright Copyright (c) 2021 深圳市酷瓜软件有限公司
+ * @license https://opensource.org/licenses/GPL-2.0
+ * @link https://www.koogua.com
+ */
+
+namespace App\Repos;
+
+use App\Library\Paginator\Adapter\QueryBuilder as PagerQueryBuilder;
+use App\Models\Consult as ConsultModel;
+use App\Models\CourseUser as CourseUserModel;
+
+class TeacherConsult extends Repository
+{
+
+    public function paginate($where, $sort = 'latest', $page = 1, $limit = 15)
+    {
+        $builder = $this->modelsManager->createBuilder()
+            ->columns('c.*')
+            ->addFrom(ConsultModel::class, 'c')
+            ->join(CourseUserModel::class, 'c.course_id = cu.course_id', 'cu')
+            ->where('1 = 1');
+
+        if (!empty($where['user_id'])) {
+            $builder->andWhere('cu.user_id = :user_id:', ['user_id' => $where['user_id']]);
+            $builder->andWhere('cu.role_type = :role_type:', ['role_type' => CourseUserModel::ROLE_TEACHER]);
+            $builder->andWhere('cu.deleted = :deleted:', ['deleted' => 0]);
+        }
+
+        if (isset($where['replied'])) {
+            if ($where['replied'] == 1) {
+                $builder->andWhere('c.reply_time > 0');
+            } else {
+                $builder->andWhere('c.reply_time = 0');
+            }
+        }
+
+        switch ($sort) {
+            default:
+                $orderBy = 'c.id DESC';
+                break;
+        }
+
+        $builder->orderBy($orderBy);
+
+        $pager = new PagerQueryBuilder([
+            'builder' => $builder,
+            'page' => $page,
+            'limit' => $limit,
+        ]);
+
+        return $pager->paginate();
+    }
+
+}
diff --git a/app/Services/Logic/Teacher/Console/ConsultList.php b/app/Services/Logic/Teacher/Console/ConsultList.php
index 4ac60694..11e99f8a 100644
--- a/app/Services/Logic/Teacher/Console/ConsultList.php
+++ b/app/Services/Logic/Teacher/Console/ConsultList.php
@@ -8,14 +8,9 @@
 namespace App\Services\Logic\Teacher\Console;
 
 use App\Builders\ConsultList as ConsultListBuilder;
-use App\Library\Paginator\Adapter\QueryBuilder as PagerQueryBuilder;
 use App\Library\Paginator\Query as PagerQuery;
-use App\Models\Consult as ConsultModel;
-use App\Models\Course as CourseModel;
-use App\Models\CourseUser as CourseUserModel;
+use App\Repos\TeacherConsult as TeacherConsultRepo;
 use App\Services\Logic\Service as LogicService;
-use Phalcon\Mvc\Model\Resultset;
-use Phalcon\Mvc\Model\ResultsetInterface;
 
 class ConsultList extends LogicService
 {
@@ -27,16 +22,11 @@ class ConsultList extends LogicService
         $pagerQuery = new PagerQuery();
 
         $params = $pagerQuery->getParams();
+        $sort = $pagerQuery->getSort();
         $page = $pagerQuery->getPage();
         $limit = $pagerQuery->getLimit();
 
-        $params['course_id'] = 0;
-
-        $courses = $this->findTeachingCourses($user->id);
-
-        if ($courses->count() > 0) {
-            $params['course_id'] = kg_array_column($courses->toArray(), 'id');
-        }
+        $params['user_id'] = $user->id;
 
         $params['status'] = $params['status'] ?? null;
 
@@ -46,7 +36,9 @@ class ConsultList extends LogicService
             $params['replied'] = 1;
         }
 
-        $pager = $this->paginate($params, $page, $limit);
+        $repo = new TeacherConsultRepo();
+
+        $pager = $repo->paginate($params, $sort, $page, $limit);
 
         return $this->handleConsults($pager);
     }
@@ -92,50 +84,4 @@ class ConsultList extends LogicService
         return $pager;
     }
 
-    protected function paginate($where, $page = 1, $limit = 15)
-    {
-        $builder = $this->modelsManager->createBuilder();
-
-        $builder->from(ConsultModel::class);
-
-        $builder->where('published = 1');
-
-        if (!empty($where['course_id'])) {
-            $builder->inWhere('course_id', $where['course_id']);
-        }
-
-        if (isset($where['replied'])) {
-            if ($where['replied'] == 1) {
-                $builder->andWhere('reply_time > 0');
-            } else {
-                $builder->andWhere('reply_time = 0');
-            }
-        }
-
-        $builder->orderBy('priority ASC,id DESC');
-
-        $pager = new PagerQueryBuilder([
-            'builder' => $builder,
-            'page' => $page,
-            'limit' => $limit,
-        ]);
-
-        return $pager->paginate();
-    }
-
-    /**
-     * @param int $userId
-     * @return ResultsetInterface|Resultset|CourseModel[]
-     */
-    protected function findTeachingCourses($userId)
-    {
-        return $this->modelsManager->createBuilder()
-            ->columns('c.*')
-            ->addFrom(CourseModel::class, 'c')
-            ->join(CourseUserModel::class, 'c.id = cu.course_id', 'cu')
-            ->where('cu.user_id = :user_id:', ['user_id' => $userId])
-            ->andWhere('cu.role_type = :role_type:', ['role_type' => CourseUserModel::ROLE_TEACHER])
-            ->getQuery()->execute();
-    }
-
 }