diff --git a/.vs/AIProofread/v17/.suo b/.vs/AIProofread/v17/.suo
index 8db018f..7b027b3 100644
Binary files a/.vs/AIProofread/v17/.suo and b/.vs/AIProofread/v17/.suo differ
diff --git a/AIProofread/Bridge.cs b/AIProofread/Bridge.cs
index a68ab9e..7a196f3 100644
--- a/AIProofread/Bridge.cs
+++ b/AIProofread/Bridge.cs
@@ -103,7 +103,7 @@ namespace AIProofread
                 start = currectSelectRange.Paragraphs.First.Range.Start;
                 end = currectSelectRange.Paragraphs.Last.Range.End;
             }
-            var data = JSONObject.Create().AddField("start", start).AddField("end", end).ToString();
+            var data = JSONObject.Create().Put("start", start).Put("end", end).ToString();
             Globals.ThisAddIn.formCommonsenseDetection.SendMessageToWeb("detect-range", data);
         }
         public void SendNoticeToShowCheckHistory()
@@ -384,7 +384,27 @@ namespace AIProofread
         }
         public string GetTextByRange(int start, int end)
         {
-            return Globals.ThisAddIn.ActiveDocument.GetRangeText(start, end);
+            var range = Globals.ThisAddIn.ActiveDocument.Range(start, end);
+            if (range == null)
+            {
+                return JSONObject.Create()
+                    .Put("text", null)
+                    .Put("page", -1)
+                    .Put("line", -1)
+                    .ToString();
+            }
+            var text = Globals.ThisAddIn.ActiveDocument.GetRangeText(range);
+
+            // 获取书签在文档的页码数
+            var pageNumber = range.get_Information(WdInformation.wdActiveEndPageNumber);
+            // 获取书签在当前页面的行数
+            var lineNumber = range.get_Information(WdInformation.wdFirstCharacterLineNumber);
+
+            return JSONObject.Create()
+                    .Put("text",text)
+                    .Put("page", pageNumber)
+                    .Put("line", lineNumber)
+                    .ToString();
         }
         /// <summary>
         /// 获取文档所有段落文本
diff --git a/AIProofread/Controls/FormCommonsenseDetection.Designer.cs b/AIProofread/Controls/FormCommonsenseDetection.Designer.cs
index b8d0217..e698db4 100644
--- a/AIProofread/Controls/FormCommonsenseDetection.Designer.cs
+++ b/AIProofread/Controls/FormCommonsenseDetection.Designer.cs
@@ -41,7 +41,7 @@
             this.MainWebView.Dock = System.Windows.Forms.DockStyle.Fill;
             this.MainWebView.Location = new System.Drawing.Point(0, 0);
             this.MainWebView.Name = "MainWebView";
-            this.MainWebView.Size = new System.Drawing.Size(700, 600);
+            this.MainWebView.Size = new System.Drawing.Size(800, 600);
             this.MainWebView.TabIndex = 0;
             this.MainWebView.ZoomFactor = 1D;
             // 
@@ -49,9 +49,10 @@
             // 
             this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 12F);
             this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
-            this.ClientSize = new System.Drawing.Size(700, 600);
+            this.ClientSize = new System.Drawing.Size(800, 600);
             this.Controls.Add(this.MainWebView);
             this.Name = "FormCommonsenseDetection";
+            this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
             this.Text = "FormCommonsenseDetection";
             this.Load += new System.EventHandler(this.FormCommonsenseDetection_Load);
             ((System.ComponentModel.ISupportInitialize)(this.MainWebView)).EndInit();
diff --git a/AIProofread/Model/CommonsenseDetectionItem.cs b/AIProofread/Model/CommonsenseDetectionItem.cs
index 381ba66..47d9efa 100644
--- a/AIProofread/Model/CommonsenseDetectionItem.cs
+++ b/AIProofread/Model/CommonsenseDetectionItem.cs
@@ -21,6 +21,10 @@ namespace AIProofread.Model
         public CommonsenseDetectionType Type { get; set; }
         [JsonProperty("summary")]
         public string Summary { get; set; }
+
+        [JsonProperty("location")]
+        public string Location { get; set; }
+
         [JsonProperty("result_content")]
         public string ResultContent { get; set; }
     }
diff --git a/AIProofread/Model/DocumentInfo.cs b/AIProofread/Model/DocumentInfo.cs
index 7d395b3..8f2ee3d 100644
--- a/AIProofread/Model/DocumentInfo.cs
+++ b/AIProofread/Model/DocumentInfo.cs
@@ -356,6 +356,12 @@ namespace AIProofread.Model
             return GetRangeText(CurrentDocument.Range(start, end));
         }
 
+        public Range Range(int start, int end)
+        {
+            if (start >= end) return null;
+            return CurrentDocument.Range(start, end);
+        }
+
         /// <summary>
         /// 保存校对缓存结果
         /// </summary>
diff --git a/AIProofread/Ribbon1.cs b/AIProofread/Ribbon1.cs
index 86e79b8..0fc9ee5 100644
--- a/AIProofread/Ribbon1.cs
+++ b/AIProofread/Ribbon1.cs
@@ -575,7 +575,7 @@ namespace AIProofread
             // 获取当前选中的选区的首尾段落起始与结束位置
             var start = currectSelectRange.Paragraphs.First.Range.Start;
             var end = currectSelectRange.Paragraphs.Last.Range.End;
-            var data = JSONObject.Create().AddField("start", start).AddField("end", end).ToString();
+            var data = JSONObject.Create().Put("start", start).Put("end", end).ToString();
 
             Globals.ThisAddIn.SendMessageToWeb("show-check-range", data);
         }
@@ -592,8 +592,13 @@ namespace AIProofread
         public void ParseSelectionChange(Selection s)
         {
             var r = s.Range;
-            btnDetectionParagraph.Enabled = r.Start != r.End;
             this.currectSelectRange = r;
+            if (CommonSenseDetection.instance.isChecking)
+            {
+                return;
+            }
+            btnDetectionParagraph.Enabled = r.Start != r.End;
+            btnDetectionAll.Enabled = r.Start == r.End;
         }
 
         public void SetDetectionBtnStatus(bool status)
diff --git a/AIProofread/core/CommonSenseDetection.cs b/AIProofread/core/CommonSenseDetection.cs
index 72a02f3..4dffb6a 100644
--- a/AIProofread/core/CommonSenseDetection.cs
+++ b/AIProofread/core/CommonSenseDetection.cs
@@ -21,7 +21,7 @@ namespace AIProofread.core
         private List<CommonsenseDetectionItem> history = new List<CommonsenseDetectionItem>();
 
         // 生成单例
-        private static readonly CommonSenseDetection instance = new CommonSenseDetection();
+        public static readonly CommonSenseDetection instance = new CommonSenseDetection();
         private FormCommonsenseDetection formCommonsenseDetection;
         private CommonSenseDetection() { }
 
@@ -48,9 +48,9 @@ namespace AIProofread.core
         public string GetCheckStatus()
         {
             return JSONObject.Create()
-                .AddField("isChecking", isChecking)
-                .AddField("checkingKey", checkingKey)
-                .AddField("checkingSummary", checkingSummary)
+                .Put("isChecking", isChecking)
+                .Put("checkingKey", checkingKey)
+                .Put("checkingSummary", checkingSummary)
                 .ToString();
         }
 
diff --git a/AIProofread/core/JSONObject.cs b/AIProofread/core/JSONObject.cs
index 7fedb05..d25dede 100644
--- a/AIProofread/core/JSONObject.cs
+++ b/AIProofread/core/JSONObject.cs
@@ -21,7 +21,7 @@ namespace AIProofread.core
             return obj;
         }
 
-        public JSONObject AddField(string key, object value)
+        public JSONObject Put(string key, object value)
         {
             m_Dict.Add(key, value);
             return this;