diff --git a/static/js/lib/biz/MyBiz.js b/static/js/lib/biz/MyBiz.js
index 762cdde..e1c474f 100644
--- a/static/js/lib/biz/MyBiz.js
+++ b/static/js/lib/biz/MyBiz.js
@@ -109,7 +109,7 @@ export class MyBiz {
 
         //如果是第一行
         let previousSibling = curP.previousSibling
-        console.log(curP, previousSibling === undefined, previousSibling.id === undefined)
+        // console.log(curP, previousSibling === undefined, previousSibling.id === undefined)
         if (previousSibling === undefined || previousSibling.id === undefined) {
             //显示用户的输入内容
             window.myEdit.ctx.showTestText()
@@ -142,6 +142,7 @@ export class MyBiz {
             }
 
             //收起选区到一个点，光标落在一个可编辑元素上
+            console.log("previousSibling: ",previousSibling);
             window.getSelection().setPosition(previousSibling, 1);
         }
 
@@ -186,7 +187,7 @@ export class MyBiz {
             newParagraph.setAttribute("id", uuid)
             newParagraph.setAttribute("data-order", rowNo)
             newParagraph.onkeyup = window.myEdit.eventListener.KeydownListener
-            // newParagraph.innerHTML = "<br>"
+            newParagraph.innerHTML = "<br>"
             window.myEdit.ctx.MyRoot.appendChild(newParagraph)
             window.myEdit.ctx.MyDocMap.set(rowNo, new MyMapItem(uuid))