diff --git a/pages/courses/courses.wxml b/pages/courses/courses.wxml
index 88076b2..b6cb196 100644
--- a/pages/courses/courses.wxml
+++ b/pages/courses/courses.wxml
@@ -1,9 +1,9 @@
 <!--pages/addclass/addclass.wxml-->
 <view class="container">
-    <view class="top" style="position:fixed; top:0; width:100%; margin:0 -12px;">
+    <view class="top" style="position:fixed; top:0; width:100%; margin:0 -12px;z-index:9">
         <mp-searchbar bindinput="search_courses" style="width:100%"></mp-searchbar>
     </view>
-  <view class="course-list form-wrap" style="margin-top:50px;">
+  <view class="course-list form-wrap" style="padding-top:50px;">
     <image wx:if="{{courses.length==0 && !loading}}" src="../../images/none2.png" class="none-content"></image>
     <text wx:if="{{courses.length==0 && !loading}}" class="none-content">没有可以加入的课程了</text>
     <block wx:for="{{courses}}" wx:for-item="course" wx:key="id">
diff --git a/pages/exercise_grade/exercise_grade.js b/pages/exercise_grade/exercise_grade.js
index 9d80d43..fb8c451 100644
--- a/pages/exercise_grade/exercise_grade.js
+++ b/pages/exercise_grade/exercise_grade.js
@@ -6,7 +6,8 @@ Page({
    * 页面的初始数据
    */
   data: {
-    grades:[]
+    grades:[],
+    page_status:0
   },
 
   /**
@@ -17,7 +18,7 @@ Page({
     app.client.get_exercise_grade({exercise_id: this.exercise_id})
     .then(res=>{
       console.log(res);
-      this.setData({ grades: res.data.exercise_users})
+      this.setData({ grades: res.data.exercise_users, page_status: 1})
     })
   },
 
diff --git a/pages/exercise_grade/exercise_grade.json b/pages/exercise_grade/exercise_grade.json
index 8835af0..4221b52 100644
--- a/pages/exercise_grade/exercise_grade.json
+++ b/pages/exercise_grade/exercise_grade.json
@@ -1,3 +1,4 @@
 {
-  "usingComponents": {}
+  "usingComponents": {},
+  "navigationBarTitleText": "分数列表"
 }
\ No newline at end of file
diff --git a/pages/exercise_grade/exercise_grade.wxml b/pages/exercise_grade/exercise_grade.wxml
index bf66ac0..baa6a71 100644
--- a/pages/exercise_grade/exercise_grade.wxml
+++ b/pages/exercise_grade/exercise_grade.wxml
@@ -3,11 +3,11 @@
             <block wx:for="{{grades}}" wx:for-item="grade" wx:key="objectId">
             <view wx:if="{{grade.edu_account_login==navItem.login||navItem.login=='*'}}" class="grade flex-wrap">
               <text class="name">{{grade.user_name}}</text>
-              <text class="mark">{{grade.score||'--'}}</text>
+              <text class="mark">{{grade.score==0?grade.score:grade.score||'--'}}</text>
             </view>
             </block>
           </view>
-          <view wx:if="{{grades.length==0}}" style="text-align: center">
+          <view wx:if="{{grades.length==0&&page_status==1}}" style="text-align: center">
             <text class="error">分数未公布</text>
           </view>
 </view>
diff --git a/pages/exercise_setting/exercise_setting.js b/pages/exercise_setting/exercise_setting.js
index f3af882..d0c4cd1 100644
--- a/pages/exercise_setting/exercise_setting.js
+++ b/pages/exercise_setting/exercise_setting.js
@@ -1,5 +1,5 @@
 // pages/exercise_setting/exercise_setting.js
-import { getNowFormatDate, getNowFormatTime} from "../../utils/dateutils"
+import { getNowFormatDate, getNowFormatTime, getNextWeekFormatDate} from "../../utils/dateutils"
 const app = getApp();
 Page({
 
@@ -7,23 +7,22 @@ Page({
    * 页面的初始数据
    */
   data: {
-    exercise_id: null,
     exercise: {},
     exercise_questions:[],
   },
   start_publish: function(){
-    if (!this.data.exercise_id) {
+    if (!this.exercise_id) {
       console.error("请先保存试卷");
       return;
     }
     console.log({
-      course_id: this.course_id, exercise_ids: [this.data.exercise_id],
-      end_time: getNowFormatDate() + " " + getNowFormatTime()
+      course_id: this.course_id, exercise_ids: [this.exercise_id],
+      end_time: getNextWeekFormatDate() + " " + getNowFormatTime()
     });
-    let end_time = getNowFormatDate() + " " + getNowFormatTime();
-    end_time = end_time.replace("-11", "-12");
+    let end_time = getNextWeekFormatDate() + " " + getNowFormatTime();
+    //end_time = end_time.replace("-11", "-12");
     app.client.publish_exercise({
-      course_id: this.course_id, exercise_ids: [this.data.exercise_id],
+      course_id: this.course_id, exercise_ids: [this.exercise_id],
       end_time: end_time
     }).then(res=>{
         console.log(res);
@@ -34,24 +33,53 @@ Page({
     )
   },
   create_question: function(){
-    if(!this.data.exercise_id){
+    if(!this.exercise_id){
       console.error("请先保存试卷");
+      wx.showToast({
+        title: '请先保存试卷',
+        icon:"none"
+      })
       return;
     }
     wx.navigateTo({
-      url: `../question_setting/question_setting?exercise_id=${this.data.exercise_id}`,
+      url: `../question_setting/question_setting?exercise_id=${this.exercise_id}`,
     })
   },
   create_exercise: function({detail:{value}}){
     console.log(value);
-    app.client.create_exercise({...value, course_id: this.course_id})
-    .then(res=>{
-      console.log(res);
-      this.setData({ exercise_id: res.data.data.exercise_id});
-    })
-    .catch(error=>{
-      console.error(error);
-    });
+    if(this.exercise_id){
+      app.client.update_exercise({...value, exercise_id: this.exercise_id})
+        .then(res => {
+          console.log(res);
+          wx.showToast({
+            title: res.data.message,
+          })
+        })
+        .catch(error => {
+          console.error(error);
+          wx.showToast({
+            title: error.toString(),
+            icon: "none"
+          })
+        });
+    }else{
+      app.client.create_exercise({ ...value, course_id: this.course_id })
+        .then(res => {
+          console.log(res);
+          this.exercise_id = res.data.data.exercise_id
+          wx.showToast({
+            title: '创建成功',
+          })
+        })
+        .catch(error => {
+          console.error(error);
+          wx.showToast({
+            title: error.toString(),
+            icon: "none"
+          })
+        });
+    }
+    
   },
   /**
    * 生命周期函数--监听页面加载
@@ -60,7 +88,7 @@ Page({
     this.course_id = options.course_id;
     this.intent=options.intent;
     if(options.exercise_id){
-      this.setData({exercise_id: options.exercise_id});
+      this.exercise_id = options.exercise_id;
     }
   },
 
@@ -74,8 +102,8 @@ Page({
    * 生命周期函数--监听页面显示
    */
   onShow: function () {
-    if(this.data.exercise_id){
-      app.client.get_exercise_edit({exercise_id: this.data.exercise_id})
+    if(this.exercise_id){
+      app.client.get_exercise_edit({exercise_id: this.exercise_id})
       .then(res=>{
         console.log(res);
         this.setData(
diff --git a/pages/exercise_setting/exercise_setting.wxml b/pages/exercise_setting/exercise_setting.wxml
index 4289961..ad55efe 100644
--- a/pages/exercise_setting/exercise_setting.wxml
+++ b/pages/exercise_setting/exercise_setting.wxml
@@ -16,7 +16,7 @@
     <button bindtap="create_question" data-type="0">+选择题</button>
   </view>
   </view>
-  <scroll-view class="questions" scroll-y="true" wx:if="{{exercise_id}}">
+  <scroll-view class="questions" scroll-y="true">
   <block wx:for="{{exercise_questions}}" wx:for-item="question" wx:key="question_id">
     <view class="question">
       <text class="hint">第{{question.q_position}}题</text>
diff --git a/pages/exercises/exercises.wxss b/pages/exercises/exercises.wxss
index 3837931..e32a90c 100644
--- a/pages/exercises/exercises.wxss
+++ b/pages/exercises/exercises.wxss
@@ -42,6 +42,11 @@ text.start-answer{
   position: fixed;
   right: 8rpx;
 }
+text.edit-exercise{
+  position: fixed;
+  right: 8rpx;
+}
+
 .exercise{
   background: white;
   padding: 15rpx 15rpx;
@@ -65,12 +70,13 @@ text.start-answer{
 
 view.no-content{
   display: flex;
-  flex-direction: column;
+  flex-direction: row;
+  justify-content: center;
 }
 
 image.no-content{
-  width: 300rpx;
-  height: 300rpx;
+  width: 200rpx;
+  height: 200rpx;
 }
 
 .require-login{
diff --git a/pages/question_setting/question_setting.js b/pages/question_setting/question_setting.js
index 131c92b..d403c68 100644
--- a/pages/question_setting/question_setting.js
+++ b/pages/question_setting/question_setting.js
@@ -11,13 +11,23 @@ Page({
   create_question: function({detail:{value}}){
     console.log(value);
     let data = {
-      question_title:value.question_title,question_type:0,question_score:5,question_choices:[value.question_choices_0, value.question_choices_1, value.question_choices_2, value.question_choices_3],standard_answers:value.standard_answers}
+      question_title:value.question_title,
+      question_type:0,
+      question_score:5,
+      question_choices:[value.question_choices_0, value.question_choices_1, value.question_choices_2, value.question_choices_3],
+      standard_answers:value.standard_answers
+      }
     app.client.create_question({exercise_id: this.exercise_id, data})
     .then(res=>{
       console.log(res);
       wx.navigateBack({
         delta: 1
       })
+    }).catch(error=>{
+      wx.showToast({
+        title: error.toString(),
+        icon: "none"
+      })
     })
   },
   /**
diff --git a/pages/question_setting/question_setting.wxml b/pages/question_setting/question_setting.wxml
index 1dccbb0..e202a4c 100644
--- a/pages/question_setting/question_setting.wxml
+++ b/pages/question_setting/question_setting.wxml
@@ -5,10 +5,10 @@
     </view>
     <checkbox-group name="standard_answers">
       <view wx:for="{{4-0}}" class="flex-wrap">
-        <checkbox value="{{index}}"></checkbox>
+        <checkbox value="{{index+1}}"></checkbox>
         <input name="{{'question_choices_'+index}}" placeholder="输入选项文字"></input>
       </view>
     </checkbox-group>
     <button type="primary" size="mini" form-type="submit">保存</button>
   </form>
-</view>
\ No newline at end of file
+</view>
diff --git a/utils/dateutils.js b/utils/dateutils.js
index 6483c3e..3b2fe99 100644
--- a/utils/dateutils.js
+++ b/utils/dateutils.js
@@ -14,6 +14,22 @@ export function getNowFormatDate() {
   return currentdate;
 }
 
+export function getNextWeekFormatDate(){
+  var now = new Date();
+  var date = new Date(now.getTime() + 7 * 24 * 3600 * 1000);
+  var seperator1 = "-";
+  var year = date.getFullYear();
+  var month = date.getMonth() + 1;
+  var strDate = date.getDate();
+  if (month >= 1 && month <= 9) {
+    month = "0" + month;
+  }
+  if (strDate >= 0 && strDate <= 9) {
+    strDate = "0" + strDate;
+  }
+  var currentdate = year + seperator1 + month + seperator1 + strDate;
+  return currentdate;
+}
 export function getNowFormatTime(){
     var now = new Date();
     var hour = now.getHours();//得到小时