diff --git a/app/controllers/weapps/challenges_controller.rb b/app/controllers/weapps/challenges_controller.rb
index 24bd4baeb..e29f16f28 100644
--- a/app/controllers/weapps/challenges_controller.rb
+++ b/app/controllers/weapps/challenges_controller.rb
@@ -6,10 +6,10 @@ class Weapps::ChallengesController < Weapps::BaseController
     # 关卡有展示效果 || 选择题 || jupyter实训 || vnc || 隐藏代码窗口 || html+css实训
     # @challenge.show_type != -1 || @challenge.st == 1 || @shixun.is_jupyter? || @shixun.vnc ||
     #     @shixun.hide_code? || (@shixun.small_mirror_name & ["Css", "Html", "Web"]).present?
-    play = @shixun.is_jupyter? || @shixun.vnc ||
+    play =  @challenge.st == 1 || @shixun.is_jupyter? || @shixun.vnc ||
         @shixun.hide_code? || (@shixun.small_mirror_name & ["Css", "Html", "Web"]).present?
 
-    if @challenge.st != 1 && play
+    if play
       normal_status(-5, "该关卡暂不支持小程序")
     else
       render_ok
diff --git a/app/models/course.rb b/app/models/course.rb
index f7db61995..14c17cf39 100644
--- a/app/models/course.rb
+++ b/app/models/course.rb
@@ -387,7 +387,7 @@ class Course < ApplicationRecord
   end
 
   def max_activity_time
-    course_acts.pluck(:updated_at).max
+    course_activities.pluck(:updated_at).max
   end
 
   # 课堂作业数
diff --git a/app/services/admins/school_daily_statistic_service.rb b/app/services/admins/school_daily_statistic_service.rb
index 64bb97864..5dce40540 100644
--- a/app/services/admins/school_daily_statistic_service.rb
+++ b/app/services/admins/school_daily_statistic_service.rb
@@ -44,7 +44,7 @@ class Admins::SchoolDailyStatisticService < ApplicationService
 
     courses = Course.where(is_delete: 0, school_id: ids).group('school_id')
     course_map = courses.count
-    nearly_course_time_map = courses.joins(:course_acts).maximum('course_activities.updated_at')
+    nearly_course_time_map = courses.joins(:course_activities).maximum('course_activities.updated_at')
     active_course_map = courses.where(is_end: false).count
 
     shixun_map = Shixun.joins(user: :user_extension).where(user_extensions: { identity: :teacher, school_id: ids })
diff --git a/lib/tasks/migrate_course_resource.rake b/lib/tasks/migrate_course_resource.rake
index d3095c6dd..34d216625 100644
--- a/lib/tasks/migrate_course_resource.rake
+++ b/lib/tasks/migrate_course_resource.rake
@@ -17,7 +17,7 @@ namespace :migrate_course_resource do
       if atta.course_second_category.present?
         target_category = CourseSecondCategory.find_by(name: atta.course_second_category.name, course_id: target_course.id, category_type: "attachment")
          unless target_category.present?
-           course_module = Course.course_modules.find_by(module_type: "attachment")
+           course_module = target_course.course_modules.find_by(module_type: "attachment")
            target_category = CourseSecondCategory.create(name: atta.course_second_category.name, course_id: target_course.id,
                                                          category_type: "attachment", course_module_id: course_module&.id,
                                                          position: course_module&.course_second_categories&.count.to_i + 1)
@@ -53,7 +53,7 @@ namespace :migrate_course_resource do
         if homework.course_second_category.present?
           target_category = CourseSecondCategory.find_by(name: homework.course_second_category.name, course_id: target_course.id, category_type: "shixun_homework")
           unless target_category.present?
-            course_module = Course.course_modules.find_by(module_type: "shixun_homework")
+            course_module = target_course.course_modules.find_by(module_type: "shixun_homework")
             target_category = CourseSecondCategory.create(name: homework.course_second_category.name, course_id: target_course.id,
                                                           category_type: "shixun_homework", course_module_id: course_module&.id,
                                                           position: course_module&.course_second_categories&.count.to_i + 1)
@@ -193,6 +193,16 @@ namespace :migrate_course_resource do
     target_course = Course.find_by(id: target_id)
     return if source_course.blank? || target_course.blank?
 
+
+    # 先把target——course中的老师创建分班权限
+    target_course.teachers.each do |member|
+      if member.teacher_course_groups.blank?
+        target_course.course_groups.each do |group|
+          TeacherCourseGroup.create!(course_group_id: group.id, course_id: target_course.id, course_member_id: member&.id, user_id: member&.user_id)
+        end
+      end
+    end
+
     source_course.course_members.where(role: %i[PROFESSOR ASSISTANT_PROFESSOR]).each do |teacher|
       new_member = target_course.teachers.find_by(user_id: teacher.user_id)
       unless new_member.present?
@@ -208,25 +218,37 @@ namespace :migrate_course_resource do
       end
       new_user_ids = []
       group.course_members.where(role: 4).each do |member|
-        new_member = target_course.course_members.find_by(user_id: member.user_id)
+        new_member = target_course.students.find_by(user_id: member.user_id)
         if new_member.present?
-          new_member.update_column("course_group_id", new_group.id)
+          new_member.update_attributes(course_group_id: new_group.id)
         else
           CourseMember.create!(course_id: target_course.id, course_group_id: new_group.id, user_id: member.user_id, role: member.role)
           new_user_ids << member.user_id
         end
       end
 
-      # CourseAddStudentCreateWorksJob.perform_later(target_course.id, new_user_ids) unless new_user_ids.blank?
+      CourseAddStudentCreateWorksJob.perform_later(target_course.id, new_user_ids) unless new_user_ids.blank?
 
       group.teacher_course_groups.each do |teacher_group|
         member = CourseMember.find_by(course_id: target_course.id, user_id: teacher_group.user_id, role: %i[CREATOR PROFESSOR ASSISTANT_PROFESSOR])
-        if member.present?
+        if member.present? && !member.teacher_course_groups.where(course_group_id: new_group.id).exists?
           TeacherCourseGroup.create!(course_group_id: new_group.id, course_id: target_course.id, course_member_id: member&.id, user_id: member&.user_id)
         end
       end
     end
 
+    user_ids = []
+    source_course.students.where(course_group_id: 0).each do |member|
+      new_member = target_course.students.find_by(user_id: member.user_id)
+      if new_member.present?
+        new_member.update_attributes(course_group_id: 0)
+      else
+        CourseMember.create!(course_id: target_course.id, course_group_id: 0, user_id: member.user_id, role: member.role)
+        user_ids << member.user_id
+      end
+    end
+    CourseAddStudentCreateWorksJob.perform_later(target_course.id, user_ids) unless user_ids.blank?
+
   end
 
   end
\ No newline at end of file
diff --git a/public/react/src/modules/courses/ListPageIndex.js b/public/react/src/modules/courses/ListPageIndex.js
index 6198484dd..d787bd9c6 100644
--- a/public/react/src/modules/courses/ListPageIndex.js
+++ b/public/react/src/modules/courses/ListPageIndex.js
@@ -175,6 +175,9 @@ class ListPageIndex extends Component{
 			isexcellent:excellent
 		})
 	}
+  updatabanners=()=>{
+    this.refs.CoursesBanner.updatabanner()
+  }
   render() {
     let {yslGuideone} =this.state;
     // console.log("98");
@@ -187,7 +190,7 @@ class ListPageIndex extends Component{
       <div>
           <div className="newMain clearfix">
               {/*头部banner*/}
-              <CoursesBanner {...this.props} ispostexcellenttype={(excellent)=>this.ispostexcellenttype(excellent)}></CoursesBanner>
+              <CoursesBanner ref={"CoursesBanner"} {...this.props} ispostexcellenttype={(excellent)=>this.ispostexcellenttype(excellent)}></CoursesBanner>
             {/*下面是指引哦*/}
             {/*{yslGuideone!==undefined?*/}
             {/*(*/}
@@ -249,7 +252,7 @@ class ListPageIndex extends Component{
                                                 ></Route>
                                                 <Route path="/courses/:coursesId/teachers"
                                                     render={
-                                                        (props) => (<TeacherList {...this.props} {...props} {...this.state} />)
+                                                        (props) => (<TeacherList updatabanners={()=>this.updatabanners()} {...this.props} {...props} {...this.state} />)
                                                     }
                                                 ></Route>
                                                 {/* 学生列表*/}
@@ -300,7 +303,7 @@ class ListPageIndex extends Component{
 																												 (props) => (<Statistics {...this.props} {...props} {...this.state} />)
 																											 }
 																								></Route>
-                                                
+
 
                                                 {/*公告栏列表*/}
 
@@ -324,7 +327,7 @@ class ListPageIndex extends Component{
                                                     }
                                                 ></Route>
 
-                                                
+
                                                 <Route path="/courses/:coursesId/files/:main_id"
                                                     render={
                                                         (props) => (<Resourcelist {...this.props} {...props} {...this.state} />)
@@ -335,7 +338,7 @@ class ListPageIndex extends Component{
                                                         (props) => (<Resourcelist {...this.props} {...props} {...this.state} />)
                                                     }
                                                 ></Route>
-                                                
+
                                                 <Route path="/courses/:coursesId/graduation_topics/:Id"
                                                     render={
                                                         (props) => (<GraduationTopics {...this.props} {...props} {...this.state} />)
diff --git a/public/react/src/modules/courses/common/ModalWrapper.js b/public/react/src/modules/courses/common/ModalWrapper.js
index 8b7e87692..6bdd5f188 100644
--- a/public/react/src/modules/courses/common/ModalWrapper.js
+++ b/public/react/src/modules/courses/common/ModalWrapper.js
@@ -42,7 +42,7 @@ class ModalWrapper extends Component{
                {
                  `
               body {
-							  overflow: hidden !important;
+							   width: calc(100%) !important;
 							}
               `
                }
diff --git a/public/react/src/modules/courses/coursesDetail/CoursesLeftNav.js b/public/react/src/modules/courses/coursesDetail/CoursesLeftNav.js
index bb5395d67..9e514c468 100644
--- a/public/react/src/modules/courses/coursesDetail/CoursesLeftNav.js
+++ b/public/react/src/modules/courses/coursesDetail/CoursesLeftNav.js
@@ -954,7 +954,7 @@ class Coursesleftnav extends Component{
                {
                  `
               body {
-							  overflow: hidden !important;
+							    width: calc(100%) !important;
 							}
               `
                }
diff --git a/public/react/src/modules/courses/coursesHome/CoursesHome.js b/public/react/src/modules/courses/coursesHome/CoursesHome.js
index 21f7b33bc..73289b2d5 100644
--- a/public/react/src/modules/courses/coursesHome/CoursesHome.js
+++ b/public/react/src/modules/courses/coursesHome/CoursesHome.js
@@ -130,7 +130,9 @@ class CoursesHome extends Component{
         <div className="newMain clearfix">
 					<style>
 						{
-							`
+							`    ::-webkit-scrollbar {
+                      width: 0px !important;
+                    }
 										.courses-head{
 												width: 100%;
 												height: 300px;
diff --git a/public/react/src/modules/courses/coursesPublic/HomeworkModal.js b/public/react/src/modules/courses/coursesPublic/HomeworkModal.js
index 849159301..77e697cb5 100644
--- a/public/react/src/modules/courses/coursesPublic/HomeworkModal.js
+++ b/public/react/src/modules/courses/coursesPublic/HomeworkModal.js
@@ -153,7 +153,7 @@ class HomeworkModal extends Component{
             {
               `
               body {
-							  overflow: hidden !important;
+							   width: calc(100%) !important;
 							}
               `
             }
@@ -170,7 +170,7 @@ class HomeworkModal extends Component{
           destroyOnClose={true}
         >
           <div className="task-popup-content">
-            
+
 
             { this.props.usingCheckBeforePost ?
             <React.Fragment>
@@ -183,7 +183,7 @@ class HomeworkModal extends Component{
               <p className="task-popup-text-center font-16 mt10">
                 此设置将对所有分班生效
               </p>
-            </React.Fragment> : 
+            </React.Fragment> :
             <React.Fragment>
               <p className="task-popup-text-center font-16">
                 {this.props.Topval}
@@ -222,8 +222,8 @@ class HomeworkModal extends Component{
                 </span>
               </p>}
             {/* usingCheckBeforePost 为true的时候 全选所有分班 */}
-            {this.props.modaltype===undefined||this.props.modaltype===2||this.props.modaltype===4 
-              || !course_groups || course_groups.length == 0 
+            {this.props.modaltype===undefined||this.props.modaltype===2||this.props.modaltype===4
+              || !course_groups || course_groups.length == 0
               || this.props.usingCheckBeforePost ?"":<ul className="upload_select_box fl clearfix mt20 mb30"
                 style={{"overflow-y":"auto",padding:"10px 0px"}}
                 id="search_not_members_list"
diff --git a/public/react/src/modules/courses/coursesPublic/ModalsRename.js b/public/react/src/modules/courses/coursesPublic/ModalsRename.js
index 1398c50ff..b5d619e8f 100644
--- a/public/react/src/modules/courses/coursesPublic/ModalsRename.js
+++ b/public/react/src/modules/courses/coursesPublic/ModalsRename.js
@@ -43,6 +43,16 @@ class ModalsRename extends Component{
 					centered={true}
 					className={"Navmodal"}
 				>
+					{this.props.Navmodalnametype===undefined?false:this.props.Navmodalnametype===true?<style>
+						{
+							`
+						 	body{
+						 	     width: calc(100%) !important;
+						 	 }
+		 
+						 	`
+						}
+					</style>:""}
 					<div className={"fl mt5"}>{this.props.Navname}名称：</div>
 					<Input placeholder={"请输入名称，最大限制60个字符"}
 					       className={"inputNav greyInput fl"}
diff --git a/public/react/src/modules/courses/coursesPublic/NewShixunModel.js b/public/react/src/modules/courses/coursesPublic/NewShixunModel.js
index b57498895..ce60dc7d7 100644
--- a/public/react/src/modules/courses/coursesPublic/NewShixunModel.js
+++ b/public/react/src/modules/courses/coursesPublic/NewShixunModel.js
@@ -443,7 +443,7 @@ class NewShixunModel extends Component{
 			<div>
 				<style>
 					{
-						`body{  overflow: hidden !important; }
+						`body{ width: calc(100%) !important; }
 					   .ant-drawer-content{ overflow:auto !important; background: #f5f5f5; }
 					   .yslbottomsj{position: absolute;bottom: -8px;}
 					   .ant-drawer-close{
diff --git a/public/react/src/modules/courses/members/CourseGroupChooser.js b/public/react/src/modules/courses/members/CourseGroupChooser.js
index 655754dc4..32868f15d 100644
--- a/public/react/src/modules/courses/members/CourseGroupChooser.js
+++ b/public/react/src/modules/courses/members/CourseGroupChooser.js
@@ -2,7 +2,7 @@ import React, { useState, useEffect } from 'react'
 import { trigger } from 'educoder'
 import { Input, Checkbox } from "antd";
 
-/** 
+/**
     arg_course_groups   选中的id数组
     joinCourseGroup     选中时触发   joinCourseGroup(checkedValues, item, index)  传入item：数据对象，index： 数据对象index
     checkAllValue       是否全选
@@ -33,13 +33,13 @@ function CourseGroupChooser({ course_groups, isAdminOrCreator = true, item, inde
         that.setState({groupSearchValue: e.target.value})
 
         that.onCheckAllChange(e, item, index)    -    onCheckAllChange(e, item, index)
-        that.joinCourseGroup(checkedValues, item, index)    -    joinCourseGroup(checkedValues, item, index)  
+        that.joinCourseGroup(checkedValues, item, index)    -    joinCourseGroup(checkedValues, item, index)
 
         that.state.checkAllArray[index] - checkAllValue
      */
 
      console.log('arg_course_groups', arg_course_groups)
-     
+
 
     const urlStyle = {"left":"unset", minWidth: '262px'};
     if (alwaysShow == true) {
@@ -54,17 +54,18 @@ function CourseGroupChooser({ course_groups, isAdminOrCreator = true, item, inde
             </p>):
             ''
             }
-            
-            <Checkbox.Group onChange={(checkedValues) => joinCourseGroup(checkedValues, item, index)} 
+
+            <Checkbox.Group onChange={(checkedValues) => joinCourseGroup(checkedValues, item, index)}
                 value={arg_course_groups.length && arg_course_groups[0].id ? arg_course_groups.map(item => item.id): arg_course_groups}
                 disabled={!isAdminOrCreator} className="mainGroup"
             >
                 {course_groups && course_groups.length > 1 && <li key={'_all' + index} >
                 {/* 防止被外面group包裹 */}
                 <Checkbox.Group onChange={(e) => onCheckAllChange(e, item, index)} value={[checkAllValue]}>
-                    <Checkbox 
+                    <Checkbox
                         value={true}
-                        style={{ marginRight: '6px' }} onClick={() => {}} 
+                        disabled={!isAdminOrCreator}
+                        style={{ marginRight: '6px' }} onClick={() => {}}
                     >全选</Checkbox>
                 </Checkbox.Group>
                 </li>}
@@ -84,7 +85,7 @@ function CourseGroupChooser({ course_groups, isAdminOrCreator = true, item, inde
                 )
             })
             }
-            
+
             </Checkbox.Group>
             <p className="drop_down_btn">
                 <a href="javascript:void(0)" className="color-grey-6"
diff --git a/public/react/src/modules/courses/members/teacherList.js b/public/react/src/modules/courses/members/teacherList.js
index 2ce893b5c..f8a585825 100644
--- a/public/react/src/modules/courses/members/teacherList.js
+++ b/public/react/src/modules/courses/members/teacherList.js
@@ -38,8 +38,8 @@ function buildColumns(that) {
   const isAdminOrCreator = that.props.isAdminOrCreator();
   const isAdminOrTeacher = that.props.isAdminOrTeacher()
   const { course_groups, filterKey } = that.state
-  const showSorter = filterKey == '1' 
-  const courseId = that.props.match.params.coursesId    
+  const showSorter = filterKey == '1'
+  const courseId = that.props.match.params.coursesId
 
   const columns = [{
     title: '序号',
@@ -48,7 +48,7 @@ function buildColumns(that) {
     width: 78,
     render: (content, item, index) => {
       return index + 1
-      // return item.isApply == true ? '' : <a href="javascript:;">{(that.state.page - 1) * 20 + index + 1 
+      // return item.isApply == true ? '' : <a href="javascript:;">{(that.state.page - 1) * 20 + index + 1
       //     - (that.state.application_list ? that.state.application_list.length : 0)}　</a>
     }
   }
@@ -70,7 +70,7 @@ function buildColumns(that) {
     sortDirections: sortDirections,
     sortOrder: sortedInfo.columnKey === 'name' && sortedInfo.order,
     render: (name, record) => {
-      return <a href={`/users/${record.login}`} target="_blank" className="overflowHidden1" style={{ maxWidth: '110px'}} 
+      return <a href={`/users/${record.login}`} target="_blank" className="overflowHidden1" style={{ maxWidth: '110px'}}
           title={`${name.length > 4 ? name : ''}`}>{name}</a>
     }
   }, {
@@ -84,7 +84,7 @@ function buildColumns(that) {
     sortDirections: sortDirections,
     sortOrder: sortedInfo.columnKey === 'role' && sortedInfo.order,
 
-  }] 
+  }]
   that.state.course_groups && that.state.course_groups.length && showSorter && columns.push({
     title: <Tooltip title="仅能批阅指定分班的作品">管理权限</Tooltip>,
     width: 260,
@@ -152,13 +152,13 @@ function buildColumns(that) {
             <span>
               <WordsBtn onClick={() => that.onRefuse(record)} style={'grey'}>拒绝</WordsBtn>
               <Divider type="vertical" />
-              <a onClick={() => that.onAgree(record)} style={{color: '#4CACFF'}}>同意</a> 
+              <a onClick={() => that.onAgree(record)} style={{color: '#4CACFF'}}>同意</a>
             </span> )
         } else {
 
           return (
             <React.Fragment>
-              <WordsBtn style2={{ marginRight: '12px' }} onClick={() => that.onDelete(record)} style={'grey'}>删除</WordsBtn>              
+              <WordsBtn style2={{ marginRight: '12px' }} onClick={() => that.onDelete(record)} style={'grey'}>删除</WordsBtn>
               <ChangeRolePop
                 courseId={courseId}
                 record={record}
@@ -169,7 +169,7 @@ function buildColumns(that) {
                 fetchUser={that.props.fetchUser}
 
               ></ChangeRolePop>
-              {/* <Popconfirm 
+              {/* <Popconfirm
                 placement="bottom"
                 icon={null}
                 title={
@@ -192,11 +192,11 @@ function buildColumns(that) {
             //   { record.role == ROLE_TEACHER ? <a style={{color: '#4CACFF'}} onClick={() => that.changeToAssistant(record)}>变更为助教</a> : '' }
             //   { record.role == ROLE_TEACHER_ASSISTANT ? <a style={{color: '#4CACFF'}} onClick={() => that.changeToTeacher(record)}>变更为教师</a> : '' }
             //   { record.role == ROLE_ADMIN  && isAdminOrCreator ? <a style={{color: '#4CACFF', marginLeft: '44px'}} onClick={() => that.showChangeAdminModal(record)}>更换管理员</a> : '' }
-              
-            // </span> 
+
+            // </span>
             )
         }
-        
+
       },
     })
   }
@@ -209,7 +209,7 @@ function buildColumns(that) {
       render: (content, item, index) => {
         return content ? <Checkbox value={content}></Checkbox> : ''
       }
-    })  
+    })
   }
   return columns
 }
@@ -265,10 +265,10 @@ class studentsList extends Component{
       })
       return;
     }
-    const courseId = this.props.match.params.coursesId    
-    
+    const courseId = this.props.match.params.coursesId
+
     let url = `/courses/${courseId}/teacher_application_review.json`
-    
+
     this.props.confirm({
       content: `是否确认${ approval == 1 ? '同意' : '拒绝'}TA的加入？`,
       onOk: () => {
@@ -285,11 +285,11 @@ class studentsList extends Component{
         })
         .catch(function (error) {
           console.log(error);
-        });  
+        });
       }
     })
 
-    
+
   }
   onRefuse = (record) => {
     this.onAgree(record, 2)
@@ -343,10 +343,10 @@ class studentsList extends Component{
     // console.log('addTeacherSuccessListener', data)
   }
   getCourseGroups = () => {
-    const courseId = this.props.match.params.coursesId    
-    
+    const courseId = this.props.match.params.coursesId
+
     let url = `/courses/${courseId}/all_course_groups.json`
-    
+
     axios.get(url, {
       params: { all: true }
     })
@@ -369,11 +369,11 @@ class studentsList extends Component{
   }
   joinCourseGroup = (ids, item, index) => {
     // console.log('join ', ids, item)
-    
-    const courseId = this.props.match.params.coursesId    
-    
+
+    const courseId = this.props.match.params.coursesId
+
     let url = `/courses/${courseId}/set_course_group.json`
-    
+
     axios.post(url, {
       course_group_ids: ids,
       user_id: item.user_id,
@@ -382,6 +382,7 @@ class studentsList extends Component{
     .then((response) => {
       if (response.data.status == 0) {
         this.props.showNotification('修改成功')
+        this.props.updatabanners()
         const newArray = ids.map((item) => {return {id: item, name: this.state.course_groups_map[item]}});
         this.setState(
           (prevState) => ({
@@ -397,18 +398,18 @@ class studentsList extends Component{
   }
   onChangeRoleSuccess = () => {
     this.fetchAll(undefined,this.state.filterKey)
-  } 
+  }
   fetchAll = async (argPage,filterKey) => {
 		let { searchValue }=this.state
 
     this.setState({
       isSpin:true
     })
-    let id = this.props.match.params.coursesId    
+    let id = this.props.match.params.coursesId
     if (argPage) {
       this.setState({ page: argPage })
     }
-    
+
     const sortedInfo = this.state.sortedInfo;
     let page = argPage || this.state.page
 
@@ -436,7 +437,7 @@ class studentsList extends Component{
     const result = await axios.get(encodeURI(url))
     // axios.get((url)).then((result)=>{
       if (result.data.teacher_list) {
-        this.setState({ 
+        this.setState({
           teachers: result.data.teacher_list,
           total_count: result.data.teacher_list_size,
           application_list: result.data.application_list || [],
@@ -445,7 +446,7 @@ class studentsList extends Component{
           isSpin:false
         })
       } else if (result.data.application_list) {
-        this.setState({ 
+        this.setState({
           total_count: result.data.teacher_list_size,
           application_list: result.data.application_list || [],
           is_admin: result.data.is_admin,
@@ -461,7 +462,7 @@ class studentsList extends Component{
     // })
   }
   getGroupList(){
-    let id = this.props.match.params.coursesId    
+    let id = this.props.match.params.coursesId
     let url='/courses/'+id+'/graduation_group_list.json';
     axios.get((url)).then((result)=>{
       if(result.status==200){
@@ -543,16 +544,16 @@ class studentsList extends Component{
     this.setState({ order: order }, () => {
       this.fetchAll()
     })
-  } 
+  }
   changeRole = (member, role) => {
-    
-    const courseId = this.props.match.params.coursesId    
+
+    const courseId = this.props.match.params.coursesId
     let {filterKey}=this.state;
     let url= `/courses/${courseId}/change_course_teacher.json`;
     axios.post(url, {
       course_member_id: member.course_member_id
       // "user_list": [
-      //   { "user_id": member.user_id }  
+      //   { "user_id": member.user_id }
       // ],
       // "graduation_group_id": member.graduation_group_id,
       // "course_group_id": "820",
@@ -588,7 +589,7 @@ class studentsList extends Component{
         const courseId = this.props.match.params.coursesId
 
         const url = `/courses/${courseId}/delete_course_teacher.json`
-        axios.post(url, { 
+        axios.post(url, {
             course_member_id: member.course_member_id
           })
         .then((response) => {
@@ -601,15 +602,15 @@ class studentsList extends Component{
         })
         .catch(function (error) {
           console.log(error);
-        });    
+        });
       }
     })
   }
   addTeacher = () => {
-    this.refs.addTeacherModal.setVisible(true)    
+    this.refs.addTeacherModal.setVisible(true)
   }
   addStudent = () => {
-    this.refs.addStudentModal.setVisible(true)    
+    this.refs.addStudentModal.setVisible(true)
   }
 
   hasGraduationModule = () => {
@@ -619,7 +620,7 @@ class studentsList extends Component{
     })
     return result && result.length > 0
   }
-  
+
   onTableChange = (pagination, filters, sorter) => {
   	let {filterKey}=this.state;
     console.log('Various parameters', pagination, filters, sorter);
@@ -679,11 +680,11 @@ class studentsList extends Component{
 
     return(
       <React.Fragment>
-        {/* <AddTeacherModal ref="addTeacherModal" 
+        {/* <AddTeacherModal ref="addTeacherModal"
           {...this.props}
           moduleName="教师"
         ></AddTeacherModal>
-        <AddStudentModal ref="addStudentModal" 
+        <AddStudentModal ref="addStudentModal"
           {...this.props}
           moduleName="学生"
         ></AddStudentModal> */}
@@ -694,7 +695,7 @@ class studentsList extends Component{
           {...this.props} onOk={this.showChangeAdminModal}
           changeAdminSuccess={this.changeAdminSuccess}
         ></AddAdminModal>
-        
+
         <Titlesearchsection
           title={<React.Fragment>
             <span>教师列表</span>
@@ -708,9 +709,9 @@ class studentsList extends Component{
             <React.Fragment>
               {/* { isAdmin && <WordsBtn style="blue" className="mr30" onClick={()=>this.addTeacher()}>添加教师</WordsBtn> }
               { isAdmin && <WordsBtn style="blue" className="mr30" onClick={()=>this.addStudent()}>添加学生</WordsBtn> } */}
-              
+
               { isAdminOrCreator && <WordsBtn style="blue" className="fr" onClick={()=>this.showChangeAdminModal()}>更换管理员</WordsBtn>}
-            
+
             </React.Fragment>
           }
           secondRowLeft={
@@ -777,7 +778,7 @@ class studentsList extends Component{
               { hasGraduationModule && isAdminOrTeacher && <li className="li_line drop_down">
                 加入答辩组<i className="iconfont icon-xiajiantou font-12 ml2"></i>
                 <ul className="drop_down_menu" style={{"right":"0px","left":"unset", minWidth: '222px'}}>
-                
+
                   {
                     groupList && groupList.graduation_groups_count>10?
                     (<p className="drop_down_search">
@@ -814,10 +815,10 @@ class studentsList extends Component{
           </div>}
           <Spin size="large" spinning={this.state.isSpin}>
           <div className="clearfix stu_table teacher_table">
-            {combineArray.length ? 
-            <Checkbox.Group style={{ width: '100%' }} onChange={this.onCheckBoxChange} value={checkBoxValues}>          
+            {combineArray.length ?
+            <Checkbox.Group style={{ width: '100%' }} onChange={this.onCheckBoxChange} value={checkBoxValues}>
             {/* pagination={{ current: page, total: total_count, pageSize:20, onChange: this.onPageChange }} */}
-              <Table columns={columns} dataSource={combineArray} 
+              <Table columns={columns} dataSource={combineArray}
                 onChange={this.onTableChange}
                 pagination={total_count > 20 && filterKey == '1' ? {  //分页
                   total: page == 1 && this.state.application_list.length ? total_count + total_count / Math.floor(this.state.application_list.length + 20) : total_count , //数据总数量
diff --git a/public/react/src/modules/courses/shixunHomework/shixunHomework.js b/public/react/src/modules/courses/shixunHomework/shixunHomework.js
index d4a2d7b87..74f2ed7a2 100644
--- a/public/react/src/modules/courses/shixunHomework/shixunHomework.js
+++ b/public/react/src/modules/courses/shixunHomework/shixunHomework.js
@@ -870,7 +870,7 @@ class ShixunHomework extends Component{
       Modalstype:false,
     })
     let category_id=this.props.match.params.category_id;
-    
+
     const cid = this.props.match.params.coursesId;
     let url="/courses/"+cid+"/homework_commons/set_public.json";
     axios.post(url, {
@@ -1126,7 +1126,7 @@ class ShixunHomework extends Component{
             {
               `
               body {
-							  overflow: hidden !important;
+							    width: calc(100%) !important;
 							}
               `
             }
diff --git a/public/react/src/modules/modals/Modals.js b/public/react/src/modules/modals/Modals.js
index 686dae46a..1aaec6402 100644
--- a/public/react/src/modules/modals/Modals.js
+++ b/public/react/src/modules/modals/Modals.js
@@ -27,7 +27,7 @@ render() {
 						 {
 						 	`
 						 	body{
-						 	     overflow: hidden !important;
+						 	     width: calc(100%) !important;
 						 	 }
 						 	 .ant-modal-body {
                     padding: 20px 40px;
diff --git a/public/react/src/modules/page/main/ChooseRepositoryView.js b/public/react/src/modules/page/main/ChooseRepositoryView.js
index ce91f3764..698d395cd 100644
--- a/public/react/src/modules/page/main/ChooseRepositoryView.js
+++ b/public/react/src/modules/page/main/ChooseRepositoryView.js
@@ -80,7 +80,7 @@ positon:0
 			return ""
 		}
 		// 初始化  initialValue + defaultSelected  defaultSelected={``}
-		// {this.renderChoiceItems(item, index)}	
+		// {this.renderChoiceItems(item, index)}
 		// String.valueOf(index)
 		var choiceQuestionComponent = choose.map( (item, index) => {
 			var choose_test = choose_test_cases.test_sets[index];
@@ -90,7 +90,7 @@ positon:0
 
 			//  <p style={{paddingLeft:'27px'}}>{item.subject}</p>
 			/*
-				<ReactMarkdown 
+				<ReactMarkdown
                     	source={item.subject} style={{paddingLeft:'27px'}}
                     	renderers={{code: CodeBlock}}
                     	/>
@@ -102,31 +102,31 @@ positon:0
 				const i = optionValueArray.indexOf(item);
 				initialValueArray[i] = item
 			})
-			
+
 			return (
 				<div id={`choice${index}`} key={index} className="mb15">
 					{/* <div style={groupStyle}>
 						{( item.category === 1 ? "单选题" : "多选题" )}
                     </div> */}
 					<div className="clearfix">
-						<span className="fl" style={{"color":"#8B9399"}}>{index+1}.</span>
+
 						<div id={`choose_subject_${index+1}`} className="fl choiceMD">
-							<textarea style={{display:'none'}}>{item.subject}</textarea>
+							<span className="fl" style={{"color":"#8B9399"}}>{index+1}.</span><textarea style={{display:'none'}}>{item.subject}</textarea>
 						</div>
 					</div>
-                    
+
 					<div>
 						{getFieldDecorator("" + (index), {
 		  					initialValue: item.category === 1 ? actual_output : (actual_output && actual_output.split(''))
 		  				})(
-		  					 item.category === 1 ? 
+		  					 item.category === 1 ?
 							    <RadioGroup name={`${index}`} defaultSelected={actual_output} className="radiogroup">
 							    	{this.renderChoiceItems(item, index)}
 							    </RadioGroup>
 							    : this.renderMultiChoiceItems(item, index, initialValueArray)
-							
+
 						    )
-		  				}	    	
+		  				}
 					</div>
 				</div>
 			)
@@ -151,7 +151,7 @@ positon:0
 			/*
 	<div style={ { display: 'inline-block'} }
 		        				dangerouslySetInnerHTML={{__html: optionItem.option_name}}>
-		        			</div> 
+		        			</div>
 		        			<textarea value={optionItem.option_name}></textarea>
 			*/
 			ar.push(
@@ -161,9 +161,9 @@ positon:0
 						classes={{root: this.props.classes.radio,
 							checked: this.props.classes.checked}}
 						checked={isSelected}
-						
+
 				        value={`${optionValueArray[optionIndex]}`}
-				    	
+
 				        style={styles.radioButton}
 				    />
 				} label={<div className="break-word" style={{lineHeight:"24px"}}>
@@ -172,20 +172,20 @@ positon:0
 		        			</div>
 		        			<div style={ { display: 'inline-block',"color":"#8B9399"} }
 		        				dangerouslySetInnerHTML={{__html: showText}}>
-		        			</div> 
-		        			
-		        			
+		        			</div>
+
+
 		    			</div>} ></FormControlLabel>
 		    )
 		})
-		// 
+		//
 		// <span style={ isSelected ? { fontSize: 16} : {}}> {optionItem.option_name}</span>
 		return ar
 	}
 
 
 	renderMultiChoiceItems(item, index, initialValueArray) {
-		return <CheckBoxGroup 
+		return <CheckBoxGroup
 			{...this.props}
 			options={item.challenge_question} initialValueArray={initialValueArray}
 			itemLabelFunction={(option, index)=> {
@@ -198,10 +198,10 @@ positon:0
 	        			</div>
 	        			<div style={ { display: 'inline-block',"color":"#8B9399"} }
 	        				dangerouslySetInnerHTML={{__html: showText}}>
-	        			</div> 
+	        			</div>
 		        	</div>
 					)
-				
+
 			}}
 			itemValueFunction={(option, index)=> {return optionValueArray[index]}}></CheckBoxGroup>
 	}
@@ -235,14 +235,14 @@ positon:0
 
 	    return (
             <React.Fragment>
-            	{ loading === true ? 
+            	{ loading === true ?
             		''
-            	: 
+            	:
             		<div id="choiceRepositoryView" style={{"color":"#8B9399!important"}}>
             			{this.renderChooseQuestions()}
             		</div>
             	}
-            	
+
 		    </React.Fragment>
 	    );
   	}
diff --git a/public/react/src/modules/paths/ShixunPathSearch.js b/public/react/src/modules/paths/ShixunPathSearch.js
index adadc306b..f45098f8e 100644
--- a/public/react/src/modules/paths/ShixunPathSearch.js
+++ b/public/react/src/modules/paths/ShixunPathSearch.js
@@ -92,7 +92,7 @@ class ShixunPathSearch extends Component{
 
 
   getList=(order,select,search,page )=>{
-    
+
     let url='/paths.json';
 			// '?order='+order+'&page='+page;
     // if(select!=""){
@@ -166,6 +166,9 @@ class ShixunPathSearch extends Component{
 					<style>
 						{
 							`
+					     ::-webkit-scrollbar {
+                      width: 0px !important;
+               }
 							.pathImg{
 									width: 100%;
 									height: 300px;
@@ -205,7 +208,7 @@ class ShixunPathSearch extends Component{
             {/*<div className="fr mr5 search-new">*/}
               {/*/!* <Search*/}
               {/*placeholder="请输入路径名称进行搜索"*/}
-              {/*id="subject_search_input"*/} 
+              {/*id="subject_search_input"*/}
               {/*value={search}*/}
               {/*onInput={this.inputSearchValue}*/}
               {/*onSearch={this.searchValue}*/}