diff --git a/src/AppConfig.js b/src/AppConfig.js
index cd3aca3d..b4107e46 100644
--- a/src/AppConfig.js
+++ b/src/AppConfig.js
@@ -25,7 +25,7 @@ if (isDev) {
   }
   debugType = window.location.search.indexOf('debug=t') !== -1 ? 'teacher' :
   window.location.search.indexOf('debug=s') !== -1 ? 'student' :
-  window.location.search.indexOf('debug=a') !== -1 ? 'admin' : parsed.debug || 'student'
+  window.location.search.indexOf('debug=a') !== -1 ? 'admin' : parsed.debug || 'admin'
 }                 
 window._debugType = debugType;
 export function initAxiosInterceptors(props) {
diff --git a/src/glcc/index.jsx b/src/glcc/index.jsx
index b91dfe55..0078dfcf 100644
--- a/src/glcc/index.jsx
+++ b/src/glcc/index.jsx
@@ -62,6 +62,7 @@ const Glcc = (propsF) => {
   const [applyTaskId, setApplyTaskId] = useState({});
   // 刷新用户课题报名信息
   const [studentInfoReset, setStudentInfoReset] = useState(undefined);
+  const [cancelCount,setCancelCount]=useState(0);
 
   useEffect(()=>{
     // 获取用户课题报名信息current_user user_id
@@ -73,6 +74,7 @@ const Glcc = (propsF) => {
           data[item.taskId] = item.id;
         })
         setApplyTaskId(data);
+        response.data&&setCancelCount(Number(response.data.cancelCount));
       }
     })
   },[studentInfoReset, current_user])
@@ -104,7 +106,7 @@ const Glcc = (propsF) => {
         <Route
             path="/glcc/subjects/detail/:taskId"
             render={(props) => (
-              <TaskDetail {...propsF} {...props} isStudentApplyDate={isStudentApplyDate} studentApplyEnd={studentApplyEnd} applyTaskId={applyTaskId}/>
+              <TaskDetail {...propsF} {...props} isStudentApplyDate={isStudentApplyDate} studentApplyEnd={studentApplyEnd} applyTaskId={applyTaskId} />
             )}
           ></Route>
         {/* 项目/课题列表 */}
@@ -119,7 +121,7 @@ const Glcc = (propsF) => {
         <Route
           path="/glcc/subjects"
           render={(props) => (
-            <Project {...propsF} {...props} isStudentApplyDate={isStudentApplyDate} studentApplyEnd={studentApplyEnd} applyTaskId={applyTaskId} setStudentInfoReset={setStudentInfoReset}/>
+            <Project {...propsF} {...props} isStudentApplyDate={isStudentApplyDate} studentApplyEnd={studentApplyEnd} applyTaskId={applyTaskId} setStudentInfoReset={setStudentInfoReset} cancelCount={cancelCount}/>
           )}
         ></Route>
         {/* 首页 */}
diff --git a/src/glcc/project/index.jsx b/src/glcc/project/index.jsx
index c176f61f..a326a93f 100644
--- a/src/glcc/project/index.jsx
+++ b/src/glcc/project/index.jsx
@@ -20,7 +20,7 @@ const TaskList = Loadable({
 });
 
 function Project(propsF) {
-  const {location, current_user, showLoginDialog, isStudentApplyDate, studentApplyEnd, applyTaskId, setStudentInfoReset} = propsF;
+  const {location, current_user, showLoginDialog, isStudentApplyDate, studentApplyEnd, applyTaskId, setStudentInfoReset, cancelCount} = propsF;
   const {pathname} = location;
   useEffect(()=>{
     window.scrollTo(0, 0);
@@ -42,19 +42,19 @@ function Project(propsF) {
           <Route
             path="/glcc/projects"
             render={(props) => (
-              <ProjectList applyTaskId={applyTaskId} current_user={current_user} showLoginDialog={showLoginDialog} isStudentApplyDate={isStudentApplyDate} studentApplyEnd={studentApplyEnd}/>
+              <ProjectList {...propsF} {...props}/>
             )}
           ></Route>
           <Route
             path="/glcc/subjects"
             render={(props) => (
-              <TaskList applyTaskId={applyTaskId} setStudentInfoReset={setStudentInfoReset} current_user={current_user} showLoginDialog={showLoginDialog} isStudentApplyDate={isStudentApplyDate} studentApplyEnd={studentApplyEnd}/>
+              <TaskList  {...propsF} {...props}/>
             )}
           ></Route>
           <Route
             path="/glcc/student"
             render={(props) => (
-              <TaskList applyTaskId={applyTaskId} setStudentInfoReset={setStudentInfoReset} current_user={current_user} showLoginDialog={showLoginDialog} isStudentApplyDate={isStudentApplyDate} studentApplyEnd={studentApplyEnd}/>
+              <TaskList  {...propsF} {...props}/>
             )}
           ></Route>
         </Switch>
diff --git a/src/glcc/project/taskList/index.jsx b/src/glcc/project/taskList/index.jsx
index 43489f18..d3b66f99 100644
--- a/src/glcc/project/taskList/index.jsx
+++ b/src/glcc/project/taskList/index.jsx
@@ -7,7 +7,7 @@ import bgPng from "../../img/bgPng.png";
 const { Search } = Input;
 
 // 课题列表
-function TaskList({applyTaskId, setStudentInfoReset, current_user, showLoginDialog, isStudentApplyDate, studentApplyEnd}) {
+function TaskList({applyTaskId, setStudentInfoReset, current_user, showLoginDialog, isStudentApplyDate, studentApplyEnd,cancelCount,showNotification}) {
   const [visible, setVisible] = useState(false);
   const [deleteTaskId, setDeleteTaskId] = useState(undefined);
   // 输入搜索框
@@ -24,16 +24,17 @@ function TaskList({applyTaskId, setStudentInfoReset, current_user, showLoginDial
 
   const columns = [
     { title: '序号', dataIndex: 'index', align: 'center', className:"taskTableColumns", width: '6%', render: (text, item, index) => <span>{(current-1)*pageSize+index + 1}</span> },
-    { title: '课题名称', dataIndex: 'taskName', className:"taskTableColumns taskName", width: '28%', ellipsis: true, render: (text, item) => <Tooltip title={text} placement="topLeft"><span onClick={()=>{window.open(`/glcc/subjects/detail/${item.id}`)}}>{text}</span></Tooltip> },
-    { title: '项目名称', dataIndex: 'projectName', className:"taskTableColumns", width: '28%', ellipsis: true, render: (text) => <Tooltip title={text} placement="topLeft">{text}</Tooltip> },
-    { title: '课题奖金', dataIndex: 'taskReward', className:"taskTableColumns", ellipsis: true, width: `${isStudentApplyDate || studentApplyEnd ? '15%' : ''}`, render: (text) => <Tooltip title={text} placement="topLeft"><span>{text}</span></Tooltip> },
+    { title: '课题名称', dataIndex: 'taskName', className:"taskTableColumns taskName", width: '24%', ellipsis: true, render: (text, item) => <Tooltip title={text} placement="topLeft"><span onClick={()=>{window.open(`/glcc/subjects/detail/${item.id}`)}}>{text}</span></Tooltip> },
+    { title: '课题类型', dataIndex: 'projectType', className:"taskTableColumns", width: '12%', ellipsis: true,  },
+    { title: '项目名称', dataIndex: 'projectName', className:"taskTableColumns", width: '24%', ellipsis: true, render: (text) => <Tooltip title={text} placement="topLeft">{text}</Tooltip> },
+    { title: '课题奖金', dataIndex: 'taskReward', className:"taskTableColumns", ellipsis: true, width: `${isStudentApplyDate || studentApplyEnd ? '10%' : ''}`, render: (text) => <Tooltip title={text} placement="topLeft"><span>{text}</span></Tooltip> },
     {
       title: '操作', dataIndex: 'action', align: 'center', className:"actionColumns taskTableColumns", render: ((text, item, index) => {
         return (
           <div className='actionBox'>
             {(isStudentApplyDate || studentApplyEnd) && (applyTaskId && Object.keys(applyTaskId).includes(item.id.toString()) ? <Fragment>
               <span onClick={()=>{window.location.href=`/glcc/student/apply/${item.id}`}}><i className='iconfont icon-baomingxiangqingicon mr5'></i>报名详情</span>
-              <Tooltip title={"取消申请"}><i className='iconfont icon-shanchuicon3 ml20 cancelApply' onClick={()=>{setDeleteTaskId(item.id);setVisible(true)}}></i></Tooltip>
+              <Tooltip title={"取消申请"}><i className='iconfont icon-shanchuicon3 ml20 cancelApply' onClick={()=>{deleteItem(item.id)}}></i></Tooltip>
             </Fragment>:isStudentApplyDate && <Fragment>
               <span onClick={()=>{applyTask(item.id)}}><i className='iconfont icon-shenqingketiicon applyTask mr5'></i><span className='applyTask'>申请课题</span></span></Fragment>)}
           </div>
@@ -42,6 +43,15 @@ function TaskList({applyTaskId, setStudentInfoReset, current_user, showLoginDial
     },
   ]
 
+  function deleteItem(id){
+    if(cancelCount==2){
+      showNotification("您的取消报名次数已用光，请联系导师处理相关报名审核信息");
+    }else{
+      setDeleteTaskId(id);
+      setVisible(true);
+    }
+  }
+
   const customExpandIcon = (props) => {
     if (props.expanded) {
       return <a className='actionBox' style={{marginRight: 8 }} onClick={e => {
@@ -158,7 +168,7 @@ function TaskList({applyTaskId, setStudentInfoReset, current_user, showLoginDial
           columns={columns}
           dataSource={data}
           expandedRowRender={expandRow}
-          expandIconColumnIndex={4}
+          expandIconColumnIndex={5}
           expandIconAsCell={false}
           expandIcon={customExpandIcon}
           rowKey={'id'}
@@ -170,16 +180,17 @@ function TaskList({applyTaskId, setStudentInfoReset, current_user, showLoginDial
       <img src={bgPng} alt='' className='bgPng3'/>
       <img src={bgPng} alt='' className='bgPng4'/>
       <Modal
-        okText="确认删除"
+        okText="确认"
+        cancelText="再想想"
         okType='default'
-        title="删除"
+        title="取消申请"
         visible={visible}
         onCancel={()=>{setVisible(false)}}
         onOk={cancelApply}
         wrapClassName='cancelApplyTask'
       >
-        <div className='tilTask mt20'><span className='carefulIcon'>!</span>取消申请即删除本次报名记录，确定取消？</div>
-        <p className='tipTask'>此操作将永久删除该报名记录，请进行确认以防数据的丢失</p>
+        <div className='tilTask mt20'><span className='carefulIcon'>!</span>确定取消申请此课题？</div>
+        <p className='tipTask'>取消申请后将删除此条申请记录。你仅有<span className="tipTaskTime"> {2-cancelCount} </span>次取消申请的机会</p>
       </Modal>
     </div>
   )
diff --git a/src/glcc/project/taskList/index.scss b/src/glcc/project/taskList/index.scss
index 76937b79..058caf89 100644
--- a/src/glcc/project/taskList/index.scss
+++ b/src/glcc/project/taskList/index.scss
@@ -77,7 +77,11 @@ tr:hover .actionColumns .cancelApply{
   .tipTask{
     color:#666666;
     font-size:14px;
-    margin: 30px 0 30px 86px !important;
+    margin: 10px 0 10px 37px!important;
+  }
+  .tipTaskTime{
+    font-size: 36px;
+    color: #df0002;
   }
   .ant-modal-footer{
     border-top: none;
@@ -95,6 +99,9 @@ tr:hover .actionColumns .cancelApply{
           color: #df0002;}
       }
     }
+    .ant-btn-default{
+      margin-left:43px;
+    }
   }
 }
 .task.search{
diff --git a/src/glcc/student/index.jsx b/src/glcc/student/index.jsx
index 9ce9c817..83acdba4 100644
--- a/src/glcc/student/index.jsx
+++ b/src/glcc/student/index.jsx
@@ -1,5 +1,5 @@
 import React, { useCallback, useEffect, useState, Fragment } from 'react';
-import { Breadcrumb, Button, Form, Input, Select, Upload, Cascader, Spin } from 'antd';
+import { Breadcrumb, Button, Form, Input, Select, Upload, Cascader, Spin, Radio } from 'antd';
 import { getUploadActionUrl, getUrl, appendFileSizeToUploadFileAll } from 'educoder';
 import { locData } from '../../forge/Utils/locData';
 import { getStudentApplyInfo, taskList, studentApply, studentApplyEdit } from '../api';
@@ -119,12 +119,21 @@ function Apply(props) {
                 }]);
               }
 
-              initTaskList.push({
-                id: item.id,
-                memo: item.memo,
-                memoAttachmentId: item.memoAttachmentId,
-                taskId: item.taskId,
-              });
+              if(item.enrollFirst){
+                applyInfo.enrollFirst=i;
+              }
+
+              if(item.status==2){
+                item.status==2
+              }
+
+              initTaskList.push(item);
+              // initTaskList.push({
+              //   id: item.id,
+              //   memo: item.memo,
+              //   memoAttachmentId: item.memoAttachmentId,
+              //   taskId: item.taskId,
+              // });
             }
             setMyTaskList(initTaskList);
 
@@ -172,6 +181,15 @@ function Apply(props) {
     validateFieldsAndScroll((err, values) => {
       if (!err) {
         setLoading(true);
+        if (myTaskList.length === 2) {
+          if(values.enrollFirst==1){
+            myTaskList[1].enrollFirst = true;
+            myTaskList[0].enrollFirst = false;
+          }else{
+            myTaskList[1].enrollFirst = false;
+            myTaskList[0].enrollFirst = true;
+          }
+        }
         const params = {
           grade: values.grade,
           location: Array.isArray(values.location) && values.location.join(),
@@ -354,14 +372,14 @@ function Apply(props) {
             <Breadcrumb.Item><Link to="/glcc/subjects">课题及项目列表</Link></Breadcrumb.Item>
             <Breadcrumb.Item style={{ color: '#202D40' }}>学生报名</Breadcrumb.Item>
           </Breadcrumb>
-
           <div className="head_introduce">
             <h4 className="head_tit">申请说明：</h4>
             <div className="head_content">1、学生报名时间为<span className="head_bold">2022年5月26日-6月24日</span>，请在报名截止时间（北京时间<span className="head_bold">2022年6月24日24点</span>）前提交报名信息。</div>
             <div className="head_content">2、本次GLCC夏令营基于GitLink代码托管平台完成编程任务，若您没有平台账户，请先注册后完成课题申请</div>
             <div className="head_content">3、每位学员最多可申请2个课题，至多有且仅有1个课题可以入选</div>
-            <div className="head_content">4、建议在提交课题申请，与课题导师邮件沟通，详细了解课题描述、编码任务、技能要求&编程语言、预期产出结果等信息，以便您能够选择最适合的课题</div>
-            <div className="head_content">5、提交申请后，请耐心等待，我们会在2022年7月1日公布入围结果。如有任何问题，请添加开源夏令营QQ群进行咨询</div>
+            <div className="head_content">4、提交申请后，每位学员可实时修改自己的报名信息，但仅具有两次取消申请课题的机会，请谨慎选择课题或取消课题</div>
+            <div className="head_content">5、建议在提交课题申请，与课题导师邮件沟通，详细了解课题描述、编码任务、技能要求&编程语言、预期产出结果等信息，以便您能够选择最适合的课题</div>
+            <div className="head_content">6、提交申请后，请耐心等待，我们会在2022年7月1日公布入围结果。如有任何问题，请添加开源夏令营QQ群：210174286进行咨询</div>
           </div>
           <div className="main-tit">
             <img src={studentSvg} alt='' /><span className="tit-text">学生报名</span>
@@ -449,7 +467,14 @@ function Apply(props) {
                 myTaskList.map((item, i) => {
                   return (
                     <Fragment key={item.taskId + '' + i}>
-                      <h4 className="item-tit">课题信息（<span className="item-tit-num">{i + 1}</span>/2) {myTaskList.length > 1 && <span className="delete" onClick={() => { deleteTask(i) }}><i className="iconfont icon-shanchu mr5"></i>删除</span>}</h4>
+                      <h4 className="item-tit">课题信息（<span className="item-tit-num">{i + 1}</span>/2)
+                        {/* {myTaskList.length > 1 && <span className="delete" onClick={() => { deleteTask(i) }}><i className="iconfont icon-shanchu mr5"></i>删除</span>} */}
+                      </h4>
+                      {item.status == 1 && item.auditRemark && <div className="reject-reason">
+                        <div className="mb5"><i className="iconfont icon-shanchudiao"></i>欢迎您报名CCF GitLink开源编程夏令营，感谢您对GLCC项目及课题的关注和支持！本次您的报名信息未通过初审，原因如下：</div>
+                        <div className="mb5 ml20" dangerouslySetInnerHTML={{__html:item.auditRemark}}></div>
+                        <div className="mb5 ml20">希望您尽快修改并重新提交报名信息，我们将再次审核，万分感谢！</div>
+                      </div>}
                       {helper('课题名称',
                         '',
                         'taskId' + i,
@@ -458,8 +483,8 @@ function Apply(props) {
                           placeholder="请选择课题名称"
                           dropdownClassName="glcc_select"
                           showSearch
-                          disabled={editable ? false : true}
-                          className={editable ? "" : "disabledInput"}
+                          disabled
+                          className={"disabledInput"}
                           filterOption={(input, option) => option.props.children.toLowerCase().indexOf(input.toLowerCase()) > -1}
                           onBlur={() => { verify("taskId" + i) }}
                           onChange={(val) => { changeTaskItem("taskId", val, i) }}
@@ -508,7 +533,22 @@ function Apply(props) {
               }
 
               {
-                myTaskList.length < 2 && <Button className="add_task" type="primary" onClick={() => { addTask() }}>添加课题</Button>
+                // myTaskList.length < 2 && <Button className="add_task" type="primary" onClick={() => { addTask() }}>添加课题</Button>
+              }
+
+              {
+                myTaskList.length === 2 && <Form.Item className="priority"
+                  label={<Fragment>对您而言，哪个课题的优先级更高？<span className="note">注：优先级将决定您申请课题的入选顺序，若申请的2个课题同时通过审核，将以高优先级的课题作为入选标准</span></Fragment>}
+                >
+                  {getFieldDecorator("enrollFirst", {
+                    rules: [{ required: true, message: "请选择课题优先级" },]
+                  })(
+                    <Radio.Group >
+                      <Radio value={0}>课题一</Radio>
+                      <Radio value={1}>课题二</Radio>
+                    </Radio.Group>
+                  )}
+                </Form.Item>
               }
 
               <Form.Item className='subInfo introArea'>
diff --git a/src/glcc/student/index.scss b/src/glcc/student/index.scss
index 6472b01c..41fa70c0 100644
--- a/src/glcc/student/index.scss
+++ b/src/glcc/student/index.scss
@@ -155,7 +155,6 @@
       border: none;
       color: #202d40;
     }
-    
   }
   .ant-cascader-picker {
     background: none;
@@ -291,39 +290,87 @@
     padding: 9px 11px;
     line-height: 1.75;
   }
- 
+
+  .glcc_info_form .ant-row.ant-form-item.priority {
+    display: block;
+    width: 100%;
+    padding-top: 5px;
+    border-top: 1px dashed #bec5d5;
+    .ant-col {
+      width: 100%;
+    }
+    .ant-form-item-label {
+      text-align: left;
+    }
+    .note {
+      color: #ff3838;
+      font-size: 14px;
+    }
+
+    .ant-radio-checked::after {
+      border: 1px solid #466aff;
+    }
+    .ant-radio-checked .ant-radio-inner {
+      border-color: #466aff;
+    }
+    .ant-radio-inner::after {
+      background-color: #466aff;
+    }
+  }
 }
+.reject-reason {
+  width: 100%;
+  min-height: 45px;
+  line-height: 42px;
+  background-color: rgba(242, 216, 216, 0.63);
+  border: 1px solid #df4c4c;
+  color: #595e82;
+  font-size: 15px;
+  padding-left:22px;
+  margin-bottom: 30px;
+
+  .icon-shanchudiao{
+    position: relative;
+    top:1px;
+    color: #e21b1b;
+    margin-right: 5px;
+    font-weight: 600;
+  }
+}
+
 .glcc-banner {
   width: 100%;
 }
-.glcc_select,.ant-cascader-menus.glcc_cascader{
+.glcc_select,
+.ant-cascader-menus.glcc_cascader {
   background-image: linear-gradient(180deg, #eef3ff 0%, #ffffff 100%);
   border: 1px solid #fff;
   border-radius: 4px;
   box-shadow: 0px 0px 12px rgba(203, 220, 255, 0.47);
 
-  .ant-select-dropdown-menu-item{
-    &:hover{
+  .ant-select-dropdown-menu-item {
+    &:hover {
       background-color: #e9efff;
     }
   }
 }
-.glcc_select .ant-select-dropdown-menu-item-active:not(.ant-select-dropdown-menu-item-disabled){
+.glcc_select
+  .ant-select-dropdown-menu-item-active:not(.ant-select-dropdown-menu-item-disabled) {
   background: #e9efff;
 }
-.glcc_cascader{
-  .ant-cascader-menu{
+.glcc_cascader {
+  .ant-cascader-menu {
     width: 240px;
 
-    &::-webkit-scrollbar-track{
-      background-color: #E2E9FF;
+    &::-webkit-scrollbar-track {
+      background-color: #e2e9ff;
     }
 
-    &::-webkit-scrollbar-thumb{
-      background-color: #BCCCFF;
+    &::-webkit-scrollbar-thumb {
+      background-color: #bcccff;
     }
   }
-  .ant-cascader-menu:first-child{
+  .ant-cascader-menu:first-child {
     width: 250px;
   }
 }