diff --git a/app/views/courses/settings/_add_teachers.html.erb b/app/views/courses/settings/_add_teachers.html.erb
index b0423a34f..a65b43288 100644
--- a/app/views/courses/settings/_add_teachers.html.erb
+++ b/app/views/courses/settings/_add_teachers.html.erb
@@ -1,5 +1,5 @@
 <!-------------------添加教师\助教--------------------------->
-<div class="task-popup newteacher" style="width:600px;">
+<div class="task-popup newteacher" style="width:688px;">
   <div class="task-popup-title clearfix task-popup-bggrey">
     <h3 class="fl ">添加教师/助教</h3>
     <a href="javascript:void(0);" class="pop_close"><i class="fa fa-times-circle font-18 link-color-grey fr mt5"></i></a>
@@ -7,8 +7,8 @@
   <div class="task_popup_con">
     <div class="newupload_conbox clearfix">
       <%= form_tag  url_for(course_memberships_path(@course)), :remote => true, :method => :post, :id => 'add_teacher_form' do |f| %>
-      <div class="left fl" style="width:415px;">
-        <div class="mb10 edu-position" style="width:400px;">
+      <div class="left fl" style="width:535px;">
+        <div class="mb10 edu-position" style="width:520px;">
           <input type="hidden" value="<%= @course.id %>" id="course_search_not_teacher_id">
           <input class="task-form-100 task-height-40 panel-box-sizing" id="search_not_teacher" placeholder="输入用户的真实姓名进行搜索" type="text">
           <a href="javascript:void(0);" class="edu-btn-search font-16 color-grey mt5"><i class="fa fa-search"></i></a>
@@ -19,7 +19,7 @@
           <a href="javascript:void(0);" class="edu-btn-search font-16 color-grey mt5"><i class="fa fa-search"></i></a>
         </div>
         <div class="clearfix mb15">
-          <ul class="upload_select_box fl" style="overflow-y:auto;width:380px;" id="search_not_teachers_list">
+          <ul class="upload_select_box fl" style="overflow-y:auto;width:500px;" id="search_not_teachers_list">
             <%#= render :partial => 'courses/settings/search_not_teachers_list' %>
           </ul>
         </div>
diff --git a/app/views/courses/settings/_search_not_teachers_list.html.erb b/app/views/courses/settings/_search_not_teachers_list.html.erb
index 4c69f8452..37b338828 100644
--- a/app/views/courses/settings/_search_not_teachers_list.html.erb
+++ b/app/views/courses/settings/_search_not_teachers_list.html.erb
@@ -1,4 +1,12 @@
 <% unless @users.empty? %>
+    <p>
+      <input id="add_student" type="checkbox" class="fl mt7 mr5 magic-checkbox" name="membership[user_ids][]" value="">
+      <label for="add_student">
+        <span class="span1 edu-name-dark edu-txt-w140 task-hide font-bd" style="text-align: center">姓名</span>
+        <span class="span2 ml10 edu-txt-w140 task-hide font-bd" style="text-align: center">学号</span>
+        <span class="span3 ml10 edu-txt-w140 task-hide font-bd" style="text-align: center">用户ID</span>
+      </label>
+    </p>
     <% @users.each do |user| %>
         <% if user && user.user_extensions %>
         <li class="clearfix">
@@ -6,9 +14,9 @@
           <!--<i class="fa fa-check-square-o color-blue blue fl" style="display:none;" aria-hidden="true"></i>-->
           <input id="choose_course_teacher_<%= user.id %>" type="checkbox" class="fl mt7 mr5 magic-checkbox" style="top:0px" name="membership[user_ids][]" value="<%= user.id %>">
           <label for="choose_course_teacher_<%= user.id %>" style="top:0px">
-          <a href="<%= user_path(user) %>" target="_blank" class="task-hide fl span1 edu-txt-w100"><%= user.show_real_name %>(<%= user.login %>)</a>
-          <span class="fl color-grey span2 ml10"><%= user.identity %></span>
-          <span class="span3 fl ml10 edu-txt-w140 task-hide" style="width: 189px"><%= user.user_extensions.school ? user.user_extensions.school.name : "" %></span>
+          <a href="<%= user_path(user) %>" target="_blank" class="task-hide fl span1 edu-txt-w140"><%= user.show_real_name %>(<%= user.login %>)</a>
+          <span class="span2 ml10 edu-txt-w140 task-hide" style="text-align: center"><%= user.identity %></span>
+          <span class="span3 ml10 edu-txt-w140 task-hide" style="text-align: center"><%= user.user_extensions.school ? user.user_extensions.school.name : "" %></span>
           </label>
         </li>
         <% end %>