取消作业列表的编辑按钮

app/views/users/_user_homework_list.html.erb

@@ -35,8 +35,8 @@
             <%= render :partial => 'student_work/work_attachments', :locals => {:attachments => homework_common.attachments} %>
             <div class="cl"></div>
           </div>
-          <% if is_teacher%>
+          <%# if is_teacher%>
-          <%# if false%>
+          <% if false%>
               <div class="homepagePostSetting">
                 <ul>
                   <li class="homepagePostSettingIcon">