diff --git a/app/views/users/_user_homework_form.html.erb b/app/views/users/_user_homework_form.html.erb
index 99b9812cc..9457ae3ed 100644
--- a/app/views/users/_user_homework_form.html.erb
+++ b/app/views/users/_user_homework_form.html.erb
@@ -164,20 +164,20 @@
     <% unless edit_mode %>
         <input type="hidden" name="quotes" id="ref_homework_id" value=""/>
     <% end %>
-    <% if edit_mode %>
+    <%# if edit_mode %>
         <label class="fl c_grey f14" style="margin-top: 4px;">截止日期：</label>
-    <% end %>
+    <%# end %>
     <div class="calendar_div fl mr10">
-      <input  type="text" name="homework_common[end_time]" id="homework_end_time" placeholder="截止日期" class="InputBox fl W120 calendar_input" readonly="readonly" value="<%= homework.end_time%>"  >
+      <input  type="text" name="homework_common[end_time]" id="homework_end_time" class="InputBox fl W120 calendar_input" readonly="readonly" value="<%= homework.end_time%>"  >
       <% if homework.homework_detail_manual.comment_status.to_i < 2 %>
         <%= calendar_for('homework_end_time')%>
       <% end %>
     </div>
-    <% if edit_mode %>
+    <%# if edit_mode %>
         <label class="fl c_grey f14" style="margin-top: 4px;">发布日期(可选)：</label>
-    <% end %>
+    <%# end %>
     <div class="calendar_div fl">
-      <input  type="text" name="homework_common[publish_time]" id="homework_publish_time" placeholder="发布日期(可选)" class="InputBox fl W120 calendar_input" readonly="readonly" value="<%= homework.publish_time%>"  >
+      <input  type="text" name="homework_common[publish_time]" id="homework_publish_time" class="InputBox fl W120 calendar_input" readonly="readonly" value="<%= homework.publish_time%>"  >
       <% if homework.homework_detail_manual.comment_status.to_i == 0 %>
         <%= calendar_for('homework_publish_time')%>
       <% end %>