diff --git a/app/views/student_work/index.html.erb b/app/views/student_work/index.html.erb
index 3783d67d3..0250a7eed 100644
--- a/app/views/student_work/index.html.erb
+++ b/app/views/student_work/index.html.erb
@@ -148,7 +148,7 @@
                       输出
                     </td>
                   </tr>
-                  <% homework.homework_tests.each do |test|%>
+                  <% @homework.homework_tests.each do |test|%>
                       <tr class="<%= cycle("", "b_grey") %>">
                         <td  class="td_tit">
                           <%=test.input%>