diff --git a/app/views/student_work/_add_score.html.erb b/app/views/student_work/_add_score.html.erb
index 3229ddbda..40779c9f3 100644
--- a/app/views/student_work/_add_score.html.erb
+++ b/app/views/student_work/_add_score.html.erb
@@ -12,7 +12,7 @@
       <span id="score_notice_span_<%= work.id%>" class="ml5 c_red" style="display: none;">未评分</span>
       <div class="cl"></div></li>
       <% if @is_teacher && work.homework_common.homework_type == 3 && !is_member_work %>
-        <label class="ml30"><input type="checkbox" class="mb10" name="same_score" id="same_score_<%= work.id%>" value="1"/>&nbsp;&nbsp;组员同评（同时给每个组员相同的得分）</label>
+        <label class="ml30"><input type="checkbox" class="mb10" name="same_score" checked id="same_score_<%= work.id%>" value="1"/>&nbsp;&nbsp;组员同评（同时给每个组员相同的得分）</label>
       <% end %>
     <li >
       <% if @is_teacher%> <!-- 老师才可以上传批阅结果 -->