diff --git a/app/controllers/student_work_controller.rb b/app/controllers/student_work_controller.rb
index e695a6fb0..568357b3c 100644
--- a/app/controllers/student_work_controller.rb
+++ b/app/controllers/student_work_controller.rb
@@ -251,7 +251,7 @@ class StudentWorkController < ApplicationController
       work_ids = "(" + @homework.student_works.map(&:id).join(",") + ")"
       @stundet_works = StudentWork.find_by_sql("SELECT *,(all_count - has_count) AS absence FROM(
       SELECT * ,
-        (SELECT COUNT(*) FROM `student_works_evaluation_distributions` WHERE user_id = student_works.user_id AND student_work_id IN #{work_ids}) AS all_count,
+        (SELECT evaluation_num FROM homework_detail_manuals WHERE  homework_detail_manuals.homework_common_id = #{@homework.id}) AS all_count,
         (SELECT COUNT(*) FROM `student_works_scores` WHERE user_id = student_works.user_id AND student_work_id IN #{work_ids}) AS has_count
       FROM `student_works`
       WHERE homework_common_id = #{@homework.id}
diff --git a/app/views/student_work/index.html.erb b/app/views/student_work/index.html.erb
index e0d1f8bad..2d26601d1 100644
--- a/app/views/student_work/index.html.erb
+++ b/app/views/student_work/index.html.erb
@@ -50,7 +50,7 @@
       <% if @show_all%>
         <input  type="text" value="<%= @name%>" placeholder="昵称、学号、姓名搜索" class="min_search ml10 fl" onkeypress="SearchByName($(this),'<%= student_work_index_path(:homework => @homework.id)%>',event);">
         <a class="student_work_search fl" onclick="SearchByName_1($(this).prev(),'<%= student_work_index_path(:homework => @homework.id)%>');" href="javascript:void(0)">搜索</a>
-        <%= link_to "缺评情况",student_work_absence_penalty_student_work_index_path(:homework => @homework.id), :class => "student_work_search fl", :target => "_blank" if @is_teacher && @homework.homework_type == 1 && @homework.homework_detail_manual.comment_status != 1 %>
+        <%= link_to("缺评情况",student_work_absence_penalty_student_work_index_path(:homework => @homework.id), :class => "student_work_search fl", :target => "_blank") if((@is_teacher || User.current.admin?) && @homework.homework_type == 1) %>
       <% end%>
       <% if @is_teacher%>
           <div class="fr">