diff --git a/app/controllers/student_work_controller.rb b/app/controllers/student_work_controller.rb
index 3d87b007d..6ea8baa29 100644
--- a/app/controllers/student_work_controller.rb
+++ b/app/controllers/student_work_controller.rb
@@ -775,23 +775,27 @@ class StudentWorkController < ApplicationController
   end
 
   def retry_work
-    if @work.destroy
-      if @homework.homework_type == 3 &&  @homework.homework_detail_group.base_on_project == 1
-        pros = @work.student_work_projects.where("is_leader = 0")
-        pros.each do |pro|
-          pro.destroy
-        end
-        project = @work.student_work_projects.where("is_leader = 1").first
-        project.update_attributes(:student_work_id => nil)
-      elsif @homework.homework_type == 3 &&  @homework.homework_detail_group.base_on_project == 0
-        @work.student_work_projects.each do |pro2|
-          pro2.destroy
+    if @homework.homework_type == 3
+      if @work.destroy
+        if @homework.homework_detail_group.base_on_project == 1
+          pros = @work.student_work_projects.where("is_leader = 0")
+          pros.each do |pro|
+            pro.destroy
+          end
+          project = @work.student_work_projects.where("is_leader = 1").first
+          project.update_attributes(:student_work_id => nil)
+        elsif @homework.homework_detail_group.base_on_project == 0
+          @work.student_work_projects.each do |pro2|
+            pro2.destroy
+          end
         end
       end
-      @student_work = StudentWork.new
-      respond_to do |format|
-        format.js
-      end
+    elsif @homework.homework_type == 1
+      @work.update_attributes(:work_status => 0, :name => "#{@homework.name}的作品提交", :description => nil, :late_penalty => 0)
+    end
+    @student_work = StudentWork.new
+    respond_to do |format|
+      format.js
     end
   end
 
diff --git a/app/models/student_work.rb b/app/models/student_work.rb
index 3fcc9fb8a..3ba3ee2b2 100644
--- a/app/models/student_work.rb
+++ b/app/models/student_work.rb
@@ -1,6 +1,6 @@
 #学生提交作品表
 class StudentWork < ActiveRecord::Base
-  attr_accessible :name, :description, :homework_common_id, :user_id, :final_score, :teacher_score, :student_score, :teaching_asistant_score, :project_id, :is_test, :simi_id, :simi_value
+  attr_accessible :name, :description, :homework_common_id, :user_id, :final_score, :teacher_score, :student_score, :teaching_asistant_score, :project_id, :is_test, :simi_id, :simi_value, :work_status
 
   belongs_to :homework_common
   belongs_to :user