diff --git a/lib/tasks/delete_evalution.rake b/lib/tasks/delete_evalution.rake
deleted file mode 100644
index 94075ae00..000000000
--- a/lib/tasks/delete_evalution.rake
+++ /dev/null
@@ -1,21 +0,0 @@
-namespace :delete_evalution do
-  desc "delete evaluation"
-  task :delete => :environment do
-    homework = HomeworkCommon.where("id = 844").first
-    homework_detail_manual = homework.homework_detail_manual
-    homework_detail_manual.update_column('comment_status', 3)
-    student_work_score = StudentWorksScore.where("student_work_id = 28088 and user_id = 9263").first
-    student_work_score.destroy
-    student_work_9203 = StudentWork.where("id = 28088").first
-    student_work_9263 = StudentWork.where("homework_common_id = 844 and user_id = 9263").first
-    student_work_9203.update_column("student_score",91)
-    student_work_9203.update_column("final_score",91)
-    student_work_9263.update_column("absence_penalty",student_work_9263.absence_penalty+homework_detail_manual.absence_penalty)
-    work_ids = "(" + homework.student_works.map(&:id).join(",") + ")"
-    homework.student_works.each do |student_work|
-      absence_penalty_count = student_work.user.student_works_evaluation_distributions.where("student_work_id IN #{work_ids}").count - student_work.user.student_works_scores.where("student_work_id IN #{work_ids}").count
-      student_work.absence_penalty = absence_penalty_count > 0 ? absence_penalty_count * homework_detail_manual.absence_penalty : 0
-      student_work.save
-    end
-  end
-end
\ No newline at end of file
diff --git a/lib/tasks/homework_evaluation.rake b/lib/tasks/homework_evaluation.rake
index 456de479b..84082eb9b 100644
--- a/lib/tasks/homework_evaluation.rake
+++ b/lib/tasks/homework_evaluation.rake
@@ -52,7 +52,7 @@ namespace :homework_evaluation do
 
   #自动关闭匿评的任务
   task :end_evaluation => :environment do
-    homework_detail_manuals = HomeworkDetailManual.where("evaluation_end <= '#{Date.today}'")
+    homework_detail_manuals = HomeworkDetailManual.where("evaluation_end = '#{Date.today}'")
     homework_detail_manuals.each do |homework_detail_manual|
       homework_common = homework_detail_manual.homework_common
       if homework_common.anonymous_comment == 0 && homework_detail_manual.comment_status == 2 #开启匿评状态才可关闭匿评
@@ -65,12 +65,12 @@ namespace :homework_evaluation do
         end
         homework_detail_manual.update_column('comment_status', 3)
         # 匿评关闭消息通知 给所有人发
-        #course = homework_common.course
-        #course.members.each do |m|
-        #  homework_common.course_messages << CourseMessage.new(:user_id => m.user_id, :course_id => course.id, :viewed => false, :status => 3)
-        #end
+        course = homework_common.course
+        course.members.each do |m|
+          homework_common.course_messages << CourseMessage.new(:user_id => m.user_id, :course_id => course.id, :viewed => false, :status => 3)
+        end
         # 邮件通知
-        #Mailer.send_mail_anonymous_comment_close(homework_common).deliver
+        Mailer.send_mail_anonymous_comment_close(homework_common).deliver
       end
     end
   end
diff --git a/lib/tasks/homework_publishtime.rake b/lib/tasks/homework_publishtime.rake
index 8e231fafd..5eaeb37cb 100644
--- a/lib/tasks/homework_publishtime.rake
+++ b/lib/tasks/homework_publishtime.rake
@@ -22,7 +22,7 @@ namespace :homework_publishtime do
   end
 
   task :end => :environment do
-    homework_commons = HomeworkCommon.where("end_time < '#{Date.today}'")
+    homework_commons = HomeworkCommon.where("end_time = '#{Date.today}'")
     homework_commons.each do |homework|
       if homework.anonymous_comment == 1
         homework_detail_manual = homework.homework_detail_manual