diff --git a/app/controllers/exercises_controller.rb b/app/controllers/exercises_controller.rb
index e6f9876bc..49dd7edb9 100644
--- a/app/controllers/exercises_controller.rb
+++ b/app/controllers/exercises_controller.rb
@@ -477,10 +477,8 @@ class ExercisesController < ApplicationController
             params_end_time = params[:end_time].to_time
           end
 
-          if exercise_status == 2 && @exercise.publish_time != params_publish_time
-            normal_status(-1,"已发布，不允许修改发布时间")
-          elsif exercise_status == 3 && (@exercise.end_time != params_end_time || @exercise.publish_time != params_publish_time)
-            normal_status(-1,"已截止，不允许修改时间")
+          if (exercise_status != 1) && (@exercise.publish_time != params_publish_time)
+            normal_status(-1,"已发布/已截止,不允许修改发布时间")
           elsif params_publish_time.present? && params_end_time.present? && params_end_time < params_publish_time
             normal_status(-1,"截止时间不能小于发布时间")
           else
@@ -523,12 +521,7 @@ class ExercisesController < ApplicationController
             end
             # exercise_end_time = t[:end_time].present? ? t[:end_time].to_time : nil
             exercise_group = exercise_groups.find_in_exercise_group("course_group_id",course_id)  #判断该分班是否存在
-            if exercise_group.present? && exercise_group.first.end_time <= Time.now &&
-                (exercise_end_time != exercise_group.first.end_time || exercise_publish_time != exercise_group.first.publish_time)  #已截止且时间改变的，则提示错误
-              error_count += 1
-            end
-            if exercise_group.present? && exercise_group.first.publish_time <
-                Time.now && exercise_publish_time != exercise_group.first.publish_time
+            if exercise_group.present? && (exercise_group.first.publish_time < Time.now) && (exercise_publish_time != exercise_group.first.publish_time)
               error_count += 1
             end
             if error_count == 0
@@ -1639,36 +1632,9 @@ class ExercisesController < ApplicationController
     @answer_committed_user = @exercise.exercise_users.exercise_commit_users(current_user.id)&.first
     if @answer_committed_user.blank?
       normal_status(404,"答题用户不存在")
-    # elsif @exercise.get_exercise_status(current_user.id) == 2 && @answer_committed_user.commit_status == 1  #当试卷截止时，会自动提交
-    #   normal_status(-1,"提交错误,试卷用户已提交！")
     end
   end
 
-  # def commit_user_exercise
-  #   @exercise_user_current = @exercise.exercise_users.exercise_commit_users(@exercise_current_user_id)&.first  #查找当前用户是否有过答题
-  #   if @user_course_identity == Course::STUDENT
-  #     if @exercise_user_current.present?
-  #       if @exercise.time > 0 && @exercise_user_current.start_at.present?  && (@exercise_user_current.commit_status == 0) &&
-  #           ((@exercise_user_current.start_at + (@exercise.time.to_i + 1).minutes) < Time.now)
-  #         #当前用户存在，且已回答，且试卷时间已过，且未提交，则自动提交。最好是前端控制
-  #         objective_score = calculate_student_score(@exercise,current_user)[:total_score]
-  #         subjective_score = @exercise_user_current.subjective_score < 0.0 ? 0.0 : @exercise_user_current.subjective_score
-  #         total_score = objective_score + subjective_score
-  #         commit_option = {
-  #             :status => 1,
-  #             :commit_status => 1,
-  #             :end_at => Time.now,
-  #             :objective_score => objective_score,
-  #             :score => total_score,
-  #             :subjective_score => subjective_score
-  #         }
-  #         @exercise_user_current.update_attributes(commit_option)
-  #         normal_status(0,"已交卷成功！")
-  #       end
-  #     end
-  #   end
-  # end
-
   #打回重做时的初步判断
   def check_exercise_status
     @exercise_users = @exercise.all_exercise_users(current_user.id).commit_exercise_by_status(1) #当前教师所在分班的全部已提交的学生数
diff --git a/app/controllers/polls_controller.rb b/app/controllers/polls_controller.rb
index 57bbc9769..64827b375 100644
--- a/app/controllers/polls_controller.rb
+++ b/app/controllers/polls_controller.rb
@@ -1282,8 +1282,6 @@ class PollsController < ApplicationController
       else
         normal_status(-1,"请选择分班！")
       end
-    # elsif (@poll.poll_status != 1) && (params[:publish_time].to_time != @poll.publish_time) && (@user_course_identity > Course::CREATOR)
-    #   normal_status(-1,"已发布/已截止的不能修发布时间！")    #课堂管理员和超级管理员才有权限
     end
   end