diff --git a/app/controllers/exercise_answers_controller.rb b/app/controllers/exercise_answers_controller.rb
index 81f117daf..fec26d674 100644
--- a/app/controllers/exercise_answers_controller.rb
+++ b/app/controllers/exercise_answers_controller.rb
@@ -1,7 +1,6 @@
 class ExerciseAnswersController < ApplicationController
   before_action :require_login
   before_action :get_exercise_question
-  before_action :commit_exercise_time
   include ExercisesHelper
 
   def create  #每一次答案的点击，请求一次，实训题不在这里回答
@@ -95,9 +94,11 @@ class ExerciseAnswersController < ApplicationController
 
   def get_exercise_question
     @exercise_question = ExerciseQuestion.find_by_id(params[:exercise_question_id])
-    @exercise = @exercise_question.exercise
+    @exercise = @exercise_question.exercise.includes(:exercise_users)
     @course = @exercise.course
-    @exercise_user = @exercise.exercise_users.exercise_commit_users(current_user.id).first #当前用户
+    @exercise_user = @exercise.exercise_users.find_by(user_id: current_user.id) #当前用户
+    @exercise_user_status = @exercise.get_exercise_status(current_user.id)
+
 
     if @exercise_question.blank?
       normal_status(-1,"试卷问题不存在！")
@@ -105,34 +106,15 @@ class ExerciseAnswersController < ApplicationController
       normal_status(-1,"试卷不存在！")
     elsif @course.blank?
       normal_status(-1,"该课堂不存在！")
-    elsif (@exercise_user.present? && @exercise_user.commit_status == 1) || (@exercise.end_time.present? && @exercise.end_time < Time.now)  #已提交答案的/时间已结束的试卷不允许再修改
+    elsif (@exercise_user.present? && @exercise_user&.commit_status == 1) || @exercise_user_status == 3   #已提交答案的/时间已结束的试卷不允许再修改
       normal_status(-1,"已提交/已结束的试卷不允许修改！")
     elsif @exercise.time > 0
-      user_start_at =  @exercise.exercise_users.exercise_commit_users(current_user.id).first.start_at
-      exercise_time = @exercise.time.to_i
+      user_start_at =  @exercise_user&.start_at
+      exercise_time = @exercise.time.to_i + 1  #
       if (user_start_at + exercise_time.minutes) < Time.now
         normal_status(-1,"限时试卷已结束！")
       end
-    end
-  end
 
-  def commit_exercise_time
-    @exercise_user_current = @exercise.exercise_users.exercise_commit_users(current_user.id).first  #查找当前用户是否有过答题
-    if @exercise.exercise_status == 3 || (@exercise.time > 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(-1,"考试时间已到，已交卷成功！")
     end
   end
 
diff --git a/app/controllers/poll_votes_controller.rb b/app/controllers/poll_votes_controller.rb
index a2f805a97..789d5748e 100644
--- a/app/controllers/poll_votes_controller.rb
+++ b/app/controllers/poll_votes_controller.rb
@@ -2,8 +2,7 @@ class PollVotesController < ApplicationController
   #在开始回答和提交问卷的时候，已经做了判断用户的身份权限
   before_action :require_login
   before_action :get_poll_question
-  before_action :check_answer_in_question,only: [:create]
-  before_action :check_multi_answers
+  before_action :check_answer_in_question
 
 
   def create  #每一次答案的点击，请求一次
@@ -124,7 +123,7 @@ class PollVotesController < ApplicationController
     if @poll_question.blank?
       normal_status(-1,"问卷试题不存在！")
     else
-      @poll = @poll_question.poll
+      @poll = @poll_question.poll.includes(:poll_users)
       @course = @poll.course
       if @poll.blank?
         normal_status(-1,"问卷不存在！")
@@ -132,20 +131,22 @@ class PollVotesController < ApplicationController
         normal_status(-1,"课堂不存在！")
       end
     end
-
   end
 
   def check_answer_in_question
-    poll_answer_ids = @poll_question.poll_answers.pluck(:id)
-    if @poll_question.question_type == 1   #单选题/多选题
-      unless (params[:poll_answer_id].present? && poll_answer_ids.include?(params[:poll_answer_id].to_i)) || (params[:poll_answer_id].blank? && params[:vote_text].present?)
-        normal_status(-1, "答案ID错误！")
-      end
-    end
-  end
+    # poll_answer_ids = @poll_question.poll_answers.pluck(:id)
+    # if @poll_question.question_type == 1   #单选题/多选题
+    #   unless (params[:poll_answer_id].present? && poll_answer_ids.include?(params[:poll_answer_id].to_i)) || (params[:poll_answer_id].blank? && params[:vote_text].present?)
+    #     normal_status(-1, "答案ID错误！")
+    #   end
+    # end
+    poll_user_status = @poll.get_poll_status(current_user.id)
+    poll_user = @poll.poll_users.find_by(user_id: current_user.id) #当前用户
 
-  def check_multi_answers
-    if @poll_question.question_type == 2
+    question_type = @poll_question&.question_type
+    if [1,2].include?(question_type) && params[:poll_answer_id].blank?
+      normal_status(-1,"答案ID错误!")
+    elsif question_type == 2
       user_vote_count = params[:poll_answer_id].size
       if @poll_question.max_choices.present?
         question_max_choices = @poll_question.max_choices
@@ -155,6 +156,9 @@ class PollVotesController < ApplicationController
       if question_max_choices > 0 && user_vote_count > question_max_choices
         normal_status(-1,"多选题答案超过最大限制！")
       end
+    elsif (poll_user.present? && poll_user&.commit_status) || poll_user_status == 3
+      normal_status(-1,"已提交/已结束的问卷不允许修改！")
     end
   end
+
 end