diff --git a/app/controllers/games_controller.rb b/app/controllers/games_controller.rb
index 56c1d9347..ea09b9003 100644
--- a/app/controllers/games_controller.rb
+++ b/app/controllers/games_controller.rb
@@ -221,12 +221,12 @@ class GamesController < ApplicationController
     @result = challenge.st == 0 ? challenge.try(:answer) : challenge.choose_answer
   end
 
-  # 获取答案
+  # 获取实践题答案
   # GET: /tasks/:identifier/get_answer_info
   # 0 直接查看答案, 1 查看答案弹框, 2 答案详情弹框
   def get_answer_info
-    challenge = @game.challenge
-    @challenge_answers  = challenge.challenge_answers
+    @challenge = @game.challenge
+    @challenge_answers = @challenge.challenge_answers
     # 平台已认证的老师需要控制
     @power = (@identity < User::EDU_GAME_MANAGER)
     if !@power
@@ -243,16 +243,29 @@ class GamesController < ApplicationController
         end
       end
     end
+  end
 
+  # 获取选择题答案
+  def get_choose_answer
+    @challenge = @game.challenge
+    tip_exception("本接口只能获取选择题答案") if @challenge.st != 1
+    @power = (@identity < User::EDU_GAME_MANAGER)
+    # 如果没权限，也没看过答案，则需要解锁
+    if @game.answer_open == 0 && !@power
+      tip_exception(1, @challenge.choose_score)
+    else
+      @challenge_chooses = @challenge.challenge_chooses
+    end
   end
 
-  # 解锁答案
+  # 解锁实践题答案
   # GET: /tasks/:identifier/get_answer_info?answer_id=?
   def unlock_answer
+    @challenge = @game.challenge
     @answer = ChallengeAnswer.find(params[:answer_id])
     challenge = @answer.challenge
     # 解锁需要本层级的答案是否需要扣分
-    points = challenge.challenge_answers.where(level: @game.answer_open+1..@answer.level).sum(:score)
+    points = challenge.challenge_answers.where(level: @game.answer_open + 1..@answer.level).sum(:score)
     deduct_score = ((points / 100.0) * challenge.score).to_i
     uid_logger("############金币数目: #{current_user.grade}")
     unless current_user.grade.to_i - deduct_score > 0
@@ -263,15 +276,16 @@ class GamesController < ApplicationController
       begin
         # 积分消耗情况记录
         score = challenge.st.zero? ? -deduct_score : -challenge.choose_score.to_i
-        RewardGradeService.call(current_user, container_id: @answer.id, container_type: 'Answer', score: score)
+        RewardGradeService.call(current_user, container_id: @game.id, container_type: 'Answer', score: score)
 
         # 通关查看答案 不扣 得分
+        answer_open = @challenge.st == 1 ? 1 : @answer.level
         if @game.status == 2
-          @game.update_attributes!(:answer_open => @answer.level)
+          @game.update_attributes!(:answer_open =>answer_open)
         else
           # 扣除总分计算
           answer_deduction = challenge.challenge_answers.where("level <= #{@answer.level}").sum(:score)
-          @game.update_attributes!(:answer_open => @answer.level, :answer_deduction => answer_deduction)
+          @game.update_attributes!(:answer_open => answer_open, :answer_deduction => answer_deduction)
         end
 
       rescue Exception => e
@@ -279,7 +293,32 @@ class GamesController < ApplicationController
         raise ActiveRecord::Rollback
       end
     end
+  end
 
+  # 解锁选择题答案
+  def unlock_choose_answer
+    @challenge = @game.challenge
+    score = @challenge.choose_score
+    unless current_user.grade.to_i - score > 0
+      tip_exception("您没有足够的金币")
+    end
+    ActiveRecord::Base.transaction do
+      begin
+        # 积分消耗情况记录
+        RewardGradeService.call(current_user, container_id: @game.id, container_type: 'Answer', score: -score)
+        # 通关查看答案 不扣 得分
+        if @game.status == 2
+          @game.update_attributes!(:answer_open => 1)
+        else
+          # 扣除总分计算
+          @game.update_attributes!(:answer_open => 1, :answer_deduction => 100)
+        end
+        @challenge_answers = @challenge.challenge_chooses
+      rescue Exception => e
+        uid_logger_error("#######金币扣除异常: #{e.message}")
+        raise ActiveRecord::Rollback
+      end
+    end
   end
 
   # 查看答案需要扣取金币
diff --git a/app/controllers/polls_controller.rb b/app/controllers/polls_controller.rb
index ee2b061ba..57bbc9769 100644
--- a/app/controllers/polls_controller.rb
+++ b/app/controllers/polls_controller.rb
@@ -1302,7 +1302,7 @@ class PollsController < ApplicationController
     sub_commit = []
     user_commit = []
     poll_users_info = %w(序号)
-    poll_ques_titles = poll_questions.pluck(:question_title).map {|k| k.strip if k.present?}
+    poll_ques_titles = poll_questions.pluck(:question_title).map {|k| ActionController::Base.helpers.strip_tags(k) if k.present?}
     poll_un_anony = poll.un_anonymous
     if poll_un_anony   #是否匿名，默认为false
       user_info = %w(登陆名 真实姓名 邮箱 学号)
diff --git a/app/views/games/get_answer_info.json.jbuilder b/app/views/games/get_answer_info.json.jbuilder
index 7620a991a..0f150d500 100644
--- a/app/views/games/get_answer_info.json.jbuilder
+++ b/app/views/games/get_answer_info.json.jbuilder
@@ -1,5 +1,6 @@
 index = 0
 json.status 3
+# st: 0 实践题 1 选择题
 json.message do
   json.array! @challenge_answers do |answer|
     index += 1
@@ -13,3 +14,5 @@ json.message do
   end
 end
 
+
+
diff --git a/app/views/games/get_choose_answer.json.jbuilder b/app/views/games/get_choose_answer.json.jbuilder
new file mode 100644
index 000000000..15586de13
--- /dev/null
+++ b/app/views/games/get_choose_answer.json.jbuilder
@@ -0,0 +1,6 @@
+json.choose_answers do
+  json.array! @challenge_chooses do |choose|
+    json.position choose.position
+    json.answer choose.answer.blank? ? choose.standard_answer : choose.answer
+  end
+end
diff --git a/app/views/games/unlock_answer.json.jbuilder b/app/views/games/unlock_answer.json.jbuilder
index 71018c7be..322536c2b 100644
--- a/app/views/games/unlock_answer.json.jbuilder
+++ b/app/views/games/unlock_answer.json.jbuilder
@@ -1 +1 @@
-json.contents @answer.contents
\ No newline at end of file
+json.contents @answer.contents
diff --git a/app/views/games/unlock_choose_answer.json.jbuilder b/app/views/games/unlock_choose_answer.json.jbuilder
new file mode 100644
index 000000000..15586de13
--- /dev/null
+++ b/app/views/games/unlock_choose_answer.json.jbuilder
@@ -0,0 +1,6 @@
+json.choose_answers do
+  json.array! @challenge_chooses do |choose|
+    json.position choose.position
+    json.answer choose.answer.blank? ? choose.standard_answer : choose.answer
+  end
+end
diff --git a/app/views/graduation_topics/export.xlsx.axlsx b/app/views/graduation_topics/export.xlsx.axlsx
index ff5b58b11..2da608f6a 100644
--- a/app/views/graduation_topics/export.xlsx.axlsx
+++ b/app/views/graduation_topics/export.xlsx.axlsx
@@ -1,5 +1,5 @@
 wb = xlsx_package.workbook
-wb.use_autowidth = false
+# wb.use_autowidth = false
 wb.use_shared_strings = true
 
 wb.styles do |s|
@@ -9,13 +9,13 @@ wb.styles do |s|
   bg_cc = s.add_style :bg_color=> "CCC1DA",:border => { :style => :thick, :color =>"000000" },:alignment => {wrap_text: true,:horizontal => :center,:vertical => :center }
   bg_ff = s.add_style :bg_color=> "FFC000",:border => { :style => :thick, :color =>"000000" },:alignment => {wrap_text: true,:horizontal => :center,:vertical => :center }
   bg_bb = s.add_style :bg_color=> "9BBB59",:border => { :style => :thick, :color =>"000000" },:alignment => {wrap_text: true,:horizontal => :center,:vertical => :center }
-  bg_cell = s.add_style :bg_color => "FAEBDC", :sz => 10,:height => 20,:b => true, :border => { :style => :thin, :color =>"000000" },:alignment => {wrap_text: true,:horizontal => :center,:vertical => :center }
+  bg_cell = s.add_style :bg_color => "FAEBDC", :sz => 10,:b => true, :border => { :style => :thin, :color =>"000000" },:alignment => {wrap_text: true,:horizontal => :center,:vertical => :center }
 
   wb.add_worksheet(:name => "毕设选题情况汇总") do |sheet|
     sheet.sheet_view.show_grid_lines = false
     sheet_title = table_columns
     sheet_title_c = sheet_title.count
-    sheet.add_row sheet_title, :style => bg_cell,:height => 15
+    sheet.add_row sheet_title,:height => 32, :style => bg_cell
     sheet["J1:L1"].each { |c| c.style = bg_db }
     sheet["M1:O1"].each { |c| c.style = bg_cc }
     sheet["P1:Q1"].each { |c| c.style = bg_d2 }
@@ -23,10 +23,10 @@ wb.styles do |s|
     sheet["U1:W1"].each { |c| c.style = bg_bb }
     if topic_users.count > 0
       topic_users.each do |user|
-        sheet.add_row user, :style => sz_all
+        sheet.add_row user,:height => 18, :style => sz_all
       end  #each_widh_index
     else
-      sheet.add_row ["--"]*sheet_title_c
+      sheet.add_row ["--"]*sheet_title_c,:height => 18
     end
 
     sheet.column_widths *([15]*sheet.column_info.count)
diff --git a/config/routes.rb b/config/routes.rb
index e09808f6c..cf5bad608 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -124,6 +124,8 @@ Rails.application.routes.draw do
         get :get_answer_info
         get :unlock_answer
         get :check_test_sets
+        get :unlock_choose_answer
+        get :get_choose_answer
 
       end
       collection do