diff --git a/app/controllers/homework_common_controller.rb b/app/controllers/homework_common_controller.rb
index 4b655cf31..3fbd7940e 100644
--- a/app/controllers/homework_common_controller.rb
+++ b/app/controllers/homework_common_controller.rb
@@ -40,9 +40,9 @@ class HomeworkCommonController < ApplicationController
     #   @homework_detail_programing = HomeworkDetailPrograming.new
     #   @homework.homework_detail_programing = @homework_detail_programing
     # end
-    # respond_to do |format|
-    #   format.html
-    # end
+    respond_to do |format|
+      format.html
+    end
   end
 
   #新建作业下一步