diff --git a/app/controllers/exercise_questions_controller.rb b/app/controllers/exercise_questions_controller.rb
index 9eeba6adc..aacef6bc7 100644
--- a/app/controllers/exercise_questions_controller.rb
+++ b/app/controllers/exercise_questions_controller.rb
@@ -619,7 +619,7 @@ class ExerciseQuestionsController < ApplicationController
                 :status => 0
             }
             ExerciseShixunAnswer.create(ex_shixun_option)
-            new_obj_score = @c_score
+            new_obj_score = ex_obj_score + @c_score
           end
           total_scores = new_obj_score + ex_subj_score
           if total_scores < 0.0