diff --git a/pages/study/exam.vue b/pages/study/exam.vue
index 19f5f8d..7312f52 100644
--- a/pages/study/exam.vue
+++ b/pages/study/exam.vue
@@ -214,8 +214,14 @@
 						}
 						let allRight = true;
 						item.options.forEach(it =>{
-							if(it.answer && item.userAnswer.indexOf(it.id)==-1) {
+							if(it.answer){ //正确答案
+							  if(item.userAnswer.indexOf(it.id)==-1){
 								allRight=false;
+							  }
+							}else{
+							  if(item.userAnswer.indexOf(it.id)>-1){
+								allRight=false;
+							  }
 							}
 						});
 						if(allRight){