diff --git a/src/components/Course/exam.vue b/src/components/Course/exam.vue
index d4b4d7b7..f5a98de8 100644
--- a/src/components/Course/exam.vue
+++ b/src/components/Course/exam.vue
@@ -72,7 +72,7 @@
             </div>
             <div style="text-align: center; margin-bottom: 15px">
               <el-button :disabled="curIndex==0" type="primary" @click="prevSub()">上一题</el-button>
-              <el-button type="success" icon="el-icon-check" @click="debouncedPresent">提 交</el-button>
+              <el-button type="success" icon="el-icon-check" :disabled="!thisTrue" @click="present()">提 交</el-button>
               <el-button :disabled="curIndex>=(total-1)" type="primary" @click="nextSub()">下一题</el-button>
             </div>
         </div>
@@ -156,6 +156,7 @@ export default {
   },
   data() {
     return {
+      thisTrue: true,
       viewTest:[],
       imageBaseUrl:process.env.VUE_APP_FILE_BASE_URL,
       correctJudgment:correctJudgment,
@@ -538,8 +539,9 @@ export default {
       var dateDiff = now.getTime() - this.startTime.getTime();//时间差的毫秒数
       var minutes=Math.floor(dateDiff/(1000))//计算相差秒数，分钟记录的太大，经常为0
       postData.testDuration=minutes;
-
+      this.thisTrue = false
       apiStudy.saveExam(postData).then(res=>{
+        this.thisTrue = true
          if(res.status == 200) {
             this.records.push(res.result);
             this.content.status=9;//表已学习完，判断上级的章是否已完成
@@ -599,9 +601,9 @@ export default {
 
     },
   },
-  created() {
-    this.debouncedPresent = this.debounce(this.present, 500);
-  },
+  // created() {
+  //   this.debouncedPresent = this.debounce(this.present, 500);
+  // },
 }
 </script>