fix

src/modules/questions/views/EditPaper.vue

@@ -775,7 +775,7 @@
             name="answerFiles"
             type="file"
             value="上传答案文件"
-            accept=".xlsx"
+            accept="application/msexcel"
             webkitdirectory
           />
           <el-button
@@ -1726,6 +1726,7 @@ export default {
     },
     //关闭音频弹框
     closeAudioDialog() {
+      this.answerMessage = "";
       this.dialogRadioFile = this.uploadAudioLoading;
     },
     //返回