bug fix

src/modules/question/components/import-edit/MatchQuestion.vue

@@ -128,8 +128,8 @@ export default {
       return this.$refs.modalFormComp.validate();
     },
     getData() {
-      let data = { ...this.modalForm };
-      data.quesAnswer = JSON.stringify(data.quesAnswer || []);
+      let data = Object.assign({}, this.question, this.modalForm);
+      data.quesAnswer = JSON.stringify(this.modalForm.quesAnswer);
       return data;
     },
     activeQuestion() {