智能识别拼音问题

src/views/exercise_questions/data/chinese.js

@@ -2,7 +2,7 @@ import { stemTypeList, scoreTypeList, questionNumberTypeList, switchOption, font
 import { getRandomNumber } from '@/utils/index';
 import { GetStaticResources } from '@/api/app';
 import { addTone } from '@/views/exercise_questions/data/common';
-let res_arr = [];
+let res_arr;
 
 export function getOption(content = '') {
   return {
@@ -73,6 +73,7 @@ function handleReplaceTone(value, mark, matically_pinyin_obj) {
 export function handleItemPinyin(content, mark, matically_pinyin_obj) {
   let content_arr = content.trim().split(' ');
   matically_pinyin_obj[mark] = [];
+  res_arr = [];
   content_arr.forEach((items) => {
     let items_trim = items.trim();
     if (items_trim) {