style:去掉表头竖线

src/modules/teach-tool/paper-manage/OperatePaper.jsx

@@ -2,7 +2,7 @@
  * @Author: yuananting
  * @Date: 2021-03-27 16:15:13
  * @LastEditors: wufan
- * @LastEditTime: 2021-05-30 16:26:25
+ * @LastEditTime: 2021-05-30 16:56:15
  * @Description: 助学工具-新建/复制/编辑试卷
  * @Copyrigh: © 2020 杭州杰竞科技有限公司 版权所有
  */
@@ -799,6 +799,7 @@ class OperatePaper extends Component {
                 dataSource={selectQuestionList}
                 pagination={false}
                 onChange={this.sortByQuestionType}
+                selections={false}
               />
             </ConfigProvider>
           </Form>