试卷答题-评阅页面，查看实训题会新开空白页

public/react/src/modules/courses/exercise/question/shixunAnswer.js

@@ -276,7 +276,7 @@ class shixunAnswer extends Component{
             }
             {
               item.operation ?
-              <a className={isAdmin ? "color-blue mt5 fr":"color-blue"} target="_blank" href='javascript:void(0)' onClick={()=>this.scrollToAnchor(`${questionType.question_id}${index+1}`)}>查看</a>
+              <a className={isAdmin ? "color-blue mt5 fr":"color-blue"} href='javascript:void(0)' onClick={()=>this.scrollToAnchor(`${questionType.question_id}${index+1}`)}>查看</a>
               :
               <span className={isAdmin ? "color-grey-9 mt5 fr":"color-grey-9"} >--</span>
             }