第二卷笔试部分（共六小节，满分80分）
第一节（共10小题；每小题1分，满分10分）
用括号内所给单词的适当形式填空，可一空多词。
21.You must ask for__________ ( permit ) if you want to leave earlier.
22. I wonder if you mind __________ ( remind ) me of the meeting.
23. She stood there, _________ (stare) at his girlfriend with surprise.
