第二部分：英语知识运用（共两节，满分45分）
第一节：语法和词汇知识（共l5小题；每小题l分，满分l5分）
从A、B、C、D四个选项中，选出可以填人空白处的最佳选项，并在答题卡上将该项涂黑。
21. –Excuse me, mum, but I’m going to play tennis with my friends.
--OK. .
A. No way B. Have fun C. Congratulations D. Good idea
22. –Believe me, all your effort will some day.
--Thanks for your encouragement.
A. pay back B. pay down C. pay off D. pay for
