第二部分英语知识运用（共两节，满分35分）
第一节语法和词汇（共15小题，每小题1分，满分15分）．
从A、B、C、D四个选项中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。
21．When a giraffe has ______ drink, it has to stand with its front legs wide apart to reach ______ water.
A．不填；不填 B．a; the C．the; 不填 D．不填; the
22．The couple ______ last year．They had lived together for twenty years, though.
A．broke out B．broke away C．broke up D．broke down
23．—Let's do something different.
—_____ How about tennis?
A．So what? B．All right.
C．Who cares? D．It depends.
