第二部分 英语知识运用 （共两节，满分45分）
第一节 单项选择（共15小题；每小题1分）
从A.B.C.D四个选项中选出最佳选项。
21. He limits himself _________ drinking two cups of beer a day.
A. on B. for C. to D. in
22. The bad news about the company _________ a wave of selling its shares.
A. sent off B. set off C. brought in D. set up
23. She wants to make friends with _________ shares her interest.
A. whomever B. no matter who
C. whoever D. anyone
