第二部分：英语知识运用（共两节，满分35分）
第一节 单项填空 （共15 小题，每小题1 分，满分15 分）
21. Shanghai celebrates _____ one year countdown to the opening of _____ 2010 World Expo on May 1, 2009.
A. the; 不填 B.不填; the C. the; the D. the; a
22. --- How long have you been like this?
--- ___________ October 13, Monday.
A. On B. After C. From D. Since
23. Time is up. __________ your examination papers now, please.
A. Hand in B. Hand out C. Hand over D. Hand on
