第二部分：英语知识运用 （共35分）
第一节：单项填空（共15小题；每小题1分，满分15分）
21. He _____ some safety measures at the meeting for the 2010 Shanghai Expo.
A. put forward B. put up C. put down D. put off
22. --- How can I repair it?
--- Well, look at the _________.
A. explanations B. expressions C. instructions D. introductions
23. --- I didn’t invite him to the party but he came anyway and got completely drunk.
--- _______ he hadn’t come! The party could have been a success.
A. How come B. Only if C. What if D. If only
考点：考查情景交际
