25. The bank was robbed last night and the police ______ the case now.

　 A. are searching for　 B. is looking into　

C. are looking into　 　D. is searching for

24. The old man is very popular among the children because he is good at ______ jokes.

　 A.making up　　 B.opening up　 C. setting up　　 D. turning up

23. ---- David, you did a good job in this discussion.

---- I surfed the Internet for some background knowledge, so I was ______ able to say more about the topic.

　 A. commonly　 　　　B. comparatively　　

C. effectively　　 　　D. separately

22. ---- Why didn’t you tell him about the result of the test?

　 ---- He rushed out of the room ______ I could say a word.

　 A. before　　 B. until　　 C. when　　 D. after

第一节　 单项填空(共10小题；每小题1分，共10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 do we need to finish our project?

　 ---- ______ May 28.

　 A. In　　 B. By　　 C. During　　 D. At