28. While he was investigating ways to improve the telescope, Newton made______ discovery which completely changed ______ man’s understanding of colour.

　　　 A. a; 不填　　　　　　　　 B. a; the 　　　　　　　　　 C. 不填; the　　　　　　 D. the; a

27. I wonder if this is the computer you want 　　　　　.

　　　 A. to have required　　 B. to have it repaired　 C. it to be repaired　　 D. to repair it

26. No matter how frequently_____ the works of Shakespeare always attract a large audience.

　　　 A. performing　　　　　 B. to be perform　　　　 C. performed　　　　　　 D. being performed

25. On the long journey, Jackie ____ a most interesting guide. We all had a wonderful time.

A. proved　　　　　　　　 B. practiced　　　　　　　 C. behaved　　　　　　　　 D. conducted

24. ---Did all of the boys go to the cinema?

---No. They　　 went to the Internet bar instead.

　　　 A. almost　 　　　　　　　 B. nearly　　　　　　　　　 C. never　 　　　　　　　 D. mostly

23. Engines are to machines _______ hearts are to animals.　

　　　 A. that　　　 　　　　　 B. what　 　　　　　　　 C. where　 　　　　　　　 D. which

22. -It seems that he has succeeded at last in the USA.

　 -Yeah, but you can never imagine　　　　 .

　　　 A. what a hard life he has experienced　　　　 B. what he has experienced a hard life

　　　 C. he has experienced what a hard life　　　　 D. what a hard life has he experienced

第一节: 单项填空(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。

21.-Guess what! I came across an old friend at the party last night.

　 -　　　 　I’m sure you had a wonderful time .

　　　 A. Sounds good! 　　　 B. Very well. 　　　　　 C. How nice!　　　　　　 D. All right.