26. The Internet is a wonderful discovery, __________ of great significance to people’s lives.

　A. which I think　　　　　　　　　　 B. which I think it is　　　 C. as I think 　　　　　　　　 D. as is I think

25. A desert area that________ without water for years will still bring on plants when rain comes.

A. is　　　　　　　　　　　　　　　 B. has been　　　　　　　　　 C. was　　　　　　　　　　　　 D. had been

24. I________ here earlier. I never thought the car would break down halfway.

A. could come　　　　　　　　 B. should come　　　　　　 C. would have come　　　 D. may have come

23. Some economists and historians think ________ is a close connection between war and economic depression.

A. there　　　　　　　　　　　　　 B. it　　　　　　　　　　　　　　 C. what　　　　　　　　　　　　 D. that

22. Henry could have declined the invitation, ________ he had little interest in joining the society.

　 A. though　　　　　　　　　　　 B. when　　　　　　　　　　　 C. providing　　　　　　　　　 D. for

第一节：语法和词汇知识(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，并在答题卡上将该项涂黑。

21. Watch out! You will get ________ shock if you touch________ live wire with that conductor.

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