35. Clearly, in a system ______ every decision is made on the basis of tradition alone, it may be difficult to achieve progress.

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

34. It’s reported that in the past 50 years around 80 percent of Beijing’s courtyard houses ______.

　　 　A. had wiped out　　　　　　　　　　　　　　　　　　 B. have wiped out　

　　 　C. had been wiped out　　　　　　　　　　　　　　 D. have been wiped out　　

33. If I 　　　　you would drop in, I would have stayed home waiting for you.

A. have known　　　 B. knew　　　　　 　　　　 C. would know　 　　 D. had known

32. ––When will you be back, Peter?

––　　　 　a couple of days.

　　　 A. On 　　　　　　　　　　 B. In　 　　　　　　　　 C. For　　　　　　　　　　 D. By

31. All books ______ to the library more than three days late will be subject to a fine.

　 A. return　　　　　　　 　 B. returning　　　　　　 C. to return　　　　　 　 D. returned

30. When he was only thirty years old, he had already experienced 　　　　most people only experience when they are much older.

　 A. what　　　　　　　　　 B. which　　　　　　　　 C. who　　　　　　　　　　 D. when

29. ______ in the sports world, a sportsman needs to train constantly to keep himself in best condition.

　 A. Survive　　　　　　 　 B. Surviving　　　　 　 C. To survive　　　 　　 D. Survived

28. Listen, Mike. She 　　　　have done it. She’s been with me at the shop all day.

　　　 A. couldn’t 　　　　 　 B. shouldn’t　　　 　　　 C. needn’t　　　 　　　　 D. wouldn’t

27. ––Do you want to go to the cinema tonight?

––Sorry, I’m so tired. I 　　　　an early night.

　　　 A. have　　　　　　　　 　 B. am having　　　　 　 C. have had　　　 　　　 D. had　　　

26. With age, the mineral content of human bones decreases, ______ them more fragile.

A. make　　　　　 　　　　 B. to make　　　 　　　　 C. made　　　　　　 　　　 D. making