33. The last few years _________many disasters in and out of Cl1ina, from earthquake to drought.

A. see 　B. are seeing 　　C. have seen 　D. saw

32. -Did you go hiking with your family last weekend?

-No._________ that we had to give up our plan.

A. So became he changeable weather

B. So changeable it did the weather become C. So changeable became the weather

D. So did the weather became changeable

31. He never makes a promise he doesn't intend to keep, so when he says forever, forever is ___________he means.

A. what　 　B. how　 　C. which 　D. that

30. -You are always getting angry with your little brother.

-I know it's not good, but I just can't help__________.

A. him　 　B. it 　C. that　 　D. this

29. Car racing is an adventurous sport, popular with young men, _____quick mind and skill matters much more than anything else.

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

28. The second half of his voyage was __________ dangerous part, during which he sailed round the Cape Horn.

A. more　 　B. most　 　C. the most D. the more

27. -Are you going to stay overnight?

-Not ___________it's really necessary.

A. if 　B. unless 　C. until 　D. since

26. A volunteer is a person willing to help others, one who offers to do something without ____________.

A. paying 　B. paid 　C. being paid 　D. to pay

25. The program 'Heart with Yushu, Love Has No borders"to1d touching stories about rescue volunteers, whose brave deeds_____________ never be forgotten.

A. can 　B. may 　C. need 　D. must

24. We didn't tell Susan about our p1an __________upsetting her.

A. for fear of　 　B. regardless of 　C. in face of 　D. instead of'