31. It was so foggy that the driver could hardly _________ the way ahead.

　　 A. make out　　　　　 B. go up　　　　　 C. look out　　　　 D. take up

30. You __________ come if you don't want to.

　　 A. won't　　　　　　 B. needn't　　　　 C. mustn't　　　　 D. shan't

29. Do not throw that plastic bag away; it may come in _________.

　　 A. reality　　　　　　 B. operation　　　 C. effect　　　　 D. handy

28. I stayed in the country with Grandpa, and it was __________ I wanted to be.

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

27. Ten out of the 70 surveyed cities saw prices rise _______ more than 10 percent in January from a year earlier.

　　 A. of　　　　　　　　 　B. for　　　　　　 　C. by　　　　　　　 D. with

26. I'm not a heavy smoker. A pack of cigarettes usually _________ me three days or more.

　　 A. lasts　　　　　　　 B. covers　　　　 C. meets　　　　　 D. costs

25. In 2010, some 108,000 people returned to the Chinese mainland from abroad, a number that 　　________ 56.2 percent from the previous year.

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

24. He shouts when he gets angry, _________ is often the case.

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

23. Several of the passengers were hurt and one was taken to hospital. Luckily ______ was killed.

　　 A. no one　 　　　　　　B. not all　　　　 　C. none　　　　　 D. no other

22. The Lantern Festival is a date ________ the end of the 15-day Spring Festival.

A. to be marked　　　 B. marked　　　　 C. being marked　　 　　D. marking