31. ---So hard _______ in the past few months that he has made great progress in English.

　 ---I can see that, only a few mistakes _______ in this exam.

　　 A. has he worked; did he make　　　　　 　　　 B. he has worked; he made　

　　 C. he has worked; has he made　　　　　　　 　 D. has he worked; he made

30. ---How long have you been studying in No.2 Middle School?

　 --- Less than half a year.

　 --- So it will be two years and a half ________ you graduate from this school.

　　 A. when　　　　　　　　 　　　 B. after　　　　　 　　　　　　 C. before　　 　　　 D. since　

29. --- Did you go Dutch after that meal, I mean, with the other five friends?

　 　--- _________.

　 　　 A. Yes, they did　　　　　　 　　　　　　　　　　　　 　　B. Yes, they paid for the meal

　 　　 C. No, they didn’t　　　　 　　　　　　　　　　　　 　　D. No, because it was my treat that day

28. The word “media” basically refers to _______ we commonly call newspapers, magazines, radios and televisions.

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

27. At first Mr. Sally was ______ of planes, but two years later, ______ to other countries on business is his main business.

　 　　 A. scared; flying 　 　　　　　　　　　　　　　　　　　　　　 B. frightening; flight 　

C. frightened; flight 　　 　　　　　　　　　　　　　　　　　 D. scaring; flying

26. And there, almost ______ in the big chair, sat her little brother, who never had to be told to keep quiet.

　　 　 A. having lost　 　　 　 　 B. lost　　　　 　　　　　 　　　 C. to be lost　 　　　 D. losing

25. ---But for your timely warning, we ______ into great trouble.

　 ---You know we’re friends.

　 　 A. would get　　　 　 　　 B. must have got　　 　　　 C. would have got　　　　 D. can’t have got

24. The United States is trying to ______ the serious problems resulting from the energy crisis.

　 　 A. step up　　　 　 　 　　 B. cut off　　　　　 　 　　　　 C. end up 　　　　　　 D. cope with　

23. Mr. Wang, who is said to have immigrated to the USA, ______ at No.1 Middle School in our city for twenty years.

　　　 A. has been teaching　　　 B. was teaching　　　 　　　 C. taught 　　　 　　　 D. have taught

22. Van Gogh succeeded in selling only one painting in his lifetime, and ______ was sold to his brother.

　 　 A. another　　　 　 　 　　　 B. that　　　　　 　　　　　　　 　　　 C. one　　　　　　 　 　 D. which