32.　 Try ___________________(敲后门) if nobody hears you at the front door. (knock)

31.　 Plenty of fresh air ________________(有助于)good health.(contribute)

29. At the 2003 Special Olympics in Ireland, more than 6,500 athletes from over 150 countries

_________.

　　　 A. participated　　 　B. joined　　　　　　 C. benefited　　　　　　 D. relied

28. Good technique in medicine means less pain and fewer deaths; __________, it is our duty to master it.

　　　 A. thus　　　　　 B. therefore　　　　　 C. otherwise　　　　　　 D. however

27. The law of Venice says if anyone tries to kill or murder any citizen of Venice, everything that he owns ________ be taken away from him.

　 A. shall　　　　　 B. can　　　　　　　 C. must　　　　　　　 D. may

26. You’d better carry a(n) ________ tyre in the back of your car in case it breaks down on the way.

A. extra　 　　　　B. free　　　　　　　 C. convenient　　 　　　D. spare

25. Is this a book on farming? If so, I want to borrow __________.

　　 A. this　　　　　 B. one　　　　　　　 C. it　　　　　　　　　 D. the one

24. Instead, it seems that creative thinking is a (n) _________ of habits.

　　 A. affair　　　　　 B. business　　　　 C. matter　　　　　　　 D. problem

23. --I failed in the driving test.

　 --Don’t be so disappointed.__________, you’ll have one more chance of trying it.

　　 A. At all　　　　　 B. Alter all　　　 　　　　C. In all　　　　　 D. Above all