27. _____ you give it an inch, it will take a mile.

　 A. When　 B. If　 C. Although　 D. As soon as　

26. Tom’s mother always told him not to smoke again, but ___ didn’t help.

A.　 he　 B. it　 C. which　 D. this　

25. With so many people around, he found it difficult to leave the hall ___.

A.　 without noticing　 B. not noticing　 C. not noticeable　　 D. unnoticed　　　

24. The boarding of your flight will begin 20 minutes before departure time _____

　otherwise notified.

　A. as long as　 B. unless　 C. in case　 D. even if

23. People try to avoid public transportation delays by using their own cars, and this ____ creates further problems.

　 A. once again　　 B. in case　 C. in turns　　 D. after all

22. Weekends and holidays provide an opportunity to _____ friends and relatives.

　 A. catch up with　 B. hold on to　 C. keep up with　 D. make up to

21. We didn’t intend to get much from the business the first year, while it ____ so well.

　 A. make out　 B. carried out　　 C. went out　 D. turned out

20. –How do you like this brand of Qingdao beer ?

　 -Wonderful ____ pure -　 just as any real man does.

　 A. when enjoying　 B. be enjoyed　 C. if enjoyed　 D. to be enjoyed

19. You ____ the simple conclusion, even though you had only a little experience in this new field.

　 A. might have reached　　 B. might reach　 C. may have reached　 D. may reach

18. The boys card for the homeless pigeon as tenderly as _______.　 card: brush, comb)

A. their own one did　　　　 B. do their own one

C. their own one would do　　 D. they would do their own