30. - How do you find this film, John?

-　　 ________________.

A. I find it at the cinema　 　B. By chance

C. Oh, very interesting　　 D. I looked for a long time　

29. Every morning, we have _____ of greetings, _____ has become a rule in our office.

　　 A. an exchange; that　　 B. a change; which　　

B.　　　 an exchange; which　 D. a change; that

28. - Would you like to put some sugar in your coffee?

-　　 No sugar, thank you. I’m trying to ____ my weight.

A. reduce　 B. increase　 C. add　 D. cut

27. Since China is _____ powerful than before, the Chinese people are brave enough to accept any_____ the world offers us.

　 A. less; challenge　　 B. less; change　

　 C. more; challenge　　 D　 more; change

26. After the flood, the water level has risen ____ 3 meters and a lot of houses were destroyed.

A. at　 B. on　 C. with　　 D. by

25.You should make sure ____ all the lights are turned off before you leave.

A. that　 B　 if　　 C. whether　 D. how

24. What _____ surprise! He has won the game without making great ______.　

A. a; progress　 B. the; efforts　 C. a; efforts　　　 D.\; progress

23. With the development of medicine, people’s life ____ has been greatly increased nowadays.

A. expectancy　 B. insurance　 C. length　 D. time

22. In America, many people waste a lot of food _____ in Africa people haven’t enough to eat.

A. however　　　　　 B. although　　　 C. as　　　 D. while　

第一节　　　 单项填空(共15小题； 每小题1分，满分15分)

21. Many world leaders ____ to reduce poverty and help the poor live better at the conference of .the United Nations.

　 A. agreed　　 　B. accepted　 C. permitted　 D. allowed