48. It _______ be very expensive, but it’s much better than the others.

A) may　　　　　　 　　　 B) may not　　　　　　 C) need　　　　　　　　 　　　 D) needn’t

47. No free plastic bags in the supermarkets help to ________ white pollution.

　 　A) reduce　 　 　 　　　 B) return　 　　　　　　 C) provide 　　 　　　 　　　 D) produce

46. Shanghai World Financial(金融) Center ________ many visitors since it opened to the public.

A) attracted　　　　 B) attracts　　　 　 C) has attracted　　　 　　 D) will attract

45. ― What did your son say in the letter?

－ He told me that he ________ the Cambridge University the next day.

A) would visit 　　　　 B) has visited　　 　 C) is going to visit　 　　 D) will visit

44. Every year about ________ people in our city donate (捐献) blood to others.

A) thousand　　 　　 B) thousands of　 　 C) thousands　 　　　 　　　 D) two thousand

43. Our English teacher always encourages us ________ English in public.

　 A) speak　　　　 　 B) to speak　　 　　 C) speaking　　 　　 　　　 D) to speaking

42. ________ amazing the stories about memory are! We all enjoy them very much.

A) What　　 　　　　　　　 B) What a　　 　　　 C) What an　　　　 　　 D) How

41. Nowadays kids in China ________ their parents too much. They should be more independent.

A) put on　　　　　　　　 B) turn on　　 　　 C) get on　　　 　　　　　 D) depend on

40. When an earthquake happens, you should keep calm and go outdoors as ________ as possible.

　 　A) quick 　 　　　　　　　 B) quicker　　　 　 C) quickly　　　　　　 　　　 D) more quickly

39. Ben’s father _________ a lot, but now he has given it up.

A) uses to drinking　 B) used to drink　　 C) used to drinking　　　　 D) used to drinks