48. Do let your mother know the truth. She appears _____ everything.

A. to tell　　　　　　　　　　　 B. to be told　　　　　　　　　 C. to be telling　　　　　　　 D. to have been told

Key: 1-5 ABACB　 6-10 BBAAD　 11-15 CDBCC　 16-20 BDACC　 21-25 DABBB

　　 26-30 AAACD 31-35 CCDCA　 36-40BCBBD　 41-45 ABBBD　 46-50 BAD

47. _____ at failing in the math exam. John wouldn’t like to talk about it to his parents.

A. Disappointed　　　　　　 B. To be disappointing　　 C. Disappointing　　　　　　 D. Having disappointed

46. The boy often gives a satisfactory answer to the teacher’s question, _____ just a minute. So he is usually the teacher’s pet.

A. thought　　　　　　　　　　 B. having thought　　　　　 C. and to think　　　　　　　　　　 D. thinking

45. Speaking without thinking is _____ without aim.

A. to shoot 　　　　　　　　　 B. shoot　　　　　　　　　　　 C. to be shot　　　　　　　　 D. shooting

44. Many things _____ impossible in the past are quite common nowadays .

A. having been considered　　 B. considered　　　　 C. to be considered　　　　 D. considering　　　

43. The hair cream was not very good as _____ .

A. to advertise　　　　　　　 B. advertised　　　　　　　　 C. it advertised　　　　　　　 D. advertisement

42. The performance of the host, _____ to please the audience and draw their attention, was greeted a cold silence , however.

A. had intended　　　　　　 B. intended　　　　　　　　　 C. intending　　　　　　　　　 D. to intend

41. The illness can result in total blindness if _____ untreated

A. left　　　　　　　　　　　　　 B. being left　　　　　　　　　 C. it were left　　　　　　　　 D. leaving

40. Now I’d like to say a few more words about the plan we’d like to see _____ early next month.

A. carry out　　　　　　　　　 B. to carry out　　　　　　　　　　 C. to be carried out　　　　 D. carried out

39. -How do you think Mary managed to improve her French in such a short time?

-_____4 hours on it every day.

A. Because of spending　 B. By spending　　　　　　　 C. Spent　　　　　　　　　　　 D. To spend