31. The students have _______ generously to the Red Cross, which is raising money for the homeless.

　　A) attributed B) distributed C) contributed D) determined

　　32. Bob thinks highly of himself. No one can _________ him of his mistakes in the work.

　　A) realize B) notice C) approve D) convince

　　33. Henry never keeps his promises. His actions do not with his words.

　　A) relate B) correspond C) respond D) responsible

　　34. I suppose I can _____you for your help in repairing my TV set.

　　A) account for B) count on C) be dependent D) be reliable

　　35. All the passengers were killed in the air .

　　A) crash B) trouble C) crush D) dash

　　36. Mr. Brown lost his job last month so the family had to on expenses.

　　A) cut off B) cut out C) cut back D) cut down

　　37. The book has been revised and brought ________

　　A) up to date B) into date C) out of date D) to date

　　38. The train should have arrived an hour ago. I wonder what could have caused the ________

　　A) late B) later C) delay D) relay

　　39. This is a very _____piece of apparatus. You must handle it with care.

　　A) delicate B) accurate C) complicated D) indicated

　　40. Postmen are responsible for the of letters to our houses.

　　A) sending B) distribution C) division D) delivery

　　41. The experiment _____that energy is required to produce a change of state.

　　A) concentrated B) demonstrated C) exhibited D) displayed

　　42. It was difficult to see through the _____fog.

　　A) thin B) blank C) dense D) narrow

　　93. I 100 dollars in my savings account this morning.

　　A) departed B) deposited C) ordered D) provided

　　44. “Such bad behaviour a beating.” said the father to his naughty son.

　　A) rewards B) is worth C) deserves D) is worthy

　　45. In teaching it is highly _____ to know exactly what one is hoping to achieve.

　　A) unable B) reliable C) unreasonable D) desirable

　　46. He _____of ever being able to pay off his debts.

　　A) complained B) thought C) despaired D) talked

　　47. In his new book, the author described his adventure in the desert island.

　　A) in detail B) in turn C) in fact D) in reality

　　48. The tennis player told the reporters that he was to win the championship this time.

　　A) decided B) reminded C) determined D) concluded

　　49. After I had graduated from medical colleges I ____myself to research on the cure of cancer.

　　A) involved B) spent C) absorbed D) devoted

　　50. English greatly from Chinese in many respects.

　　A) infer B) refer C) confer D) differ

　　参考答案：

　　1. B 2. B 3. C 4. D 5. B 6. C 7. C 8. D 9. C 10. B

　　11. C 12. A 13. C 14. B 15. D 16. B 17. C 18. D 19. C 20. A

　　21. C 22. B 23. B 24. C 25. A 26. D 27. B 28. A 29. C 30. B

　　31. C 32. D 33. B 34. B 35. A 36. D 37. A 38. C 39. A 40. D

　　41. B 42. C 43. B 44. C 45. D 46. C 47. A 48. C 49. D 20. D