50. The tourist industry has __________ a variety of jobs.

　 A. invented　　　 B. developed　 C. discovered　 D. created

49. Many people thought little of me, but I did what 　　　　.

　 A. I thought I was right　 　　 B.　 I thought it was right

　 C. I thought was right　　 　　 D.　 I was thought right

48. I love 　　　　　history because it gives us　 　　　　knowledge of past events.

　 A. /,a　　　　　 　　 B. the, a　　 　　　 C. /, /　　　　 　　 D. a, the

47. I really don't know 　　　I had my money stolen .

　 A. when was it that　 B. that it was when　 C. where it was that　　 　 D. it was where that

46. The machines we use today are much better than　　　 　we used ten years ago .

　 A. those　　　　 　 B. ones　　　　 　 C. which　　 　　　 D. them

45. ---Who would you like to see at the moment?

　 ---The man ___ Mr Nelson.

　 A. called himself　 　 B. we call him　　　 　　　　 C. calling himself　 　　 D. is called

44. ---Those boys are together again!

---They are up to no good.　 See, they're birds of ___ feather.

A. a　　 　　　　　 B. same　　 　　　　　 C. /　　 　　 　　　　　D. the

43. Most of the equipment is made in China, _____ imported from Germany.

A. others　　　　 　 B. the others　　　　　 C. the rest　　　　　　 D. another

42. ---Excuse me, but can you tell me which road I should take to the post office?

--- 　　　　　of the four roads will do.

A. Any　　　 　　　 B. Either　　 　　　　　 C. Both　　　 　　　　 D. Every

41. Nearly _____ from our school took part in the contest, but ______ won any prize.

A. two hundred of the students, none 　　 　B. two hundred students, nobody

C. two hundred of students, none 　　 　　　D. two hundred of the students, nobody