1、1987年6月，A县举行小学生游泳比赛，育民小学取得了团体冠军。

50. Turn on the television or open a magazine and you _____ advertisements showing happy families.

A. will often see　 　　　　　　 　B. often see　　 　　　　 C. are often seeing　 　 　D. have often seen

49. Why don’t you put the meat in the fridge? It will _____ fresh for several days.

A. be stayed　　　 　 B. stay　　 　　　 C. be staying　　　 　　 D. have stayed

48. More patients_______ in hospital this year than last year.

A. treated　 　 B. have treated　 　　　　 C. had been treated　　 　　　　 　D. have been treated

47. Because the shop _______, all the T-shirts are sold at half price.

A. has closed down　 　　 B. closed down　 　　　　 C. is closing down　 　　 D. had closed down

46. The discussion ______ alive when an interesting topic was brought in.

A. was coming　　 B. had come　　　 　　　 C. has come　　 D. came

45. She has set a new record, that is, the sales of her latest book _____50 million.

A. have reached　　 　　　　 B. has reached　　 　　 C. are reaching　　 　　 D. had reached

44. ----You were out when I dropped in at your house.

----Oh, I_______ for a friend from England at the airport.

A. was waiting　 　 B. had waited　　 　　　 C. am waiting　　 　　　 　D. have waited

43. All the employees except the manager ______ to work online at home.

A. encourages　　 　 B. encourage　　 　　　　 C. is encouraged　　 　 D. are encouraged