根据句意及所给中文提示或英文解释，写出句中所缺单词。

51. As      ▲   （年级）9 students, we should work harder for a bright future.

52. We can see the light in his room        ▲   （通过）the window.

53. I don't think students should be      ▲   （允许）to bring mobile phones to school.

54. I studied very hard last term, so I made great    ▲   （进步）in the exam.

55. I hope we can make a    ▲   (决定) today.

56. I received a present from my friend, but I didn’t a    ▲   it.

57. Peter’s father is very    ▲    (not free), so he does not have much time for his family.

根据下列句子及所给汉语注释，在空缺处写出各单词的正确形式（每空一词）。

1. Ningxia has some fantastic sights, ___________ (包括) the Sand Lake and Shapotou.

2.If I had a million dollars, I’d give it to ____________ (医学的) research.

3.You’d better have a first-aid book on a nearby ____________ (书架) in your home.

4.Doctors say that the risk of cancer can ___________ (增加) by eating burnt food.

5.I don’t think students should be ____________ (允许) to bring mobile phones to school.

根据下列句子及所给汉语注释，在空缺处写出各单词的正确形式（每空一词）。
【小题1】 Ningxia has some fantastic sights, ___________ (包括) the Sand Lake and Shapotou.
【小题2】If I had a million dollars, I’d give it to ____________ (医学的) research.
【小题3】You’d better have a first-aid book on a nearby ____________ (书架) in your home.
【小题4】Doctors say that the risk of cancer can ___________ (增加) by eating burnt food.
【小题5】I don’t think students should be ____________ (允许) to bring mobile phones to school.

   根据下列句子及所给汉语注释或通过上下文，在答题卡上标有题号的横线上，写出空缺处各单词的正确形式。每空只写一词。

41.I don't think students should be  ▲  （允许）to bring mobile phones to school.

42.I like keeping  ▲  （日记）on my notebooks, while my cousin prefers to write blogs on the Internet.

43.I find it useless to spend much time  ▲  （解释）it to him.

44. I'm afraid we only have a single room  ▲  (可得到的)for that week.

45. She prefers keeping silent to  ▲  （争吵）with others.

46. It is important for us to be  ▲  （有信心的）of doing everything.

47. The doctor operated on the patient  ▲  （成功）yesterday.

48. - How much does it cost?

-It's  ▲  .You do not have to pay for it.

49. -Which do you prefer, tea or coffee?

   -I don't care.  ▲  is fine.

50. -What's the trouble with you? Have you got a  ▲  ？

   -Yes.1 will go to see a dentist this afternoon.