I usually stay ______ bed on Sunday morn

下列哪些基因为抑癌基因（）

A.C-Ha-ras

B.C-Ki-ras

C.C-myc

D.C-erb

E.p53

第二节 完形填空(共20小题；每小题1.5分，满分30分)

阅读下面短文，选出可以填入空白处的最佳选项，并填在答题卡上。

Dear Kate,

It is very   36__ that you are coming to our school so soon.  37 you arrive, let me introduce  38   you what our school life is like.

Our school is quite famous for its long history. It was   39   in the early 1920s. It is a good place   40__we can prepare ourselves well for the future. We have many wonderful teachers who are always ready to __41___help. __42___we pay a lot of attention to how well we do in lessons, achieving high scores is not the only reason to study. The teachers encourage us to try out new ideas and ask questions. __43__their help we have developed all kinds of interests in both Arts and Science. Students can choose to_44__ any school clubs they are _45___in. We can also choose the subjects that we want to study. Last term I selected American Literature, because I wanted to learn about famous American writers. This term I chose to attend music classes because my father bought me a piano_46__ a birthday present.

__47___, I was elected_ 48___ of my class, __49____it can be _50_ to be a monitor,     __51__I have to do a lot of work and attend many meetings. _52 , being a monitor has taught me a lot, such as caring for others and taking responsibilities and so on. When my class was given the title of “Model Class”, I was __53___than ever before. So being a monitor _54____an important part in my school life .I’m very pleased with my work.

I love my school and hope that you will have a pleasant experience here too. I am looking forward to  55   you soon.

36. A. excited B. exciting      C. excite  D. excitement

37. A. When   B .After  C. Before       D. As soon as

38. A. to  B. for      C. with    D. in

39. A. finded  B. found  C. founded     D. find

40. A. when    B. where C. that     D. which

41. A. gives    B. offer   C. donates      D. ask

42. A. But      B. Because      C. Though      D. So

43. A. Under   B. With   C. For     D. By

44. A. attend   B. join    C. join in D. take part in

45. A. interest B. interesting  C. interested   D. interests

46. A. for       B. as       C. by      D .with

47. A. On the way  B. In the way  C. By the way D. By way of

48. A. the monitor  B. a monitor   C. monitor      D. monitors

49. A. sometime     B. sometimes  C. some time  D. some times

50. A. tired     B. tiring  C. tire     D. tires

51. A. for       B. but     C. so       D. therefore

52. A. But      B. However    C . So     D. And

53. A. proud   B. more proud       C. prider D. prouder

54. A. playB. takes       C. makes                D. plays

55. A.meet      B. meeting      C. meets  D. met

涂装三检制不包括（）

A．自检

B．抽检

C．专检

D．互检

开户单位（个人）如有遗失或未能将剩余重要空白凭证交回开户网点的做法错误的是（）。

A.必须出具责任证明

B.列明未交回重要空白凭证的种类、数量和起止号码等内容

C.注明由此产生的一切责任由开户单位（个人）和银行共同承担

D.责任证明的相关资料作销户凭证附件

烟煤原煤灰分的符号是（），某工作面煤层灰分为18%，则属于（）煤，若灰分为10%，则属于（）煤，高灰煤的灰分含量范围为（）。