问题 填空题

(3分)中国筹划高铁“大棋局”,国人有望乘高铁2天到达美国。

请回答下列问题:

(1)高铁的车体材料可以是            (不定项选择);

A.强度大、密度小、耐腐蚀的玻璃钢B.硬度大、密度小的铝合金 C.密度小、可塑性好的金属钛

(2)高铁列车上的指示牌使用的有机玻璃属于     材料;

(3)若高铁列车使用了氢氧燃料电池,则高铁列车在行驶过程中的能量来源是     

答案

(1)A、B  (2)合成(或合成有机高分子)   (3)化学能

题目分析:(1)高铁的车体材料要求强度大、耐腐蚀,且硬度要大,所以选择A、B

(2)高铁列车上的指示牌使用的有机玻璃属于合成材料

(3) 若高铁列车使用了氢氧燃料电池,故在行驶过程中的能量来源是化学能

解答题
完形填空

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, 从短文后所给各题的四个选项(A、B、C和D)中,选出可以填入空白处的最佳选项。

A kindergarten teacher was helping one of her students put his snow boots on. He had asked for  36  and she could see why. With her pulling and him pushing ,they finally  37  .She had by now worked up a sweat,  38  the little boy said," They 're on the wrong feet." She almost  39  when hearing this.

She looked and,  40  enough, they were .It wasn't any easier pulling the boots  41  ,and then she had to  42  the difficult boots on again.

Just as she   43  lacing(系鞋带)them, he said," These aren't my boots." She

44  her tongue to keep from screaming(尖叫),"Why didn't you say so early?"

Once again she  45  to pull off the ill-fitting boots. He then  46  added.," They 're my brother's boots. My mom made me  47  them."

When they were finally  48  she said ,"Now ,where are your gloves?"

"I  49  them in the toes of my boots," he said .The teacher could say no words at hearing this, but had to  50  the course once again.

We often hear some teachers make comments about a particularly  51  child in their class," He is my worst-behaved child this year, and I almost can't  52  him any more."

Patience is a kind of ability. A Dutch proverb observes ,"A handful of  53  is worth more than a lot of brains." We may never have to worry about having a lot of  54  ,but sometimes what we  55  is a handful of patience. Hold back your scream, try to be patient, and that should be enough.

36. A. help                                   B. advice                       C. trouble                      D. leave

37. A .ended                                 B. won                          C. succeeded                  D. failed

38. A. so                                      B. since                         C. because                     D. but

39. A. laughed                              B. screamed                   C. cried                         D. jumped

40. A. strange                               B. sure                          C. lucky                        D. proper

41. A. up                                      B. on                             C. off                            D. away

42. A. carry                                  B. force                         C. keep                         D. struggle

43. A. tried                                   B. practiced                   C. meant                       D. finished

44. A. bit                                      B. moved                      C. showed                     D. rolled

45. A. decided                               B. fought                       C. wanted                      D. intended

46. A. angrily                               B. coldly                       C. calmly                      D. nervously

47. A. wear                                   B. clean                         C. mend                        D. drop

48. A. washed                               B. tied                           C. removed                    D. kicked

49. A. left                                     B. covered                     C. buried                       D. hid

50. A. discover                              B. guide                        C. repeat                       D. consider

51. A. difficult                              B. stupid                       C. clever                       D. perfect

52. A. worry                                 B. stand                         C. serve                         D. ignore

53. A .interest                               B. attention                    C. courage                     D. patience

54. A. chances                               B. desires                       C. brains                       D. gifts

55. A. need                                   B. value                         C. gain                          D. share