当发现曳引轮绳槽间的磨损深度差距最大达曳引绳直径（）以上时，要修正至要求深度或更换轮

第二节完形填空（共20小题；每小题1.5分，共30分）

阅读下面短文，掌握其大意，从每题所给的A、B、C、D四个选项中，选出最佳选项。

London taxi drivers know the capital like the back of their hands. Just  36  into one of the city’s 22,000 distinctive (有特色的)shaped cars and tell the driver your  37 . No matter how small and obscure (模糊的) the street is,  38  will be able to get you there without any  39 .

The reason London taxi drivers are so  40  is that they have all gone through a very rough training period known as “the knowledge” to get the special license （许可证） 41  to drive taxis. During this period,  42  can take from two to four years, the would-be taxi driver  43  learn the most  44  route to every single road and to every important building in London. To  45  this, most learners go around the city  46  small motorbikes, practicing how to move to and from different points of the city.

Going around London on a small motorbike can have its problems, particularly during the winter. Collin Sinclair, 40, who has been a taxi driver for 15 years, described his  47  period as a time of  48 , sweat and tears. “There was thick snow everywhere and I had to  49  my mother’s tights (紧身裤) because I was so cold,” he said.

Learner taxi drivers  50  several times during their training period  51  government officers. Sinclair thought his exams were a nerve-racking (伤脑筋的) experience. “The officers  52  you, ‘How do you get from Buckingham Palace to the Tower of London?’ and you have to take them there in a very direct line. When you get to the Tower, they  53  say, ‘Well done.’ They will quickly  54  the next question. After five or six questions, they’ll just say, ‘See you in two months time,’ and  55  you know the exam is over.”

36.A. jump     B. take     C. insert          D. sit

37.A. name       B. address    C. destination        D. place

38.A. a driver      B. the driver C. and the driver   D. drivers

39.A. question     B. hesitation  C. puzzle        D. trouble

40.A. kind          B. efficient         C. gentle         D. sensitive

41.A. made         B. taken       C. needed        D. suited

42.A. it               B. which      C. that         D. what

43.A. has to               B. wants to   C. must           D. need

44.A. easy           B. fast     C. good          D. direct

45.A. achieve      B. admit      C. know          D. find

46.A. ride             B. by       C. take         D. on

47.A. driving      B. training   C. parking       D. working

48.A. hope      B. convenienceC. flood         D. blood

49.A. dress          B. put on     C. wear           D. dress in

50.A. are taught    B. are tested        C. are fed up       D. are tired

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

52.A. ask            B. tell      C. order          D. teach

53.A. will           B. used to    C. won’t         D. would

54.A. move on to B. rely on    C. stand by      D. fill out

55.A. when         B. what        C. then               D. that

拨禾轮压板绝对运动的轨迹是（）。

A．摆线

B．余摆线

C．短摆线

下列能够引起支气管扩张症的疾病有哪几项（）

A.慢性支气管炎

B.支气管哮喘

C.大叶性肺炎

D.小叶性肺炎

E.间质性肺炎

以下不符合先天性甲状腺功能减退症的表现的是（）

A.智力明显低下

B.腹大，有脐疝

C.呼吸及脉率缓慢

D.皮肤粗糙，眼距宽，眼睑水肿

E.身材矮小，但全身比例匀称

从洋流对渔场影响的角度讲，北海道渔场是由日本暖流和（）交汇形成的。