道路运输易燃液体，车上人员不准____，车辆不得接近明火及高温场所。A.吸烟  B.

某工程，建设单位与施工单位按照《建设工程施工合同(示范文本)》 (GF—1999—0201)签订了施工合同。项目监理机构批准的施工进度计划如图4—1所示，各项工作均按最早开始时间安排，匀速进行。

施工过程中发生如下事件。

事件1：施工准备期间，由于施工设备未按期进场，施工单位在合同约定的开工日前第5日向项目经理机构提出延期开工的申请，工程师审核后给予书面回复。

事件2：施工准备完毕后，项目监理机构审查工程开工报审表及相关资料后认为：施工许可证已获政府主管部门批准，征地拆迁工作满足工程进度需求，施工单位现场管理人员已到位，但其他开工条件尚不具备。工程师不予签发工程开工报审表。

事件3：工程开工后第20日下班时刻，项目监理机构确认：A、B工作已完成；C工作已完成6 d的工作量；D工作已完成5 d的工作量；B工作未经监理人员验收的情况下，F工作已进行1 d。

问题：

工程师是否应批准事件1中施工单位提出的延期开工申请说明理由。

影响肾上腺素能神经末梢递质

A．胆碱酯酶
B．胆碱乙酰化酶
C．单胺氧化酶
D．多巴脱羧酶
E．酪氨酸羟化酶

.

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，并在答题卡上将该项涂黑。

Anna lived on the side of a valley(山谷). One summer, there was a very big  36  , and a lot of houses down below Anna’s were washed away. Anna’s house was  37  enough to escape the flood, so when the water had  38  and the other houses were  39  there with no roof and no walls and all covered with mud(泥), her house was just all right.

　 Her house was quite small, her husband was dead, and she had four children, 40 Anna took in one of the families that had lost  41  in the flood and she  42  her home with them until it was  43  for them to rebuild their house.

　　Anna’s friends were puzzled when they saw Anna do this. They could not understand   44  Anna wanted to give  45  so much more work and trouble when she already had quite a few children to  46  .

“Well,” Anna   47   her friends, “at the end of the First World War, a woman in the town where I then lived found herself very   48  , because her husband had been killed in the   49   and she had a lot of children,  50   I have now. The day before Christmas, this woman said to her children, “We won’t be able to have much for Christmas this year, so I’m going to  51  only one gift to all of us. Now I’ll go and get it.” She came back with a   52   who was even poorer than they, and who had no parents. “Here’s our  53  ,” she said to her children.

　 The children were  54  and happy to get such a gift. They  55  the little girl, and she grew up as their sister. I was just that Christmas gift.”

36. A. earthquake   B. accident       C. flood             D. fire

37. A. below        B. high                   C. big         D. small

38. A. reduced     B. come        C. appeared        D. disappeared

39. A. rising       B. flowing       C. falling        D. standing

40. A. so          B. but          C. for         D. since

41. A. nothing      B. everything     C. anything     D. something

42. A. gave         B. found        C. shared       D. built

43. A. possible     B. necessary            C. important      D. obvious

44. A. when       B. how         C. why       D. that

45. A. them         B. herself        C. him         D. us

46. A. support     B. supply        C. grow         D. educate

47. A. explained to  B. asked for      C. talked with    D. turned up

48. A. sad        B. rich          C. poor           D. happy

49. A. war         B. storm         C. rain          D. flood

50. A. because    B. as           C. which         D. that

51. A. get        B. send           C. buy            D. make

52. A. boy        B. girl            C. student         D. teacher

53. A. child      B. daughter        C. sister         D. gift

54. A. angry     B. sorry          C. lovely        D. excited

55. A. disliked   B. gained        C. welcomed      D. led

我国急性胰腺炎的主要病因是

A．胰管阻塞

B．慢性酒精中毒

C．胆道系统疾病

D．手术与创伤

E．内分泌与代谢障碍

在移动通信系统中，属于基站子系统(BSS)的有( )。

A．基站控制器

B．发射机、接收机

C．天线

D．移动业务交换中心

E．操作维护中心