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问题 单项选择题

根据施工现场噪声污染国家标准《建筑施工场界噪声限值》（GB12523—1990）的规定，起重机、升降机昼间作业的噪声限值为（）dB(A)。

A．65

B．75

C．70

D．85

答案

参考答案：A

选择题

有关人类水利工程的的说法，正确的是[ ]

A．中国的南水北调工程可从根本上解决我国水资源空间分配不均的矛盾

B ．美国的东水西调工程可从根本上解决其水资源季节分配不均的矛盾

C．大型蓄水工程不仅能缓解水资源时间分配不均的矛盾，而且往往还能起防洪、发电、养殖等作用

D．无论是中国的南水北调还是美国的东水西调都属于对水循环中水气输送环节的 改造

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Timetable

小题1:Which of the following is true of the membership card? 

A．Its number is l0865 305305．

B．It belongs to Mr．E．M．Driscoll．

C．It is valid through the year of 2010．

D．It gets the owner a discount when used．小题2:If one wants to attend a business lunch in London at l2：00, the latest train that he should take at Oxford leaves at         ．

A．11：45

B．11：15

C．10：35

D．10：05小题3:If you would like to have some vegetable beef, what may be your choice? 

A．French Slam®

B．Chicken-Fried Steak®

C．The Super Bird®

D．Sandwich with Salad or Soup®小题4:The chart shows that from 2005 to 2008，        ．

A．the percentage of the Spanish families with a computer rose 35 points

B．the percentage of the White families with a computer remained unchanged

C．the number of the Black families with a computer was on the decrease

D．the number of the Asian families with a computer showed the sharpest increase
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