关于人口增长速度说法正确的是[ ] A.18世纪人口增长速度十分缓慢 B.世界各

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问题:

关于人口增长速度说法正确的是[ ]

A.18世纪人口增长速度十分缓慢

B.世界各地的人口增长速度相同

C.由于实行计划生育,世界人口增长速度已大大减慢

D.二十世纪以来,世界人口增长速度大大缓慢

考点:世界的人口
题型:选择题

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     The orange towers of the Golden Gate Bridge-probably the most beautiful, certainly the most

photographed bridge in the world-are visible from almost every point of elevation in San Francisco.        

The only cleft (穿过) in Northern California's 600-mile continental wall, for years this mile-wide strait was considered unbridgeable. As much an architectural as an engineering feat, the Golden Gate took only 52

months to design and build. Designed by Joseph Strauss, it was the first really massive(庞大的)suspension bridge, with a span of 4200ft, and until 1959 ranked as the world's longest. It connects the city at its northwesterly point on the peninsula to Marin County and Northern California, and was designed to withstand(经受住)winds of up to a hundred miles an hour and to swing as much as 27ft. Handsome on a clear day, the bridge takes on an eerie(阴森森的) quality when the thick white fogs pour in and hide it almost

completely.

     You can either drive or walk across. The drive is the more thrilling of the two options as you race under the bridge's towers, but the half-hour walk across it really gives you time to take in its enormous size and

absorb the views of the city behind you and the headlands of Northern California straight ahead. Pause at

the midway point and consider the seven or so suicides(自杀) a month who choose this spot, 260ft up, as their jumping-off spot. Monitors of such events speculate that victims always face the city before they leap. In 1995, when the suicide toll from the bridge had reached almost 1000, police kept the figures quiet to

avoid a rush of would-be suicides going for the dubious(令人怀疑的)distinction of being the thousandth

person to leap.

     Perhaps the best loved symbol of San Francisco, in 1987 the Golden Gate proved an auspicious (幸运的)place for a sunrise party when crowds gathered to celebrate its fiftieth anniversary. Some quarter of a million people turned up (a third of the city's entire population); the winds were strong and the huge

numbers caused the bridge to buckle, but fortunately not to break.

1.The underlined word "buckle" here means _____ .

A. collapse

B. crash

C. bend

D. shake

2.The Golden Gate Bridge was completed in _____ .

A. 1922

B. 1995

C. 1937

D. 1959

3.Which of the following is TRUE?

A. The Golden Gate is the longest bridge in the world.

B. So far about 1000 people killed themselves from the Golden Gate.

C. It took the workers 52 months to build the Golden Gate.

D. San Francisco had a population of about 750,000 in 1987

4.If you want to enjoy the views of San Francisco from the bridge, you'd better cross the bridge ______.

A. by train

B. on foot

C. by car

D. by ship

题型:选择题

若在学校内一个专项实验室配置无线AP,为了保证只允许实验室的PC接入该无线AP,可以在该无线AP上设置不广播 (9) ,对客户端的 (10) 地址进行过滤,同时为保证安全性,应采用加密措施。无线网络加密主要有三种方式: (11) 、WPA/WPA2、WPA-PSK/WPA2-PSK。在这三种模式中,安全性最好的是 (12) ,其加密过程采用了TKIP和 (13) 算法。

题型:选择题

逆变弧焊电源有哪些优点?

题型:选择题

()劳动保护实行由政府经济劳动部下设的劳动保护局和职业联合会双元化管理的模式。

A.美国

B.英国

C.德国

D.日本

题型:选择题

公司自主上市的好处表现在______。

A.不需经过改制、待批、辅导等过程,程序相对简单

B.通常发生在企业内部或关联企业,整合起来相对容易

C.能够优化公司治理结构、明确业务发展方向

D.有巨大的广告效应

E.会筹集到大量资金,并获得大量的溢价收入

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