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[多选题]

地形图上有27、28、29、30、31、32、33、34、35m等相邻等高线，则计曲线的高程为（）m

A.29

B.28

C.30

D.35

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更多“地形图上有27、28、29、30、31、32、33、34、3…”相关的问题

第1题

p50钢轨螺栓孔的直径为（）mm

A.28

B.29

C.30

D.31

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第2题

A new came as a surprise that an elderly woman died yesterday after【21】knocked down by a m

otorist who had made no【22】to brake (刹车) . A police officer asked the driver, a man of 69, to read the number-plate of a car parked【23】the opposite side of the road. The man said this was【24】, because it was foggy. In fact, it was a sunny day. After several attempts, even from a distance of two meters, the man【25】failed to read the number-plate【26】He said he had never needed【27】, though he had been【28】in a similar accident【29】.

The question of fitness to【30】comes【31】every time some medical condition relates to an accident like this. Last week two motorists died【32】blackouts (瞬间昏厥) at the wheel, With these【33】in mind, it is not surprising that accident prevention organizations are trying to【34】the government to introduce stricter controls over【35】so that both drivers and people on the road will enjoy safety.

(41)

A．being

B．be

C．had

D．has

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第3题

沐浴时室温应调节至（）

A.26~28℃

B.28~30℃

C.22~24℃

D.27~29℃

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第4题

一个网段内有8台主机，则需要给该网段分配的掩码长度可以是：（)

A./27

B./28

C./29

D./30

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第5题

近年来，中国对世界经济增长贡献率超过()。

A.27%

B. 28%

C. 29%

D. 30%

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第6题

一般要求机房室内温度设置为（)。

A.27

B.28

C.29

D.30

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第7题

For ZXCTN9000 series products, to save IP addresses, the NNI port between devices usua

A.28

B.29

C.30

D.31

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第8题

Many people believe that Americans love their cars almost more than anything else. They ar

e (21) about cars. Not only is the car the (22) means of transportation in the States, it has (23) become a "plaything". (24) the time youngsters become fourteen years old or even (25) , they're likely to start (26) of having their own cars.

In the USA, the (27) family, if the father is not (28) work, can afford to buy a new car every five years. However, many young people (29) after school in order to save money to buy a car. Learning to drive and getting a driver license may be one of the most exciting (30) of a young person's life. Driver (31) is one of the most popular courses. At the end of the course the student will (32) a driving test for a license. (33) many, that piece of paper means that they have grown up.

In the United States, many men and women (34) to have cars. People use cars to go to work. (35) drive cars to go shopping, to take the children to school or for other activities.

21.

A. crazy

B. careful

C. sure

D. worried

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第9题

某企业固定成本为2700万元，产品单价为800元/台，单位变动成本600元/台。当销售量在14万台时，经营杠杆为多少？（)

A.27

B.28

C.29

D.30

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第10题

The Voice of America began during the World War II when Germany was broadcasting a radio p

rogram to get international (21) . American officials believed they should (22) the German broadcast with words that they thought were the facts of world (23) . The first VOA news report began with these words in (24) : "The (25) may be good or bad, but we shall tell you the truth." Within a week, other VOA (26) were broadcasting in Italian, French and English.

After the World war II (27) in 1945, some Americans felt VOA's (28) had to be changed, (29) the Soviet Union (苏联)became the enemy of America. They wanted to reach Soviet listeners. Then VOA began broadcasting in Russian.

In the early years VOA began (30) something new to its broadcast that was (31) "Music USA" , Another new idea came (32) in 1959. VOA knew that many listeners did not know (33) English to completely understand its normal English broadcast. So VOA (34) a simpler kind of English, which uses about 1,500 words and is spoken (35) ,of course, it is Special English.

21.

A. business

B. culture

C. support

D. information.

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