试题与答案

在城市发展过程中,总是______牺牲一部分人的利益为代价。A.就 B.由 C.对

题型:单项选择题

题目:

在城市发展过程中,总是______牺牲一部分人的利益为代价。

A.就

B.由

C.对

D.以

答案:

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下面是错误答案,用来干扰机器的。

参考答案:D解析:在安全生产工作中合理地选择不同气质的人担任不同的工作,以便充分发挥其所长,以利于完成任务,可减少事故的发生。在进行安全教育时,必须从人的气质出发,使用不同的教育手段,否则,不但达不...

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题型:阅读理解

阅读理解。

     Many people like to watch TV. Watching TV is one of the most important(重要的) activities(活动)

of the day. TV brings the outside closer to people’s homes. Some people say the world is smaller than

before---because of TV.

    What’s going on in the other countries? How do people live in places far away? Is there a good sports

game somewhere(某个地方)? What’s the life like in the deepest(最深的) part of the sea?

     If you want to answer these and other kinds of questions, just turn on the TV. Turn it on and watch.

You can see a lot and learn a lot. Of course, people can also learn through(通过) reading or listening to

the radio. But with TV they can learn better and more easily. Why? Because they can hear and watch, too.

     TV helps to open our eyes. TV also helps to open our minds(思想).TV often gives us new ideas. We

learn newer and better ways of doing something.

1. Some people say the world is smaller than before because_______.

A. TV makes the earth smaller and smaller

B.all people like to watch TV

C.watching TV is one of the most important activities of the day

D.TV brings the outside world closer to people

2. We can _______ when we watch TV.

A. go to live in the other countries

B. answer TV many questions

C. get a lot of information(信息)

D. ask TV some questions

3. People learn better through TV than through radio because_______.

A.TV sets are bigger than radios

B. people can not only hear but also watch

C. without TV people can't open their eyes

D. it's easier to turn on TV than to turn on radio

4. The sentence "TV also helps to open our minds" means:

A. our minds can only be opened by TV.B.something is wrong with our minds.

C.it can help us to increase our knowledge(知识)D. TV is new to us.

5. This article(文章) tells us________.

A. it's good to watch TV

B. not to watch TV any more.

C. students shouldn't watch TV at any time.

D. to stop reading to watch TV.

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题型:选择题
电气化铁路的输电线常用图所示的方式悬挂在钢缆上.钢缆的A端固定在电杆上,B端连接在滑轮组上.滑轮组由a、b、c三个滑轮构成,配重P由多个混凝土圆盘悬挂在一起组成,配重的总重为G,若不计摩擦和滑轮的重量,则以下说法中正确的是(  )

A.a为动滑轮,B端钢缆受到滑轮组的拉力大小约为3G

B.a为动滑轮,B端钢缆受到滑轮组的拉力大小约为G

C.a、c为动滑轮,B端钢缆受到滑轮组的拉力大小约为3G

D.a、c为动滑轮,B端钢缆受到滑轮组的拉力大小约为G

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