最高录音磁平

阅读理解。

     Many people like to watch TV. Watching TV is one of the most important activities 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?

     If you want to answer these and many other questions, just turn on the TV and watch it. You can see a

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

 With TV, however, they can learn better and more easily. Why? Because they can hear and watch.

     TV helps us a lot. TV often gives us new ideas. We lean newer and better ways of doing things.

l. Some people say the world is smaller than before because _____.  

    A. TV makes the earth smaller and smaller

    B. all people like watching 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 no questions

    C. get a lot of  information

    D. ask TV some questions

3.  People learn better through TV sets than through the radio because_____.   

    A. TV sets are bigger than radios

    B. people can hear and they can watch, too

    C. if people don't have a TV, they can not live happily

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

4. TV can_____.   

    A. teach us a lot of things

    B. learn a lot of things

    C. give us what we want

    D. help us do our homework  

5. This article (文章) tells us_____.

    A. it's good to watch TV

    B. not to watch TV any more

    C. students should not watch TV at any time

    D. to stop reading to watch TV

下列叙述中正确的是

A．摩尔是物质的质量的单位

B．碳的摩尔质量为12g

C．阿伏加德罗常数约为6.02×10²³mol^-1

D．一个碳原子的质量为12g

某工程时标网络图如下图所示，说法正确的是（）。

A．工作A的LF为3

B．工作C的TF为1

C．工作E的TF为2

D．工作G的FF为3

下列操作不是在测试执行结束后进行的是

A) 结束标志
B) 审查测试的全过程
C) 项目总结
D) 对未来可能发生错误的代码进行预测

预防耐药菌株产生和扩散的主要措施是（）

A.少量多次使用抗生素

B.大剂量使用广谱抗生素

C.大剂量使用抗生素

D.依据药敏试验合理使用抗生素

E.多种抗生素长期联合使用