题目内容

【题目】 Do you often feel tired or hard to concentrate(集中精力) in class? If your answer to this question is yes , 1. Not getting enough sleep can lead to many kinds of problems.

New studies show that not only Chinese students suffer from the lack(不足)of sleep, American students also have the same problem. 2. Why are they so tired? One big reason is the use of electronic products(电子产品)

A recent survey finds out that 71% of American kids aged 8 to 18 have TVs in the rooms and about 36% have computers in their rooms. 3, playing video games, sending text messages to friends and watching TV before bedtime.

How to solve the problem? 4. Spending more time on sleep can help students stay healthy 5.

A . Some American primary school students are very tired and sometimes they even fall asleep in class.

B. perhaps it means you need more sleep

C. It’s never too late to change bad sleep habits

D. Many kids spend a lot of time surfing the Internet

E. and do well at school

F. We should get 8 hours’ sleep every night.

【答案】

1B

2A

3D

4C

5E

【解析】

本文讲述了电子产品不仅使中国学生经常感到疲倦或难以集中精力在课堂上,也同样对美国学生如此。许多孩子花很多时间上网、玩电子游戏、给朋友发短信和看电视。改变不好的睡眠习惯可以帮助学生保持健康,在学校表现良好。

1句意:也许这意味着你需要更多的睡眠。

根据前一句说感觉疲倦或难以集中精力在课堂上,后一句说没有充足的睡眠会导致各种各样的问题可知,中间缺需要更多的睡眠,故选B

2句意:一些美国小学生很累,有时他们甚至在课堂上睡着了。

根据美国学生也有同样的问题,后面是为什么他们这么疲倦,可知中间说的是美国学生,根据所给选项,故选A

3句意:许多孩子花很多时间上网。

根据前面71%818岁的美国孩子房间里有电视,大约36%的孩子房间里有电脑。后面是玩电子游戏、给朋友发短信和看电视,可知中间是孩子花很多时间上网,故选D

4句意:改变不良的睡眠习惯永远不会太迟。

根据前面是如何解决这个问题,后面是花更多的时间在睡眠可以帮助学生保持健康,在学校表现良好,可知是方法去改变不好的习惯,故选C

5句意:在学校表现很好。

根据前面说改变不好的睡眠习惯,所以后面应该是影响,可以帮助学生保持健康,在学校表现良好。故选E

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