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People spend almost a third of their liv...

    People spend almost a third of their lives doing one thing: sleeping. Every year, there is a special day for people around the world to celebrate the importance of good and healthy sleep—World Sleep Day.

Sleep is like food for the brain. Enough sleep helps the body and brain grow. People of different ages need different amounts (数量) of sleep. According to the National Sleep Foundation in the US, adults need seven to nine hours of sleep every night. For students aged 10 to 17, a healthy amount is about eight to nine hours per night.

However, many students don’t get enough sleep because of early school start times and too much homework. The China Youth and Children Research Center said that about 80 percent of middle school students don’t get enough sleep. It has influences (影响) on students’ school life. Students without enough sleep may get poor grades. They cannot pay attention in class or do well in sports.

To solve this problem, scientists advise that students should get less schoolwork and more time to sleep. Taking a 20-minute nap (午睡) during the day is also useful. Good sleep habits help a lot. For example, try to go to sleep and wake up at the same time every day, even on weekends and during holidays.

1.What is the main idea of Paragraph One?

A.The importance of sleep. B.A third of people’s sleep time.

C.A special way of sleeping. D.World Sleep Day celebrations.

2.What might happen if teenagers don’t get enough sleep according to the text?

A.They might play sports better. B.They might learn badly in class.

C.They might be unhappy all day. D.They might be excited during the day.

3.Which of the following is NOT a way of helping people get enough sleep?

A.Having good sleep habits.

B.Taking exercise before going to sleep.

C.Taking a 20-minute nap during the day.

D.Getting up at the same time every day.

4.What’s the best title for the text?

A.Sleep more on weekends

B.Try to take a nap during classes

C.Let s get good and healthy sleep

D.Plan your sleeping time on holidays

 

1.A 2.B 3.B 4.C 【解析】 本文讲述了良好健康睡眠的重要性。人们一生中几乎有三分之一的时间都在做一件事:睡觉。许多学生没有得到足够的睡眠,因为早上学时间和太多的作业。为了解决这个问题,科学家建议学生应该少做功课,多睡觉;午睡20分钟睡也很有用;良好的睡眠习惯也很有帮助。 1.细节理解题。根据“…to celebrate the importance of good and healthy sleep”可知本段说的是健康睡眠的重要性,故选A。 2.细节理解题。根据“It has influences (影响) on students’ school life.Students without enough sleep may get poor grades. They cannot pay attention in class or do well in sports.”可知它有影响学生的学校生活,他们不能集中注意力在课堂上或在运动中做得很好,故选B。 3.推理判断题。根据“Good sleep habits help a lot.”可知良好的睡眠习惯很有帮助,所以A正确;根据“Taking a 20-minute nap (午睡) during the day is also useful”可知白天午睡20分钟睡也很有用,所以C正确;根据“try to go to sleep and wake up at the same time every day”可知试着每天在同一时间睡觉和起床,所以D正确;选项B在文中没有提及,结合常识可知,睡前不应剧烈运动,故选B。 4.最佳标题。根据文章第一段“to celebrate the importance of good and healthy sleep—World Sleep Day.”可知良好健康睡眠的重要性,所以最佳标题是有一个好的健康的睡眠,故选C。
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