题目内容
How much sleep do we need? People are all different. Some people need only three or four hours of sleep a night. Others need ten hours of sleep a night. Most Americans sleep seven to eight hours a night.
Some people find it is hard to fall asleep. About one in three Americans have a problem with sleep. Many of these people can not fall asleep. The name of this problem is insomnia (失眠症). Many famous people in history had insomnia. Some of these people have special (特殊的) ideas to make themselves sleep. Benjamin Franklin had four beds. He moved from bed to bed to fall asleep. Mark Twain lay (躺) on his side across the end of his bed.
根据短文内容，判断正 (T) 误 (F)。
1.Different people need different amounts of sleep (睡眠时间).
2.Most Americans sleep more than 8 hours a night.
3.If a person has insomnia, he can never fall asleep.
4.About 1/3 of Americans have a problem with sleep.
5.Mark Twain had four beds to make himself sleep.
1.T
2.F
3.F
4.T
5.F
【解析】
试题分析：本文主要讲述了我们需要多长的睡眠？人们不尽相同。一些人一晚只需要3-4小时，另外一些则需要10个小时，大部分美国人一晚睡7—8个小时。 还有一些人入睡困难。三份之一的美国人在睡眠方面有问题。这种病的名字叫失眠症。历史上许多名人患有失眠症。他们有特殊的方法使自己入睡。
1.细节理解题。由“How much sleep do we need? People are all different.（我们需要多少睡眠？人们不尽相同。）”可知，不同人所需的睡眠时间不同。故答案是T。
2.细节理解题。由“Most Americans sleep seven to eight hours a night.（大部分美国人睡7—8个小时）”可知，大部分美国人睡7—8个小时，并非8个小时以上。故F。
3.细节理解题。由“Some of these people have special (特殊的) ideas to make themselves sleep.( 这些人有特殊的方法使自己入睡) ”可知，患有失眠症的人们是可以入睡的，只是需要特殊的方式。故答案是F。
4.细节理解题。由“About one in three Americans have a problem with sleep.( 三份之一的美国人在睡眠方面有问题大约)”可知，有三份之一的美国人在睡眠方面有问题。故答案是T。
5.细节理解题。由“Benjamin Franklin had four beds. He moved from bed to bed to fall asleep.( Benjamin Franklin有四张床。他从一张转移到另一张好让自己入睡。)”可知，并非Mark Twain，而是Benjamin Franklin 有四张床。故答案是F。
考点：健康类短文阅读。
