No one knows why we sleep, but it’s certain that we need to. People who are prevented from slee..

发布网友发布时间：2022-04-24 20:53

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热心网友时间：2023-10-10 20:02

小题1:C
小题2:B
小题3:D
小题4:A

试题分析：睡眠对我们是非常重要的，睡眠不足会带来很多的问题，文章就不同的年龄阶段的睡眠时间和模式进行说明。
小题1:细节题：从文章第一段的句子：People who are prevented from sleeping begin to suffer obvious effects after a few days—they think less clearly, and they fall asleep ring the working hours; some may have hallucinations(幻觉).?可知一些人不能清楚的思考是因为没有足够的睡眠，选C
小题2:细节题：从文章第二段的句子：There are no rules about sleep. Generally speaking, grown-ups sleep about 7 and a half hours each night and probably more than 60 per cent get between seven and eight hours.可知大部分成年人的睡眠是7到8小时，选B
小题3:细节题：从文章第二段的句子：If you feel all right, you’re probably getting enough sleep.可知是否有足够的睡眠是通过是否恢复体力，精力充沛判断的，选D
小题4:细节题：从文章第三段的句子：Children sleep more than grown-ups—perhaps 14 to 18 hours soon after birth, going down to grown-up levels by early teenage.可知一个14岁的男孩睡的时间和成年人一样长。选A