2. 外语
  3. Sleep problems can seriously affect one’s quality of life. It is true that older people need less sleep than younger people.

Sleep problems can seriously affect one’s quality of life. It is true that older people need less sleep than younger people.

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问题 Sleep problems can seriously affect one’s quality of life.
It is true that older people need less sleep than younger people.
选项 A、Right
B、Wrong
C、Not mentioned
答案B
解析 短文的第一段第二句又说，老年人所需要的睡眠时间与年轻成年者没有什么区别。
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