According to the writer, we need to sleep Which of the following statements is true according to the passive?

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问题 According to the writer, we need to sleep
Which of the following statements is true according to the passive?

选项 A、We have about the same amount of passive sleep and active sleep.
B、We usually have less passive sleep than active sleep.
C、Passive sleep is often followed by active sleep.
D、Passive sleep comes after active sleep.

答案C

解析 passive sleep发生在active sleep之前;另外文章并没提到passive sleep和active sleep谁多谁少的事情,所以选C。
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