The traditional view is ________ we sleep because our brain is “programmed” to make us do so.A.when

题目简介

The traditional view is ________ we sleep because our brain is “programmed” to make us do so.A.when

题目详情

  The traditional view is ________ we sleep because our brain is “programmed” to make us do so.
A.whenB.whyC.whetherD.that
题型:单选题难度:中档来源:不详

答案

D
D [that此处引导表语从句,不具有任何意义,但是不能省略。]

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