40. The traditional view is ______ we sleep because our brain is “programmed” to make us do so.(A).

問題詳情

40. The traditional view is ______ we sleep because our brain is “programmed” to make us do so.
(A). when
(B). why
(C). whether
(D). that

答案：D
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)