問題詳情

29. There are eight tips in DRoger’s lecture on sleep, and one of them is: ______ to bed early unless you think it is necessary.
(A)doesn’t go
(B)not to go
(C)not going
(D)don’t go

參考答案

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