At first, we didn’t know to do.A. how B. where C. when D. what

发布时间:2020-08-23 03:44:36

At first, we didn’t know     to do.
A. how
B. where
C. when
D. what

网友回答

A. how
B. where
C. when
(答案→)D. what
解析:A.how 如何    B.where哪里     C.when何时    D.what什么;句意:首先,我们不知道要做什么。what to do 做什么,故选D
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