We don’t know he can make a plane by himself. It is amazing.A. whereB. when C. howD. what

发布时间：2020-08-23 01:51:41

We don’t know      he can make a plane by himself. It is amazing.
A. where
B. when
C. how
D. what

网友回答

A. where
B. when
(答案→)C. how
D. what
解析：根据语境可知此句的含义是我们不知道他是怎样自己造飞机的，询问的是方式，故选C。
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