I am sure he did is wise.A. thatB. about thatC. of thatD. that what

发布时间：2020-08-16 21:00:47

I am sure      he did is wise.
A. that
B. about that
C. of that
D. that what

网友回答

A. that
B. about that
C. of that
(答案→)D. that what
解析：考查从句关系词的选择。根据句型可知此处that what he did is wise是宾语从句，从句中what he did 作is wise 的主语，在主语从句what he did 中缺少did的宾语，所以选择what
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