I asked him it, but he just remained unmoved.A. how to doB. to doC. how doingD. doing

发布时间：2020-08-15 02:06:00

I asked him      it, but he just remained unmoved.
A. how to do
B. to do
C. how doing
D. doing

网友回答

A. how to do
(答案→)B. to do
C. how doing
D. doing
解析：从句子结构上来看,句子少了宾补,所以选B.
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