I really don’t know .A. to swimB. how to swimC. to swim howD. how swim

发布时间：2020-08-16 11:44:05

I really don’t know      .
A. to swim
B. how to swim
C. to swim how
D. how swim

网友回答

A. to swim
(答案→)B. how to swim
C. to swim how
D. how swim
解析：考查非谓语动词。特殊疑问词+to do相当于一个宾语从句。句意“我确实不知道怎样游泳。”故选B。
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