earlier, I' d have told you.A. If I would have known itB. Had I known itC. If I knew it.D.

发布时间：2020-08-16 10:02:15


    earlier, I' d have told you.
A. If I would have known it
B. Had I known it
C. If I knew it.
D. Should I know it

网友回答

A. If I would have known it
(答案→)B. Had I known it
C. If I knew it.
D. Should I know it
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