.He has just arrived, but he talks as if he all about that.A. know 　　　　　B. knowsC. known

发布时间：2020-08-17 15:07:12

.He has just arrived, but he talks as if he      all about that.
A. know 　　　　　
B. knows
C. known　　　　　
D. knew

网友回答

A. know 　　　　　
B. knows
C. known　　　　　
(答案→)D. knew
解析：as if表示不可能发生的事情时用虚拟语气。
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