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If I ________ that she was ill,I would have gone to see her.
A.knew B.know C.have known D.had known
人气:474 ℃ 时间:2020-04-02 10:42:38
解答
答案D 此句为虚拟语气,通过主句谓语动词可判断此句是与过去事实相反,故选D.查看原帖>>
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