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题目
If I ________ that she was ill,I would have gone to see her.
A.knew B.know C.have known D.had known

提问时间:2021-03-31

答案
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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