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[外语] 请教一道三星笔试题!

请教一道三星笔试题!

She must have told him about that yesterday, _____________?
A.mustn't she        B.has she
C. hasn't she        D.didn't she

答案是D,但我认为应该是C。请教一下,到底应该是哪个对?.

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回复 1#dolldance 的帖子

D;因为句子里有yesterday; 若么,就选C。.

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回复 2#mayflower 的帖子

明白了!非常感谢!.

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