【英语youmusthavereadthisbook,did-查字典问答网

来自程银波的问题

　　【英语youmusthavereadthisbook,didn'tyou为什么用didn'tyoumusthavereadthisbook,didn'tyou为什么用didn't,而不是mustn'tyou?haven'tyou?don'tyou?有mustn'tyou的说法吗?】

　　英语youmusthavereadthisbook,didn'tyou为什么用didn't

　　youmusthavereadthisbook,didn'tyou

　　为什么用didn't,而不是mustn'tyou?

　　haven'tyou?

　　don'tyou?

　　有mustn'tyou的说法吗?

1回答

2020-12-1903:50

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金稳

　　haveread中,read是过去分词（read-read-read）是过去完成时首先排除mustn'tyou?mustn't只能表禁止don'tyou?时态不对这里must表示猜测,这时反意疑问句问must后面的部分.Youmusthavedonethat,haven'tyou?hav...

2020-12-19 03:52:22

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