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  • They must have been to the USA,have not they?與He must have been to the USA,was not he?區(qū)別

    They must have been to the USA,have not they?與He must have been to the USA,was not he?區(qū)別
    最好講講為什么句子主語一換,must反義疑問句就不一樣了?
    英語人氣:989 ℃時間:2019-12-12 02:19:14
    優(yōu)質(zhì)解答
    你好,你沒有搞懂這些句子的用法:在這兩個句子中,因為都沒有時間狀語的修飾,所以句子發(fā)生的時間不確定,答案也不確定,請你看以下的句子,They must have been to the USA,haven't they?He must have been to the USA,ha...
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