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  • The room must have been cleaned by Tom yesterday,________ it?

    The room must have been cleaned by Tom yesterday,________ it?
    A.mustn't B.hasn't C.didn't D.wasn't
    選D
    英語(yǔ)人氣:984 ℃時(shí)間:2019-09-22 09:38:59
    優(yōu)質(zhì)解答
    The room must have been cleaned by Tom yesterday,________ it?A.mustn't B.hasn't C.didn't D.wasn't選D這邊是【must have been done】的結(jié)構(gòu),表示的是一種對(duì)過(guò)去的推測(cè)所以反義疑問(wèn)句不用mustn't it 而用【wasn'...
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