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  • i don't know when_____famous A.does he become B.he becomes C.did he become D.he become

    i don't know when_____famous A.does he become B.he becomes C.did he become D.he become
    答案是B還是D呢,太糾結(jié),順便問一下C中助動(dòng)詞為什么不能加,陳述語序不能加助動(dòng)詞嗎?
    英語人氣:310 ℃時(shí)間:2020-01-29 22:29:12
    優(yōu)質(zhì)解答
    B 根據(jù)選項(xiàng)的這種形式只能是he becomes或者h(yuǎn)e becameC中助動(dòng)詞為什么不能加,陳述語序不能加助動(dòng)詞嗎?要表達(dá)過去做過,直接用he became,不要在前面加did,否則就不是陳述語序了。陳述語序要加did的情況只有否定的時(shí)候。比如:I want to know why he didn't come.
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