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  • 一道sat語法IS題.

    一道sat語法IS題.
    When in 1833 a london carpenter designed the first prefabricated house,( making certain that a single person can) carry any of the precut panels from which it was assembled.
    A>making certain that a single person can
    B>making certain that a single person could
    C>He makes certain that a signle person can
    d>he made certain that a single person could
    e>he has made certain that a single person could
    為什么不是b而是d?
    英語人氣:167 ℃時間:2020-05-11 22:08:24
    優(yōu)質(zhì)解答
    這是個時間狀語從句、從句中主語是a london carpenter、主句就應(yīng)該用相應(yīng)的代詞he、如果用現(xiàn)在分詞就缺少主語了、是不完整句子里的知識點、我語法差。。再問一下哈,如果用he開頭為什么不會成為run on呢?
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