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  • A blue whale can be more than thirty metres long and weighs over 150 tons.為什么要加be?

    A blue whale can be more than thirty metres long and weighs over 150 tons.為什么要加be?
    英語人氣:683 ℃時(shí)間:2020-05-14 04:37:56
    優(yōu)質(zhì)解答
    can 是情態(tài)動(dòng)詞,后面要加動(dòng)詞原形.如果這句話不加情態(tài)動(dòng)詞,應(yīng)該是:
    A blue whale is more than thirty metres long and weighs over 150 tons.
    is 的原形是be,所以can+be
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