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  • 用needn't to或didn't have to或didn't need填空:Then the frogs thought that they ( ) go any further.

    用needn't to或didn't have to或didn't need填空:Then the frogs thought that they ( ) go any further.
    英語人氣:266 ℃時(shí)間:2020-06-17 22:17:45
    優(yōu)質(zhì)解答
    needn't表示need此時(shí)為情態(tài)動(dòng)詞,后面直接加動(dòng)詞原形不用加to,所以錯(cuò)誤
    didn't need此時(shí)need為實(shí)義動(dòng)詞,后面應(yīng)該加to,所以錯(cuò)誤
    本空應(yīng)該填didn't have to意為“不必要”
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