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    32．You may borrow the book you keep it clean. A．as long as B．when C．stayed D．in staying 【查看更多】

     

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    You may borrow the book________you keep it clean.

    A．even though    B．even if   C．so long as       D．so that

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    从所给的四个选项中选择最佳答案

    You may borrow the book ______ you keep it clean．

    [　　]

    A．as far as　　　B．so far as　　　C．as long as　　　D．unless

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