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    The firm was successfully run and , he owed his success to the support of his friends. A. looking back B. looked back C. to look back D. when looked back 【查看更多】

     

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    The firm was successfully run and________，he owed his success to the support of his friends.

    A. looking back 　　　　　　　　　　 B. looked back

    C. to look back 　　　　　　　　　　 D. when looked back

     

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