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    The update of the machines should the most advanced technology at present. A. keep a pace of B. keep pace with C. keep pace of D. keep a pace with 【查看更多】

     

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    The update of the machines should 　　　　 the most advanced technology at present.

    　 A.keep a pace of 　　　　　　　　　　 B.keep pace with

    　 C.keep pace of 　　　　　　　　　 D.keep a pace with

     

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