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    This experience shows that good knowledge of first aid can make real difference. A. a, a B. a, / C. the, a D. the, the 【查看更多】

     

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    This experience shows that ____ good knowledge of first aid can make ____ real difference.

    A. a, a　　 　 B. a, / 　 　　 C. the, a 　　　 D. the, the

     

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