With age, the mineral content of human bones decreases, them more fragile. A. make B. to make C. made D. making 查看更多

 

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26. With age, the mineral content of human bones decreases, ______ them more fragile.

A. make         B. to make             C. made         D. Making

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With age, the mineral content of human bones decreases, ________ them more fragile.

    A. make                B. to make              C. made           D. making

查看答案和解析>>


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