Many ways have been found______small and simple machine to process large and complicated m

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Many ways have been found______small and simple machine to process large and complicated machine parts.

A.by using

B.to use

C.using

D.used

请帮忙给出正确答案和分析,谢谢!

热搜:关于氨基酸代谢错误的论述是_________。

答案解析

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  • 正确答案:B
    touse…,不定式短语作way的定语,只是因为定语太长,故将谓语前移,使句子避免头重脚轻;byusing表示方式,作状语用;using为动名词,不能作way的定语,way要求不定式作定语;used无论从语法结构上还是从意义上都讲不通。