The new machine,if _________ properly,will work at least ten years.A.useB.usingC.being usedD.used-英语

题目简介

The new machine,if _________ properly,will work at least ten years.A.useB.usingC.being usedD.used-英语

题目详情


The new machine,if _________ properly,will work at least ten years.
A.useB.using
C.being usedD.used
题型:单选题难度:偏易来源:不详

答案

D。
本题考查分词与主语之间的关系。"if the new machine is used properly…"【译文】如果是用得当,这太新机器会使用10年的。

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