They have made medicine from a new plant _____a cure for fever.A.used it asB.using asC.and used asD.

题目简介

They have made medicine from a new plant _____a cure for fever.A.used it asB.using asC.and used asD.

题目详情

  They have made medicine from a new plant _____a cure for fever.
A.used it asB.using asC.and used asD.used as
题型:单选题难度:偏易来源:不详

答案

D
考查过去分词做定语,medicine和use是被动关系,用过去分词做定语,句意:我们从一种新的植物中研发了一种治疗感冒的药物。选D。

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