_________ is well known to the peasants,pests continue to eat crops, damage.A.It;causingB.As;caused

题目简介

_________ is well known to the peasants,pests continue to eat crops, damage.A.It;causingB.As;caused

题目详情

_________ is well known to the peasants,pests continue to eat crops, damage.
A.It;causing B.As;caused
C.It;causedD.As;causing
题型:单选题难度:中档来源:不详

答案

D
首先考查as引导的非限制性定语从句,意为“正如农民们所知”,如用 “it” 则为“It’s known to sb.that...”;其次考查非谓语动词。cause与pests之间存在着主动关系,因此用causing。

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