About seventy percent of the earth with water.A.is coveringB.is covered C.are coveringD.are covered-

题目简介

About seventy percent of the earth with water.A.is coveringB.is covered C.are coveringD.are covered-

题目详情

About seventy percent of the earth         with water.
A.is coveringB.is covered C.are coveringD.are covered
题型:单选题难度:中档来源:不详

答案

B

试题分析:句意:地球大约70%的部分被水覆盖着。the earth做主语为不可数名词,所以谓语动词用单数形式,地球与水覆盖应该是动宾关系,所以用被动语态;故选B。

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