Living in the mountain area has its problems, ________ obtaining water is a big

Living in the mountain area has its problems, ________ obtaining water is a big

题型:不详难度:来源:
Living in the mountain area has its problems, ________ obtaining water is a big problem.
A.of whichB.for whatC.asD.whose

答案
A
解析

试题分析:考查非限制性定语从句。句意:居住在山区有许多问题,找到水源就是其中一个很大的难题。what不用于定语从句,whose作定语,后常跟一个名词,排除B、D;as引导非限制性定语从句,作主语或宾语,这里不缺少成分,排除C;obtaining water和problems是从属关系,应该用of which引导定语从句,故选A。
举一反三
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A.for whichB.in which C.of which D.from which

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A.whichB.thatC.whoseD.who

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A.which B.that C.where D.what

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A.ShouldB.MustC.CouldD.Would

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A.whichB.thatC.whatD.where

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