people have always been curious ______ how living things on the earth exactly began.A.inB.atC.ofD.ab

题目简介

people have always been curious ______ how living things on the earth exactly began.A.inB.atC.ofD.ab

题目详情

people have always been curious ______ how living things on the earth exactly began.
A.inB.atC.ofD.about
题型:单选题难度:偏易来源:不详

答案

D
介词辨析。句意:人们总是对地球上的生物如何确切的出现的很好奇。选D,关于,表示好奇的对象。

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