In ancient times,people couldn't find any ________machine to find the ________of an elephant.A.weigh;weighB.weigh;weighC.weighing;weightD.weighing;weigh
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C解析分析:从句意“在古代,人们找不到任何称量的器械来称出一头大象的体重”来看,句末应用动词不定式作目的状语,空中应填名词作find的宾语,故填名词weight;而前一空修饰名词machine,表示machine的用途,故选weighing。信息点:本题中涉及两个词:weigh和weight。weigh少是动词,用做及物动词时意为:称……的重量/衡量;用做不及物动词时,意为:重(若干)。而weight是名词,意为:重量,体重。本题的前一空应表machine的用途,故应填V.-ing作定语。