Today computers ______in both cities and towns A.were using B.are used C were used D are using 为

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Today computers ______in both cities and towns A.were using B.are used C were used D are using 为
Today computers ______in both cities and towns A.were using B.are used C were used D are using 为

Today computers ______in both cities and towns A.were using B.are used C were used D are using 为
Today computers ______in both cities and towns A. were using B. are used C were used D are using
选B
首先确定用被动语态,因为电脑时被使用的
其次是复数,因为主语是【computers】
被动结构是【be+过去分词】
最后因为时间状语是【today】所以用一般现在时
有不会的可以再问我

B.
前面有Today,所以排除A和C的过去时
电脑是被使用,当然是be done

D 当今电脑遍布城市和乡镇。说的是当今的整个趋势,应用are using

选B。这句话说的是如今,要用现在时,电脑是被人使用,要用被动语态。