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Theabilitytostoreknowledgemakescomputersdifferentfromeveryothermachineinvented.A)everB)thusC)yetD)as为什么选A不选D

题目详情
The ability to store knowledge makes computers different from every other machine ______ invented.
A) ever B) thus C) yet D)as 为什么选A 不选D
▼优质解答
答案和解析
ever这里是副词,和invented一起做machine的后置定语,过去分词表示被动.
as引导定语从句,如果要用as引导的从句修饰machine,句子应为:every other machine as has been ever invented.