Without computers, much of the advanced technology______.A、would not be achieved

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问题 Without computers, much of the advanced technology______.

选项 A、would not be achieved
B、would not be achieve
C、haven’t achieved
D、would not have been achieved

答案 D

解析本题考查的是虚拟语气。without=If…not，这里是对过去情况的假设．表示与实际相反，基本结构是：If…had not…，…would not have…。另外在这里，主语technology是被完成，故用被动语态，因此选D。

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