Without computer, we ______ great progress in the last decades.A、would not make

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问题 Without computer, we ______ great progress in the last decades.

选项 A、would not make
B、will not make
C、could not make
D、should not have made

答案 D

解析本题测试的是虚拟语气的用法。without+名词的介词短语作状语，主句要用虚拟语气。主句中的“in the last decades”表明这是与过去事实相反的虚拟语气，要用should have+过去分词。

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