As a graducate in computer science, he ___ to work out the problem.A．wouldn't have failedB．can't have failedC．mustn’t have failedD．might not have failed-高中英语-n多题

◎ 题干

As a graducate in computer science, he ___ to work out the problem.

A．wouldn't have failed

B．can't have failed

C．mustn’t have failed

D．might not have failed

◎ 答案

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◎ 解析

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◎ 知识点

根据n多题专家分析，试题“As a graducate in computer science, he ___ to work out the problem.A．wouldn't have failedB．can't have failedC．mustn’t have failedD．might not have failed…”主要考查了你对【虚拟语气】，【情态动词】等知识点的理解和应用能力。关于这些知识点的“档案”，你可以点击相应的链接进行查看和学习。

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