◎ 题干
— it was a easy test and he ________, but he didn't. 
—  Nothing is worse than when you feel let-down.

[     ]

A. should have passed
B. need have passed
C. must have passed
D. may have passed
◎ 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“—it was a easy test and he ________, but he didn't.— Nothing is worse than when you feel let-down. [ ]A. should have passedB. need have passed C. must have…”主要考查了你对  【情态动词】【虚拟语气】  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。