Mary__________my letter;otherwise she would have replied before now.A．has receivedB．ought to have receivedC．couldn’t have receivedD．shouldn’t have receiv-高中英语-n多题

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Mary__________my letter;otherwise she would have replied before now.

A．has received	B．ought to have received
C．couldn’t have received	D．shouldn’t have received

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◎ 解析

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◎ 知识点

根据n多题专家分析，试题“Mary__________my letter;otherwise she would have replied before now.A．has receivedB．ought to have receivedC．couldn’t have receivedD．shouldn’t have receiv…”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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