◎ 题干
He _______ more visits to his parents.He has been regretting not doing so since they passed away.
A.should pay
B.would pay
C.should have paid
D.would have paid
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“He _______ more visits to his parents.He has been regretting not doing so since they passed away.A.should payB.would payC.should have paidD.would have paid…”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。