◎ 题干
—Does your uncle still smoke?
—He       given it up. It’s two years ever since he      .
A.can’t have; smokedB.may have; smoked
C.should have; has smokedD.should have; didn’t smoke
◎ 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“—Does your uncle still smoke?—He given it up. It’s two years ever since he .A.can’t have; smokedB.may have; smokedC.should have; has smokedD.should have;…”主要考查了你对  【一般现在时】【将来进行时】【过去完成进行时】【过去将来时的被动语态】  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。