◎ 题干
—Have a cigarette, will you ?
—No, thanks. I _________ heavily, but I’ve given it up recently.
A.am used to smokingB.used to smokingC.used to smokeD.has used to 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“—Have a cigarette, will you ? —No, thanks. I _________ heavily, but I’ve given it up recently. A.am used to smokingB.used to smokingC.used to smokeD.has used…”主要考查了你对  【therebe句型】  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。