◎ 题干
—Are you a volunteer now?
—No, but I _____. I worked for the City Sports Meeting last year.
A.used toB.used to beC.used to doD.was used to
◎ 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“—Are you a volunteer now?—No, but I _____. I worked for the City Sports Meeting last year.A.used toB.used to beC.used to doD.was used to…”主要考查了你对  【全部倒装】【部分倒装】【省略句】  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。