◎ 题干
I have heard a lot of good things about you ________ I came back from abroad.
A.since B.until
C.before D.when
◎ 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“I have heard a lot of good things about you ________ I came back from abroad.(2013·陕西,18)A.sinceB.untilC.beforeD.when…”主要考查了你对  【并列连词】【从属连词】  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。