◎ 题干
— Why didn't you stop her going swimming alone?
— She had left the room _____ I had time to do it.
A.afterB.beforeC.tillD.as
◎ 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“— Why didn't you stop her going swimming alone? — She had left the room _____ I had time to do it.A.afterB.beforeC.tillD.as…”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。