◎ 题干

— Why didn’t you try to finish the composition?
— I tried to , but        I could, the bell rang announcing the end of the examination time.
A.untilB.whenC.beforeD.after
◎ 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 try to finish the composition?— I tried to , but I could, the bell rang announcing the end of the examination time.A.untilB.whenC.beforeD.aft…”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。