◎ 题干
There is too much homework tonight. I am afraid I can't go to bed ______ 12 o'clock.
[     ]
A. after
B. to
C. until
D. in
◎ 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“There is too much homework tonight. I am afraid I can't go to bed ______ 12 o'clock. [ ]A. after B. to C. until D. in …”主要考查了你对  【介词】  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。