◎ 题干
They were all so tired that they could ______.
A.do nothing but sleepB.do anything but sleep
C.do nothing but to sleepD.do anything but to sleep
◎ 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“They were all so tired that they could ______.A.do nothing but sleepB.do anything but sleepC.do nothing but to sleepD.do anything but to sleep…”主要考查了你对  【宾语从句】【状语从句】  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。