◎ 题干
When you are sleeping, you had better _____ all your windows closed.
[     ]
A. don't keep
B.  not keep
C.  not to keep
D.  don't to keep
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
    根据魔方格专家分析,试题“When you are sleeping, you had better _____ all your windows closed. [ ]A. don't keep B. not keep C. not to keep D. don't to keep …”主要考查了你对  【固定搭配】  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。