◎ 题干
You look tired.  You'd better _____ up late.  
[     ]
A. stay                    
B. not stay
C. to not stay              
D. not to stay
◎ 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“You look tired.You'd better _____ up late.[ ]A. stayB. not stayC. to not stayD. not to stay…”主要考查了你对  【实义动词】  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。