◎ 题干
I don't understand______ believe him.              
[     ]
A. why don't you                    
B. why you not              
C. why you don't                    
D. why not you
◎ 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“I don't understand______ believe him.[ ]A. why don't you B. why you notC. why you don't D. why not you…”主要考查了你对  【宾语从句】  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。