◎ 题干
He's already back, ______?    
[     ]
A. doesn't he      
B. hasn't he      
C. isn't he        
D. has he
◎ 答案
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“He's already back, ___________?[ ]A. doesn't he B. hasn't he C. isn't he D. has he…”主要考查了你对  【反意疑问句】  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。