◎ 题干
He's already back, ____ he?
[     ]
A. hasn't
B. wasn't
C. isn't
D. is
◎ 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“He's already back, ____ he? [ ]A. hasn't B. wasn't C. isn't D. is…”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。