◎ 题干
— How long does it take?
— It takes ______.
[     ]
A. one and half an hour
B. one hour and a half
C. one hours and a half
D. one and a half hour
◎ 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“— How long does it take?— It takes ______. [ ]A. one and half an hour B. one hour and a half C. one hours and a halfD. one and a half hour …”主要考查了你对  【基数词】  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。