问题
选择题
— How long does it take?
— It takes ______. [ ]
A. one and half an hour
B. one hour and a half
C. one hours and a half
D. one and a half hour
答案
答案：B
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— 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：B