应该选 one hour and a half 或者 one and a half hours
是配套练习册上的题目吧.
it took them ____to visit our school.a one and a half hour b one hour and a half hour
it took them ____to visit our school.a one and a half hour b one hour and a half hour
英语人气：791 ℃时间：2019-10-17 02:24:02
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