It takes us about ___to fiy to that city A.one half and half B.half and one hoursC.one and a half hoursD.one and a half hour
问题描述：
It takes us about ___to fiy to that city A.one half and half B.half and one hours
C.one and a half hours
D.one and a half hour
答
C. one and a half hours
答
C,一个半小时就是这么表达的,需要用复数,这是固定搭配