it took me_____to finish my math homework yesyerday.A.two hours of a half B.two and a half hours能说一下为什么吗

分类: 作业答案 • 2021-12-20 07:22:21

问题描述：

it took me_____to finish my math homework yesyerday.A.two hours of a half B.two and a half hours
能说一下为什么吗

答

B 两个半小时 two and a half hours = two hours and a half

答

选择B.
two and a half hours 意思是：两个半小时
= two hours and a half
所以A不对.