How far is the airport?it is about____.a)alf an hour's walk b)half an hours c)half an hours' walk d)half-an-hour walk选哪个,最好有为什么

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/08 14:47:07

How far is the airport?it is about____.a)alf an hour's walk b)half an hours c)half an hours' walk d)half-an-hour walk选哪个,最好有为什么
How far is the airport?it is about____.
a)alf an hour's walk b)half an hours c)half an hours' walk
d)half-an-hour walk
选哪个,最好有为什么

How far is the airport?it is about____.a)alf an hour's walk b)half an hours c)half an hours' walk d)half-an-hour walk选哪个,最好有为什么
A
an hour为单数
加了个half还是单数
所以用's

第四个 half-an-hour 属形容词一小时半的