It took me ___ to finish my homework.

问题描述:

It took me ___ to finish my homework.
a.one hour and a half b.an and a half hour c.one and a half hours d.one and a half hour

d.one and a half hour
在hour前面要用one 经常有 one hour 一个小时 而不是a hour
hour必须是单数,你把一个半小时给记下就可以了,以后就忘不了
half an hour 半小时 明白了吗?