it took them()to finish the work 请问选哪个?one and a half hours还是 one and a half hour请问选哪个啊?理由说下谢谢
问题描述：
it took them()to finish the work 请问选哪个?
one and a half hours
还是 one and a half hour
请问选哪个啊?理由说下谢谢
答
选第一个，你把one and a half当作一个整体，那么这个整体应该是一个复数。因此hour要加s。
答
one and a half hours一个半小时是属于复数的.
也可以说：
one hour and a half这是一个小时加上半个小时：就是一个半小时