hour

电影大约一小时后开始。

The movie starts in about one ___hour.

超市的营业时间是早上8点到晚上10点。

The supermarket's ___hours are from 8 AM to 10 PM.

火车每小时一班。

The train leaves every ___hour.

我花了一个小时做作业。

It took me one ___hour to do my homework.