I have only one hour to finish this assignment.

I always arrive to the hour.

I often stay up until the small hours of the morning.

They are demanding shorter working hours.

What are the business hours?

He works beyond office hours twice a week.

The clock has two hands, an hour hand and a minute hand.

The project was completed in 1000 man-hours.

The soldiers were given their orders and prepared for the zero hour.

Let's meet at the bar for happy hour.