It's almost rush hour.
Going to school during the rush hour is tiring and unpleasant.
The darkest hour is just before the dawn.
One hour of thoughtlessness can cause years of tears.
I talked with Tom for over an hour before he said something that made me realize he wasn't a native speaker.
At this hour, there is incredible traffic.
An hour has sixty minutes.
Unfortunately I hit the morning rush hour.
I can go months without an alcoholic drink, but not even one hour without a cigarette.
I hear that studying in the morning is more effective. Studying one hour in the morning is as good as three hours at night.
At what hour was she born?
It's unlikely that tomorrow's meeting will last over an hour.
We were held up for half an hour in the traffic and so we arrived late.
Flight 101 from Paris arrived one hour ahead of time.
Could we see each other for about an hour on February 27 at 3:00 pm?