It's ten o'clock sharp.
It's nearly six o'clock.
Come at ten o'clock sharp.
It's already nine o'clock.
Banks open at nine o'clock.
I'll be back by six o'clock.
It'll soon be three o'clock.
He said, "It's nine o'clock.
Would 9 o'clock be all right?
Eleven o'clock is good for me.
You must be back by 10 o'clock.
It's two o'clock in the morning.
Would three o'clock be all right?
Come and see me at eleven o'clock.
I arrived here about five o'clock.
It's eight o'clock in the morning.
I'll be waiting for Tom until 6 o'clock.
Dick promised to come back by three o'clock.
My airport shuttle bus leaves at six o'clock.
He caught the nine-o'clock shuttle to New York.
I'm getting up at six o'clock tomorrow morning.
It's close to ten o'clock. It's about time we went to bed.
I make it a rule not to watch television after nine o'clock.
You can go out, as long as you promise to be back by 11 o'clock.
I managed to catch the 8 o'clock train by running all the way to the station.