at the door.
at three o'clock.
Good at drawing.
Look at me.
The boy is waiting at the bus stop.
School starts at eight in the morning.
Look at the colorful bird in the tree.
The pitcher threw the ball at the mitt.
My sister is very good at painting.
Everyone smiled at the cute puppy.
The car drove at full speed.
My dad is hard at work in his garden.
She learned to swim at six years old.