Bicycles are tools for urban sustainability.

The bike screeched to a stop.

Her old bike squeaked as she rode down the hill.

When the frame is finished, the spider fixes lines of silk across it, just like the spokes of a bicycle wheel.

The child next door was showing off his brand new bicycle to his friends.

The bicycle under the tree is mine.

I could not afford to buy a bicycle, much less a car.

I tried cycling to work for a while but I didn't take to it.

I could not afford to buy a bicycle.

My mother can't ride a bicycle.

Mother bought me a new bicycle.

One shouldn't ride a bicycle on the pavement.

Clear the sidewalk of the bicycles.

Some went on foot, and others by bicycle.

My father is repairing my broken bicycle.

Father bought me a new bicycle.

Father bought me a bicycle.

She advised him to use a bicycle.

She can ride a motorcycle, not to mention a bicycle.

Can she ride a bicycle?