The back of the vehicle swung around and nearly hit the hedge.

The backs of her knees hit the mattress, and she sat down with a start.

Even before the back of his head hit the floor.

She tried to escape me but the back of her knees hit the bed.

The back of my head hit the house with a hard thwack.

The defensive back falls and hits his head on the ground.

If his back hadn't hit the desk we'd have rolled him.

The back of the car slid and hit the bridge.

The back of my hand hit the table hard.

I saw flashing stars as the back of my head hit the hard ground.