And then he felt the floor hard against his back.
I felt something round and hard press against my back.
He let his head rest against the chair's high back.
I stood up straight with the tree against my back and said nothing at all.
I sat very straight against the back of my chair.
The sun of late afternoon was warm against his back.
Against the back of the building was a fire escape.
She turned her head in against the back of the couch.
He felt something hard pressed against the back of his head.
