I rolled onto my back and looked up at him.

He rolled onto his back again, thinking of how different things might have been for him.

He rolled onto his back and looked up at her.

Suddenly he moved, rolling onto his back to look up at her.

He rolled onto his back and looked around the room.

He rolled onto his back and it came to him: Earth.

Then he rolled onto his back and was very quiet.

The pain made him roll quickly onto his back again.

He rolled onto his back and pulled her down on top of him.

He rolled onto his back and looked up at the blue sky.