sleep on something *

Always put baby to sleep on his or her back, every single time.

Remember to put your baby down to sleep on his or her back.

Always place your baby down to sleep on his or her back.

They sleep on the floor because I can't let anyone in his room.

He decided to sleep on the matter, and did so.

We had to force him to sleep on the bed.

The single most important thing you can do is place your baby to sleep on his or her back.

The men would sleep on the floor for the present.

And always place your baby to sleep on his or her back.

Did she too still sleep on only one half of the bed?