He looked carefully at the boy's face and listened to his breathing.

But all he could think about now was listening carefully to her breathing.

Whoever it was stood for a long time, listening to her breathing.

I listened to her breathing for a couple of minutes.

He had one ear up and was listening to the children's breathing.

We did not dare answer, just listened to her breathing for a moment.

I look around to see the reactions on the other guy's faces and listen to their breathing.

I listened to her slow breathing, to make sure that it continued.

For a time she just listened to his breathing in the dark.