We notice they have left behind a pair of binoculars.
Jaybird met them from behind a pair of boulders near the top.
He heard the laughter again, then moved behind a pair of trees that had grown together two feet over his head.
The eyes were hidden behind a pair of high-tech sport sunglasses.
He watched the world from behind a hat and a pair of sunshades.
Harry slid behind a big pair of convenient steps and watched.
Inside, behind a pair of French doors, is a dry cleaning service.
He passed close behind a matching pair of tall pines.
A squint just doesn't look right behind a pair of glasses.
Back to the escalator, down behind a pair of students, pass them on the left.
