He put his weight on the staff, walked back and forth.
They just kept walking back and forth in front of the house.
He walked back and forth for two or three turns lost in thought, then felt their eyes on him.
The figure at the water's edge was walking slowly back and forth.
I walked back and forth along the line of trees.
One of them walks back and forth until you stand next to it.
I could go on like that, walking back and forth all night, not knowing what to do.
He walked back and forth in front of the men once.
Outside, in the dark, one of the police walked slowly back and forth.
The fat man walked back and forth across the floor.