She sat forward on the edge of her chair, fascinated.

She got up, came across the room and perched on the edge of his chair.

I was suddenly sitting on the edge of my chair.

Professor himself was on the edge of his chair, book in hand.

Even the captain moved forward to the edge of his chair.

When I presented my report he moved to the edge of his chair.

I looked at Tina, who was back on the edge of her chair.

Joshua had been sitting on the edge of his chair.

He sat on the edge of his chair, as though ready to flee at any moment.

She was sitting on the edge of her chair, facing me.