He sat up straight, as if the question had come from the outside.

At these words she sat up straight, a look of terror in her face.

But first he had to be able to sit up straight.

Then he took a deep breath and sat up straight.

He was beginning to find it hard to sit up straight.

She let go of him completely then, sitting up straight.

The thought made her sit up straight for a moment.

She let go of my hands and sat up straight.

I was looking at one player, and she wasn't sitting up straight.

She took her hands away from me and sat up straight on the bed.