He straightened up and came to offer me his hand.

She said he then straightened up and went back outside.

As they got away from the school he straightened up.

He straightened up and stood still, looking into the fire.

He straightened up after a moment and came back to them.

He straightened up and took in the body as a whole for the first time.

He straightened up, and they stood looking at each other.

At last she straightened up and he let her go.

He straightened himself up to have a look at her face.

When I straightened up she was outside the building, on the top step.