Of course, he was paid to look interested, so she didn't read a whole lot into his expression.

Then she saw pain and fear rise into his expression.

He turned then, his round face settling into a very serious expression.

His face was screwed up into an expression of great pain.

Lee saw her smile turn quickly into an expression of curiosity.

He smiled and then his smile turned quickly into a stern expression.

I have known Janice for many years, and on this day her normal smile turned into a very serious expression.

He stood up, his features frozen into an expression of disgust.

She tried to compose her face into a more severe expression.

He looked surprised; then a flicker of understanding came into his expression.