Its mobile face twisted into an expression that indicated pleasure.
"No." Scan looked at the young pair, his mobile face thoughtful.
Moties caught on to that one quick, the notion of a mobile face.
The bright, mobile old face was strangely and sadly changed.
He has a mobile face that changes like a March sky as one thought chases another across it.
Then her mobile face changed to one of concern.
Every emotion she felt was transmitted to her pretty, mobile face.
It is hard for a mobile young face to be expressionless, but hers was then.
"Taking some time off," he explained, and his mobile face shifted to sober lines.
She could not be more than thirty, and had a bright, mobile face, too.