Then the grin went away and he tried to look stern.

"Very interesting," he said, the grin gone from his face.

A grin went over the faces of the class, seeing her commence.

His grin had gone, and he was returning her hating look with no quarter given.

But as he flips it over, the grin suddenly goes limp.

In the next instant, the grin was gone, replaced by anger.

Mark's grin went so wide it looked fit to split his face.

The grin went away and he hesitated, a point in my favor.

A quick grin came and went across his face.

And the grin suddenly went frozen on his face.