The fat nurse's jaws fell open when she saw him.

He stopped on the first landing to read the note, and at the opening line his jaw fell.

Boomer's jaw fell open, and his eyes turned dark brown.

After a moment he gave a great sigh, and his jaw fell.

As they rose about' the central pole, the jaw fell.

Then he saw the screen and his jaw fell slack.

They hadn't believed him until she'd started to talk, and then their jaws had fallen to the floor.

No One's eyebrows went up as his jaw fell down.

The first time he did that, my jaw fell open.

Then he looked at me and his jaw fell.