1.   For one, a mistress who kept her mouth shut.

2.   Presumably to keep his mouth shut.

3.   To make matters worse, I had to keep my mouth shut whenever he was around.

4.   As the board secretary, I mostly try to keep my mouth shut and get the proceedings recorded accurately.

5.   Conference officials had warned both teams to keep their mouths shut and focus on the game.

6.   He also drinks a lot of water to keep his mouth from getting dry during the day.

7.   Huffington is a guy who should keep his mouth shut and let his record speak for itself, also saying nothing.

8.   I remember walking in and keeping my mouth shut and just hoping I could fit in.

9.   If questions like this make your skin crawl, this book should keep your mouth from freezing and your mind from going blank.