21.   The stoic man who never betrays an emotion.

22.   These are eyes that hide every secret and betray no emotion.

23.   While some relatives of the victims appeared on television to express their shock and grief, others betrayed little emotion.

24.   He wobbles slightly when he walks, keeps his head down, and rarely betrays any emotion.

25.   His face betrayed no emotion during his racketeering trial this past March.