His face and voice now betrayed no emotion of any sort.

He betrayed no emotion, never raised his voice and took questions until none were left.

The dry voice was once again level and betrayed no emotion.

She was looking away from him, her face betraying no emotion.

Taylor betrayed no particular emotion but he was up early and to bed late.

Her small face was grave, but betrayed no other emotion.

She betrayed no emotion, but continued to hold his gaze.

In the light from the courtyard window, his face betrayed no emotion at all.

"I'm afraid I have some bad news," he said in a voice that betrayed no emotion.

His face betrayed no emotion, but he was one of those men whose expression never varies.