Then, thinking of a day nearer still, the smile deepened.

His smile deepened, and I watched a human expression fill those animal eyes.

His hands began to shake; the smile deepened in the strange eyes.

Her smile deepened; then she pulled away, rising up to go and fetch more food.

The smile deepened, as if she approved of what Hannah must face.

He looked up and this time his smile did deepen.

His smile deepened as the seconds fled 'and nothing happened.

The smile on his lips deepened and she got to her feet quickly.

Griffith picked it up, and the smile on his face deepened.

He made a sweeping motion with his arm, and the smile deepened.