He couldn't imagine living without being able to hear her laugh.

It was the first time I had ever heard her laugh.

It had been a long time since he'd heard her laugh.

I got to the last few steps and could hear his laugh already.

It was good to hear her laugh, even if only a little.

It's the first time I've heard her laugh like that.

He hadn't heard her laugh like that for too long.

He hadn't heard her laugh like that for a while.

It was the first time he had heard her laugh.

She heard his little laugh and turned her head to look at him.