His next words were in the same light tone of voice.

But he went on in the same tone and words.

But she also continued in the same serious tone of voice.

Something in the tone of her voice made him go very still inside.

I said to him in a hard tone he had never heard from me.

He'd never heard her speak in that tone of voice.

Not when she'd made herself clear in that tone of voice.

There is something off in the tone of 1900 right from the start.

She often asked him that, in the same tone of voice.

She continued to speak in the same light tone of voice.