And the music looks forward into a century of doubt.

He saw a little bit of doubt come into her eyes.

He hadn't had much in the way of doubt before.

But I cannot be certain beyond all question of doubt.

That period of doubt has come to an end, he says.

Let him know his own moment of doubt, Paul thought.

In the past, this too was at least a matter of doubt.

There is a lot of doubt about whether it will.

"I got off to a great start and put a bit of doubt into his mind," he said.

As to this there was a moment of doubt, once.