We can even demand confirmation.

I got calls demanding confirmation, about 100 calls.

He demanded confirmation of what he had come to suspect.

Her husband came in just then, and she immediately demanded confirmation from him.

The flowers remain curled tight, the trees demand confirmation before reaching out their leaves.

Still, workers were distrustful of the government, demanding written confirmation of the decision.

More than one inquiry came to the originating office of that report, demanding confirmation.

But despite this weekend's puff of smoke from the Treasury the unions will demand stronger reassurance that the negotiations are still "live" and explicit confirmation that Alexander intervened prematurely.

"But I demand confirmation."

The prince demanded confirmation that Logan Gyre is dead.