I wouldn't have called at all, but it's desperately urgent.

Singing Rock said, "We wouldn't have interrupted you at all, professor, but it's desperately urgent.

There's nothing desperately urgent I need to get back for.

It's desperately urgent and the Chief himself said that you're maybe the one man who can help us.

Last week it had seemed desperately urgent.

I have a desperately urgent feeling that there is something I must do.

Tell them they are to meet and question the witness, and it is desperately urgent.

'Will you just give him my name and tell him it's desperately urgent?'

But you do see, don't you, how desperately urgent it is?

The voice that answered the challenge was young, high-pitched, tormentedly afraid and desperately urgent.