The radio warned us of the coming earthquake and we started gathering our things.

The radio warned us of the possibility of flooding.

Mrs. Brown warned Beth that if she didn't eat properly she would be permanently overweight.

Tom was mindful of my warning.

I've warned you over and over again not to do it.

The warnings are clear and concrete.

I warned you not to do so, didn't I?

I cannot, however, neglect his warning.

Soviet and Western observers have warned that if the Muslim republics do not join the commonwealth, they may from a separate group, setting up a volatile ethnic and religious split.

Forewarned is forearmed.