The Bush administration has been particularly vigilant in trying to keep its secrets.

"What we're trying to do with this ordinance is send a message that we are being particularly vigilant around our schools and parks."

He wants me to make certain that everyone is particularly vigilant.

You should avoid demonstrations and be particularly vigilant in public places.

Be particularly vigilant when taking money out of cash dispensers.

You should be particularly vigilant when travelling on public transport.

Finally, the potential threat of bioterrorism means we need to be particularly vigilant.

Our Parliament, which represents these citizens, must be particularly vigilant about this.

Commissioner, I would ask you to be particularly vigilant in this regard.

You should be particularly vigilant when using these routes.