a quick and certain remedy.
a sure (or true) sign of one's commitment.
a sure (or trusted) friend.
a sure footing.
a sure hand on the throttle.
a sure way to distinguish the two.
be certain to disconnect the iron when you are through.
be sure to lock the doors.
felt certain of success.
he faced certain death.
he is sure to win.
he was certain to fail.
he'll win sure as shooting.
his fate is certain.
In this life nothing is certain but death and taxes.
indisputable (or sure) proof.
it's going to be a good day for sure.
she certainly is a hard worker.
sudden but sure regret.
sure he'll come.
sure of her friends.
the results are surely encouraging.
they are coming, for certain.
they sure smell good.
they thought he had been killed sure enough.
was on sure ground.
was sure (or certain) she had seen it.
was very sure in his beliefs.
wood dust is a sure sign of termites.