Jack checked over his shoulder, making sure no one was around.

Jack checked the number one more time against the information in his file and knocked.

Seated, Jack checked the time on his new talking watch and smiled.

Happy Jack checked these as he looked up at his customer and handed back the driver's card.

Jack checked the number on the back of his hand.

Jack checked his watch and said, "I have to go, too."

I waited in the living room while Jack went and checked his messages.

Jack closed up the report and checked his watch.

Jack checked his watch, and then looked at it again, unbelieving.

Jack checked that the safety was off on the gun Richard had just given him.