Peter ________ at this job since he graduated from college.
If _____ to look after luggage for someone else, inform the police at once.
—It is the first time that I ________ here in Hong Kong.—What great changes!It’s ten years since I ________here last time.
His report was so exciting that it was __ interrupted by applause(掌声).
The thief was about to leave the room when the police ______ and caught him.
He was very busy yesterday, otherwise he ____ to the meeting.