Michael ______ here to see you and he ______ a note on your desk .
Passengers are required to _____ seated until the plane comes to a complete stop.
I know there is a coin in your left hand, but what’s in your _______ hand?
--- Will you go to the exhibition with me? --- If you don’t, ____________.
--- Why can’t I smoke? --- At no time ____ in the meeting room.
--- Do you feel like _________ there or taking a bus? --- I would like to walk. Since there isn’t much time left. I’d rather we _____ a taxi.