He must have gone out. I heard the noise of the door ______when I was still in bed.
What did your class teacher ________you to _______at the meeting?
_____the bus until it _______.
The living standard of the people in Shanghai_______ in the last ten years.
–What did Mr Jones do before he moved here? -He_______ a city bus for over twenty-five years.
Hurry up! The play _______ for ten minutes.