Be careful when you cross this very busy street.If not ,you may _____run over by a car .
It is clearly stated that these regulations ___ everyone in the community, without exception.
—Hi, Betty.Would you like to go to see a movie with me tonight?—Sorry, Mary._________ tomorrow’s lessons, I have no time to go out with you.
-----What do you think of Harry, our new roommate?----- I am not sure, but he is always asking _____questions.
It was cold outside but the door wouldn’t stay shut, so I put a chair _____ it.
Some of the members demanded to know why they had been kept _________ the true facts until they reached the present critical stage.