Mr. Black is our English teacher. He ______ in our school since 2011.
Many accidents_____ by careless drivers last year.
With the help of the Internet, information can _____every corner of the world quickly.
—What do you think of tomorrow’s football match?—_____difficult for us_____ the match.
You look quite tired. You’d better _____a good rest.
—How long have you _____the novel?—Three days.