一Shall we meet at the station at 8 am?—In fact, we _______. The train _______ until l0 a.m.
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.
—Listen!Helen is singing in the next room. —It _____be Helen .She has gone to Beijing.