Based on a true story, the film shows a hero racing ______ time to get back the stolen papers.
Today we have chatting rooms, text messaging and emailing, but we seem ______ the art of communicating face to face.
_____, he has a lot of knowledge about computer.
—I’m worried about the coming test! —______, you can do it!
_______ you don’t have much experience in this field, why don’t you ask Professor Wang for advice?
—Shall we have a smoke here? —No, we _____ because this is gas station and the worker is carrying some petrol.