.? A.at 7:00 am B.at 4:00 pm C.at the midnight D.at 4 am 答案:B 14.Which of the following statements is true according to the passage? ________ A.In the U.S.A. guests tend to feel they are highly regarded if the invitation toa dinner party is extended only three or four days before the party date. B.No misunderstandings arise between people from different cultures about the concept of time. C.It may be considered foolish to make an appointment well in advance in the U.S.A.. D.Promptness is valued highly in American life. 答案:D 15.From the passage we can safely infer that _______ A.it ’sa matter of life or death if you call someone in day time. B.the meaning of time differs in different parts of the world. C.it makes no difference in the U.S. whether you are early or late for a business party.