单项选择题
A.At the beginning of the Ming Dynasty. B.In the early years of the fifteenth century. C.Almost 600 years ago. D.All of the above.
A.Chatting with an old friend. B.Complaining about the facilities of the hotel. C.Calling to the manager. D.Apologizing for the poor facilities.
A.leonard does not talk much. B.Leonard speaks with difficulty. C.keonard’s roommates do not talk to him. D.Leonard doesn’t work very hard.