单项选择题
A.Because I have an appointment. B.Sorry about that, but I have to go to a party. C.The reason is that I have to work overtime tonight. D.I'd love to. but I have to finish my paper.
A.I want to hear other opinions. B.It certainly is. And I really like the hand. C.Yes, the concert is terrible. D.No, everything went on perfectly.
A.What a nuisance! B.How awful! C.Why was that7 D.What a trouble!