单项选择题
A.How do you do B.It's nice. C.It's very kind of you. D.How is it
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.