A: George, I would like to introduce a friend of mine, if I may: Albert Snow. Albert, this is George Smith. B:（）.

单项选择题A: Doctor Smith is engaged on Wednesday. Would you like to come on Thursday B:（）.

A．Thursday would be fine.
B．See you then.
C．Thank you very much. Good-bye.
D．It's very kind of you.

单项选择题Speaker A: Is there anything I can do for you Speaker B:（）, there is something.'

A．No, nothing
B．Well, now that you ask
C．Nothing I can think of
D．If you ask me