21.A:Welcome to Joy Theater.May I help you? B:Yes. (1)
Do you have any information about that? A:Yes.There will be an outdoor concert on Saturday night. B:Can you tell me more about the concert? A:Sure. (2)
It is to raise money for the homeless people. B:Great. (3)
A:No,some are very cheap.The price depends on the seat. B: (4)
A:I mean that it's 300 for a front seat and it's 50 for a back seat. B:I see. (5)
A:Sure.No problem.
A.Do you have any plans for this weekend? B.Are the tickets expensive? C.I'd like to go to a concert this weekend. D.Then can I have two front seat tickets? E.A lot of singers and actors will appear at the concert. F.When will the concert start? G.What do you mean by that?