英语买东西的对话

Part A
A:How much does that pen cost?
B:It costs ten dollars.
A:That’s very expensive.Do you have anything cheaper?
B:Sure.This pen is only two dollars.
A:Good.I’ll take it.
甲：那枝笔要多少钱?
乙：十块钱.
甲：那很贵.你们有没有比较便宜的?
乙：当然.这枝笔只要两块钱.
甲：好.我就买这枝.
Part B
A:How much is this book?
B:It’s seven dollars.
A:Do you have change for a hundred?
B:No problem.
A:OK.Here’s the money.
B:Thank you.Here’s the book and your change.
甲：这本书要多少钱?
乙：七块钱.
甲：你有零钱找开100块吗?
乙：没问题.
甲：好.钱给你.
乙：这儿是您的书和零钱.