Mr. Li: Yes. Could you change some RMB into American dollars for me?
Clerk: Certainly, sir. How much would you like to change?
Mr. Li: Ten thousand yuan, please. By the way, what is the exchange rate for American currency today?
Clerk: According to the present rate, one US. Dollar in cash is equivalent to 8.6 Chinese yuan.
Mr. Li: OK, here are the ten thousand yuan.
Clerk: Would you please show me your passport?
Mr. Li: Here you are.
Clerk: Thank you. You'll have it right away. Will you please sign your name on this exchange memo? Here is your money. Please check it. Keep this exchange memo. You will need it to convert any money you have left when you leave America.
Mr. Li: Thank you. What exactly should I do with the Foreign Exchange Certificates left with me?
Clerk: You have to go to money exchange counter in the bank, airport or railway station.