9. Could you give me some small notes?
给我一些小票好吗？
还能这样说：
Do you have small notes for me?
Can you offer me small notes?
谚语：
Even a small star shines in the darkness.
星星再小，也会发光。
10. Please sign the exchange form, giving your name and address.
请在兑换单上签字，写上您的名字和地址。
还能这样说：
Would you kindly sign your name and address on exchange form?
Could you sign your name on the exchange form?
应用解析：
talk in signs 用手势说；
traffic signs 交通标志；
a sign of rain 下雨的预兆；
sign a letter 在信件上签字；
sign on 签订雇用或受雇合同
11. How much would you like to change?
你想兑换多少？
还能这样说：
How much do you intend to change?
How much do you want to exchange?
应用解析：
change for 转车去……；好转或恶化；
change from 换下衣服；使从……变成；
change round 对换
12. What's the exchange rate between American dollar and RMB?
美元兑换人民币的汇率是多少？
还能这样说：
Could you tell the exchange rate between American dollar and RMB?
What's the rate of US dollar against RMB?
应用解析：
exchange rate 汇率，兑换率；
tax rate 所得税率；
prime rate 优惠贷款利率