1. What's it you wish to change?
你有什么要換的？
還能這樣說：
What do you want to change?
Please tell me what you want to change.
應用解析：
change one's mind 改變主意；
change reality 變革現實；
change A for B 把A換成B；
sudden change in the weather 天氣的突變
2. Could you change me some money, please?
能否請你給我兌換一些錢？
還能這樣說：
Can you change some money for me?
Will you please change some money for me?
諺語：
Money does not grow on tree.
掙錢不易。
3. I'd like to know what the rates of foreign currencies are.
我想知道外幣的兌換匯率是多少。
還能這樣說：
Would you please tell me the exchange rates of foreign currencies?
I wonder about the exchange rates of foreign currencies today.
應用解析：
gain currency with 流行開，流通開；得到……信任；
give currency to 散布……
find currency among 在……中間流行起來；
in common currency 一般通用的
4. I'd like to break this 100 dollar note.
我想把這張100美元紙幣換開。
還能這樣說：
I want to change this 100 dollar note to small change.
I'd like to have some small change for this 100 dollar note.
應用解析：
give me a break 讓我休息一下；
break the law 違法；
elongation at break 斷裂伸長度；
break out 發生；爆發；逃出；突圍