1.foreign currency外币
2.note票据
3.exchange rate兑换率
4.Would you mind doing…你介意做……吗
5.denomination面额
6.bill钞票
7.cash兑换
8.I need change for a dollar我需要换一美元的零钱
9.I want to change 200 dollars into RMB我要兑换价值200美元的人民币
10.Would you tell me the current rate for US dollars?你能告诉我美元的现行汇率吗?
11.Would you mind exchanging US dollars into RMB for me?我想麻烦你帮我把美元兑换成人民币
12.Can i get my check cashed here?我可以在这里兑换支票吗?