I still remember once when I gave the cashier at the checkout a 100 dollar bill,she was very surprised to see such a big note and she had to call her supervisor to assist her and make sure that was a genuine bill.

• 我还记得有一次在收费处我给了收费员一张100美元的现钞，她很吃惊看到这样大面额的钞票，还把她的主管叫来以验证不是伪钞。