A：How much should I pay?一共多少錢?
    B：Let me see. A roasted duck is $25. A plate of pork is $6.50. A bowl of beef is $7. Two bottles of beer are $4. That's a total of $42.50.我看看，烤鴨是25美元，一盤豬肉是6.5美元，一碗牛肉是7美元，兩瓶啤酒是4美元，一共是42.5美元。
    A：Here is $50. Keep the change, please.這是50美元，不用找了。
    B：Oh, sorry sir. We take no tips here. Thank you all the same.哦，抱歉先生。我們這里不可以收小費(fèi)，不過還是謝謝您。