How do you like your beefsteak done, sir? 先生，请问你的牛排要几成熟？

Well-done, please. 全熟的。 

How do you wish to settle your account, sir, in cash or by credit card? 您想怎样结账，先生，用现金还是用信用卡？

How do you wish to settle your account，sir, in cash or by credit card?  您想怎样结账，先生，用现金还是用信用卡？

Credit card, please. 信用卡。