【正确答案】 D

【答案解析】原文：1. Do you like the design of the new product?2. Would you sign your name here, please?3. Could I have your business card, please?4. Would you help me type the paper?5. Excuse me, where is the nearest subway station？6. Can I help you with your luggage?7. How would you like to pay, sir?本题考查询问支付方式的问句及回答。回答一般直接给出适合自己的支付方式即可，如In cash／By check／By cheque／By credit card等。D)“用现金”，是一种支付方式，因此确定为本题的答案。A)“步行”和C)“乘坐公共汽车”均用于回答出行方式；B)“在星期日”，用于告知时间，一般用于回答What day引导的问题。