Shopping around is really a must. 在附近购物是必不可少的事。
Could I have a look at it? 我可以看一下吗？
Can you come down a little bit? 能便宜一点吗？
Can you give me a discount? 你可以给我一个折扣吗？
I'll take it. 我就要它了。
Do you take credit cards? 你们接受信用卡付账吗？
Can I get it gift-wrapped? 我想把这东西包装成礼品，行吗?
Can you deliver it for me? 你能帮我送货吗？
I'd like to return this. 我想要退这个。
Can I have the refund? 我可以退款吗？
