这是多少钱? 
How much does this cost? 
我喜欢这个。 
I like this. 
我要买这个。 
I would like to take this one. 
有没有别的颜色? 
Do you have any other colors? 
我可以试穿这个吗? 
May I try this on?
 你可以算便宜一点吗? 
Can you cut me a deal? 
我可不可以用信用卡付帐? 
Can I pay by credit card? 
在哪里可以换钱? 
Where can I change money?
 你们几点营业/打烊? 
What time do you open/close? 
我要买这个礼物送给我朋友。 
I'm looking for a gift for my friend. 
请帮我把这个包起来。 
Please wrap this for me.
 谢谢,可是我只是看看。 
Think you but I'm just looking. 
 加拿大华人网 http://www.sinoca.com/