经典句型:I'd like to buy a T-shirt. 我想买件T恤衫。
　　A:I'd like to buy a T-shirt.
　　甲:我想买一件T恤衫。
　　B:What color do you prefer?
　　乙:您想要什么颜色的?
　　A:I prefer a white one.
　　甲:我想要白色的。
　　经典句型:Could you give me some suggestions? 你能给我些建议吗?
　　A:I'd like to buy a bicycle.
　　甲:我想买一辆自行车。
　　B:Which one do you like?
　　乙:您想买哪一款?
　　A:Could you give me some suggestions?
　　甲:你能给我些建议吗?
　　B:Do you use it yourself?
　　乙:您自己用吗?
　　A:Yes, I prefer a smaller one.
　　甲:是的，我喜欢小一点的。
　　B:I think this one fits you.
　　乙:我想这款适合您。
　　句型讲解：
　　在商场买东西时，如果需要帮助，可以对营业员说Can you help me?或者Can you do me a favor?需要建议时，可以说Would you give me some suggestions?