3句英文任你选

　　I want to buy an air conditioner.

　　我想买台空调。

　　Is this washing machine automatic or semi-automatic?

　　这款洗衣机是全自动还是半自动的?

　　This refrigerator is of low noise design.

　　这款冰箱是低噪音设计。

　　半个句型要记牢

　　What is the power of sth? (……功率是多少?)

　　Tip:若店员问你想买哪种牌子时，如果拿不定主意可以说 Well，I'm still not sure. There're so many brands that it's difficult to choose. (我还不太清楚，这么多牌子，不好选择。)