话题：的确良，的确很时尚！Polyester Birthday

　　单词拼写：

　　1、faculty 系，院

　　2、petrochemical 石化

　　3、fibre 纤维

　　4、textiles 纺织品

　　5、components 组件

　　重点俚语：

　　derived from 起源，从……得来

　　问题：

　　1、How many tons of polyester are used for textiles each year?

　　2、Why was polyester invented and considered desirable?

　　3、What does Doctor Blackburn say we should do from an environmental perspective?

　　答案：

　　1、30 million

　　2、hard wearing property

　　3、buy less,buy things which`re going to last,throw away things less