6Ur, Penny. Discussion That Work-Task-Centered Fluency Practice[M]. Cambridge: Cambridge UP,1981.
7龙千红.Teaching Non-English Majors Listening And Speaking through Films [ J ]. Teaching English in China, 2001,4 :33 - 35.
8Froe H,Kuchler T,Otto T et al.Occurrence of Phthalates and Bisphenol A and F in the Environment.Water Research.2002,36(6)∶1429-1438
9Hu J Y,Aizawa T,Ookubo S,Products of Aqueous Chlorination of Bisphenol A and Their Estrogenic Activity.Eevironmental Science & Technology,2002,36(9)∶1980-1987
10Kang J H,Kondo F,Effects of Bacterial Counts and Temperature on the Biodegradation of Bisphenol A in River Water.Chemosphere,2002,49(5)∶493-498
