1. first listen to and then talk about environmental problems 2. read about an interview of a group of exports on environmental problems 3. write about what we should do to protect our Earth 4. practice reading skills: word attack strategies 5. practice translating skills: extension 6. learn and practice sentence functions 7. learn how to write a letter of invitation to an symposium, forum or conference 8. visit Culture Salon about our environment
1.有“break”的动词短语 break down: a.(机器或车辆)出故障;坏掉e. the telephone system has broken down.电话系统瘫痪 了。b.失败e.g. . Negotiations between the two sides have broken down.双方谈判失败 了