Self check_9524885.ppt

Unit 15 We’re trying to save the manatees! Self check Conversation 1 A: What are three things you are supposed to do? B: I’m supposed to go home after school, finish my homework and go to bed at ten． A: What are you supposed to do when you meet your teacher? B: I’m supposed to greet my teacher． Conversation 2 A: What happened yesterday? B: I missed the bus. I was late for school． A: Why did you miss the bus? B: I got up late． Conversation 3 A: Give me that book, B: Please ask politely． A: I’m sorry. Could you please give me that book? B: Of course. Here you are． Conversation 4 A: How do you feel about soft music? B: It makes me relaxed． A: How about loud music? B: It makes me want to dance． Conversation 5 A: Do you need some help? B: Yes, I’m looking for a bus stop． A: Walk along the street and turn left at the first turning. You will find it． B: Thank you for your help． A: You’re welcome． Conversation 6 A: Have you ever won anything? B: I won the best new singer last year． A: That’s great. Have you had your own concert? B: No, not yet． 1974 Only one Earth 只有一个地球 1975 Human Settlements 人类居住 1976 Water: Vital Resource for Life 水: 生命的重要源泉 1977 Ozone Layer Environmental Concern; Lands Loss and Soil Degradation; Firewood 关注臭氧层破坏，水土流失 Development Without Destruction 没有破坏的发展 1979 Only One Future for Our Children - Development Without Destruction 为了儿童和未来 ——没有破坏的发展 1980 A New Challenge for the New Decade: Development Without Destruction 新的十年，新的挑战 ——没有破坏的发展 1983 Managing and Disposing Hazardous Waste: Acid Rain and Energy 管理和处置有害废弃物, 防 治酸雨破坏和提高能源利用率 1987 Environment and Shelter: More Than A Roof