Unit 9 Saving the earth,Welcome to the Earth Summit,The Earth Summit The Earth Summit is a meeting held by the United Nations to discuss environmental issues. The first Earth Summit was held in Stockholm, capital of Sweden, to exchange ideas on how to protect the earth. Since 1972 to 2002, it has altogether been held 21 times,each with a theme.For example, The first - the Human Environment 21st-Sustainable Development,Scan the text and see which of the following best express the main idea of the passage? Different countries have different opinions about development. Equality and fairness are badly needed in the todays world. The Earth Summit, a way to save the earth. Sustainable development, the future for the world,Read the text and find out which paragraph the main idea below belongs to,a.the big three and the results caused by them,b. it is a place to find solutions for the future,c.a brief introduction to the Earth Summit,d. Words by a visitor to the Earth Summit,e. Something about poverty,war, and violence,f.Willingness to take action is necessary,g.conferences help people understand that there exist serious problems and there is still time to take action,para2,para7,para1,para5,para3,para6,para4,Introduction,Para1,Body,Para2-3,Conclusion,Para4-7,Introduction to the Earth Summit,Major problems facing the world,What we can do to solve the problems,What do you think each part of the text is about,The Earth Summit,Time,Place,Theme,1972,Stockholm,Ways to take better care of the earth,2002,Johannesburg,sustainable development,Part 1,Listening,可持续发展,Part 2,What are the “big three”,2 Why do people call the “big three” the three biggest killers in the world,3 How many people on earth do not have access to clean water,4 What is the main cause of millions of deaths in rural areas,Which Chinese officer attended the meeting? What did he say,para2 -3,1. What are the “big three”,The big three,contaminated drinking water （饮水污染,poor sanitation （卫生状况恶劣,air pollution,5 Which Chinese officer attended the meeting? What did he say,Premier Zhu Rongji,Part 3,1 Whats the use of conferences like the Earth Summit,2 How can we save the earth according to Para4,4 What is the key to solving the major problems?Why,para4-7,2 How can we save the earth according to Para4,Only by changing the way we live can we save earth,We can save the earth only by changing the way we live,You can solve the problems only in this way,Only in this way can you solve the problem,4 What is the key to solving the major problems? Why,in harmony with,put an end to,be wiped out,There is a good chance(that,in a state of agreement,finish,clean sth.by wiping/destroy,It is likely that,Conclusion (para7) Q: What is the key to the problem according to the text? Why,education,1. To build a better society and put an end to the death and suffering caused by the big three,2. To wipe out much of the poverty,3. To see less violence and fewer wars,As we know the Earth Summit is a place to find solutions for the future. Some people say that money can solve all problems, but some say knowledge.Which one do you agree? Money or knowledge,Lets share your point of view,I think money,No, knowledge,Thinking,Language points: 1 可持续发展 取得进步 继续做某事 据所说 世界上；到底 有的机会,sustainable development make much/ little progress continue doing/ to do according to on earth have access to,7 对负责 8 尽力做 9 采取行动做 10 有影响， 起作用,have a responsibility for be responsible to sb. be responsible for sth. sb. do whatever sb. can to do take action to do make a difference,11 是的关键 和睦，融洽 结束 擦洗 ，去除， 消灭 15 有的机会,the key to sth./doing sth. in harmony with put an end to wipe out There is a good chance that,Homework,1. Make up a poster to arouse people to stop polluting the environment,2. Preview Grammar-Inversion,But now