高中英语绿色教学案例 
Senior 2 Book A Unit 9   Saving the EarthThe First Period   Warming up & Reading
Teaching Aims:
1。 Talk about nature, ecology and the environment。
  
2。 Make the Ss know the Earth Summit and the importance of the environment。
3。 Further develop students’ reading ability as well as listening and speaking abilities。
  
4。 Make the Ss learn some useful words and expressions。 
5。 Arouse the Ss to take better care of the earth and their environment
Teaching procedures:
Step 1   Warming up1。
   Begin the class by showing some pictures of serious environmental problems such as, the noise pollution, the water pollution, the air pollution and so on。
   。
2。 Ask the Ss some questions。
1)What’s the biggest problem facing the earth? Why do you think so?
2)What causes the problem?
3)What can we do solve the problem?  Leaders from different countries can hold a meeting and discuss how to save the earth。
  
Step 2   Lead in
The Earth Summit is going to be held in Johannesburg in South Africa。 As Chinese journalists, all of us are invited to report this important summit。
   
Step 3   Skimming
Before going there, we should know some information about the Earth Summit。 Do you anything about it?  。
  
It was first held in Stockholm in 1972。Representatives discussed some of the most important problems facing our planet。
   Much progress has been made。
Step 4   Scanning    
1。 Listen to Para 1 and find one of the main themes of the summit。Sustainable development 
2。
   Listen to Para 2& 3 and find what topics are talked about by the speakers。
1)The Big Three —— Contaminated drinking water  7,000,000
                Poor sanitation             1,200,000,000
                Air pollution               3,000,000
2) Poverty, War, Violence
What’s the present problem with the global development?
Richer people get richer while the poor get poorer。
   
What should people do to solve this problem?
Rich countries have a responsibility towards poor countries and must do whatever they can to help others。
  
3。 What’s purpose of the Earth Summit?
It helps people understand that there exist serious problems and that there is still time to take action。
  
Step 5   Future Discussion
Task 1   Interview Four Ss get a group。 Three of the members are experts at the Earth Summit。
   One is a journalist who is interviewing them about the way to solve the big three。 You may start like this:
“Dear experts, I’m a journalist from Chinese。
   I’d like to know…”
 Task 2   Creative ThinkingA visitor to the Earth Summit said that, “When I listened to the speakers, I realised that many of the things I do every day are bad for the environment…”Did you do anything bad for the environment? What will do to protect the environment?
Task 3   Debate
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? Ss will be divided into two groups。
   See which group can win the debate。
Step 6   Conclusion
    If we want to get knowledge, we must have better education。
   With better education, people will be able to build a better society in harmony with nature。 With better education, much of the poverty can be wiped out。
   With better education, we will see less violence and fewer wars。
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