Unit8 A green world,Welcome to the unit,A grey world,A green world,What is a green life?,We can _____ pollution by choosing public transport. To save water, we can ____ water if possible. It is wise to ______waste, like glass, paper and so on.,reduce,reuse,recycle,Kitty takes the _________ to school now because driving cars causes serious __ _______.,underground,air pollution,It is wise for people to choose ____ _______ or ride ______.,public transport,bicycles,We can take _____ showers to save water.,shorter,Remember to ___ ___ the lights when ______ a room.,turn off,leaving,How to live a green life?,Match the pictures with the correct sentences.,We can reduce air pollution by riding bicycles.,We can save water by taking shorter showers.,We can save energy by turning off the lights when we leave a room.,We can protect the environment by recycling waste.,1,3,2,4,What are they going to do?,a shovel to dig,make our town look nicer,keep the air clean,reduce dust,keep soil in place,provide home for animals,Further thinking: How can trees help us?,Watch and feel,1,2,3,4,Match,Role play,Work in pairs and act out the dialogue.,Tips: Speak fluently Use body l_______ Add a n___ ending,anguages,1,1,1,ew,Find out the secret picture.,W: Do you know what is a green life? S: Of course. To live a green life means we should W: I agree. We can also . by S: Yes. It is to W: Sure. If , . will . S: ,A small talk with the goodwill ambassador,Useful expressions: reduce / recycle / reuse/save wise/ necessary / important/ give a helping hand to the earth / Lets / I cant agree more. /,For a better life,For a green world,Make a pledge (諾言)and challenge others to take action,Make a pledge (諾言)and challenge others to take action,___________________________________ ( Your reason for reducing air pollution) To reduce air pollution, I will ___________ on World Environment Day. What will you do ____ to #BeatAirPollution?,Group work,Homework,Take a photo or video of yourself fulfilling your pledge and post it on social media.,實現,A green world,rich natural resources,a green life,new types of energy,a balance between ___ and ___, ,Eddie is _______ (挖) in his garden now. He dreams that a gold cup will be ___ (挖) out someday.,digging,dug, ,Now, Kate takes a minibus to go to school every day, because it _____ ____ air pollution.,causes,less, ,What did the girl do when brushing her teeth? Do you do the same thing?, ,What do they mean?,Are you serious? More and more families own cars and this causes serious air pollution. A. bad or dangerous B. important C. not joking, ,We should collect empty bottles because they can be sent to factories for r_______.,ecycling, ,Do you think so?,To reduce the greenhouse gases, like CO2, we can use one side of the paper and reuse old books.,two sides,Carbon Dioxide