Unit 2 Saving the earth.Topic 3 Section B 课件仁爱版英语九年级上册.pptx

Unit 2 Saving the earthTopic 3 What can we do at home to protect the environment?Section B,Complete the sentences with or, and, but and while.,Be quick, _ well be late.Werantothetrees,_wecouldntseeanymoremonkeys.Charlietookthejob, _hediditverywell.Thinkitover, _youwillfindaway.Helikesplayingfootball,_hiswifelikesplayingbaseball.Honeyissweet，_thebeestings.,or,but,and,and,while,but,How do you sort the garbage youve collected on your own Clean-up Day?,reuse,reduce,recycle,others,plastic bottles.,paper bags and cups.,lunch boxes,soft drink cans, plastic bottles, waste paper, glass, paper bags and cups .,batteries .,Questions for Section A,What are the three Rs ? Reduce, reuse and recycle.What can we do at home to protect the environment? We should reduce the waste we produce. For example, we should use both sides of paper and reuse plastic bags.What can student do at school to protect the environment? Collect waste paper and soft drink cans, and then sort them so that they can be recycled.,Learning tasks,New words, key phrases and sentences.What are Jane and Michael talking about?What should we do to be a greener person?,New words, key phrases and sentences,You ought to shut off the electricity when you leave a room.,used to say what is the right thing to do 应当；应该used to say what you expect or would like to happen 应该used to say what you advise or recommend 应该used to ay what has probably happened or is probably true 应该,If you shut off something such as an engine or an electrical item, you turn it off to stop it working.,Electricity is a form of energy that can be carried by wires and is used for heating and lighting, and to provide power for machines.,New words,Youd better walk or ride a bike instead of taking a bus or a taxi if you travel a short distance.Take a cloth bag when you go shopping.Actions speak louder than words.,Cloth is fabric(织物) which is made by weaving(编织） or knitting (编织） a substance (材料、质地） such as cotton, wool, silk, or nylon. Cloth is used especially for making clothes.,An action is something that you do on a particular (特别的） occasion (场合、时机）.,The distance between two points or places is the amount of space between them.,Questions & Answers,What are Jane and Michael talking about? They are talking about how to be a greener person.What should we do to be a greener person according to 1a? First, we ought to shut off the electricity when you leave a room. Second, wed better walk or ride a bike instead of taking a bus or a taxi if you travel a short distance. Third, take a cloth bag when we go shopping. Dont use plastic bags.,Listen and complete.,You ought to shut off the electricity,distance,take a bus or a taxi,walk or ride a bike,save energy,reduce air pollution,take a cloth bag,plastic bags,Retell how to be a greener person according to 1c.,What else we can do to be a greener person?,Choose and Complete,_ waste. Dont buy cups or boxes which can be used only once. Save electricity. _ the electricity when you are not using it. _ boxes and plastic bottles. _ fruit and vegetables yourself. Try to _ a bike when you travel. _ both sides of the paper. _ pans when you are cooking.,shut off reduce grow recycle ride cover use,Reduce,Shut off,Recycle,Grow,ride,Use,Cover,Match,Read and Fill,The earth is our home. Some things we have done are good for the earth while some are bad. We have polluted the earth, and it is sick now. We cut down too many trees, so lots of rich land has changed into desert. Factories pour waste water into rivers. Pollution has caused many serious problems. The earth is crying for help. What shall we do to save it? We should plant more trees, reduce the waste we produce, recycle the waste paper and soft drink cans, and ride bikes to reduce air pollution. I think we should try to be greener people to protect our earth. After all, we have only one earth. We should do everything to protect it, or well be punished and lose our home.,4 Work in groups and survey your group members about what they do to be greener people. Then report it to your class. Pay attention to the stress, liaison, incomplete plosion and intonation.,Example:A: Wha(t) do you often do to be a greener person ? B: Well. I always shut off the electricity when I am not using it . A: Good. What about you , John?C:,Summary,We learn: 1. Some words: action, distance, electricity 2. Some phrases: ought to, shut off, after all 3. Some useful sentences: (1)Would you like to be a greener person? (2)First, you ought to turn off the lights when you leave a room. (3)Easier said than done. (4)Well, actions speak louder than words.We Can: 1. Use the proper ways to protect the environment in our life. 2. Talk about the greener life style.,Homework,Workbook: Unit 2 Topic 3 Section BExercise book: Write a short passage about how to be a greener person.Optional work: Collect more information about how to be a greener person.,