Unit 2 Saving the EarthTopic3 What can we do at home to protect the environment? Section A


Do you know how these kinds of pollution affect our environment?


What should we do to improve our environment?


What do they mean?Are you a greener person?Which day is the World Environment Day?


Can you sort the garbage?


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.


Listen to 1a again and answer the questions.(1) Who is working for an organization that protects the environment? Jane.(2) What’s her main job? Her main job is to help spread the message about protecting the environment. (3) Should we use both sides of paper? Yes, we should.(4) Why is the recycling useful? It can protect the environment, and it can save money, too.


1b Listen to 1a and complete the table. An interview with Jane where Jane works in an ________________ to ______________________what Jane is doing helping ________________ about protecting the environment what we can do at home ________________ we produce what students can do at school collect __________ and soft drink cans organization protect the environmentspread the message reduce the wastewaste paper


Key words 1.work for an organization 2.help spread the message 3.the three R’s ---reduce, reuse and recycle 4.reduce the waste 5.reuse plastic bags 6.recycle7.encourage sb. to do sth. 8.sort Retell it


1c Read 1a and complete the sentences. 1.The three R’s ---______, ______ and _______ --- are important. 2.At home, we can, for example, use both ______ of paper and reuse _____ bags. 3.At school, students are encouraged to _____ waste paper and ______________ because recycling can protect the ____________ and _______ money. 4.Then we _______ them ______ they can be recycled. reducereuserecyclesidesplasticcollectsoft drink cansenvironmentsavesortso that


•(1) We should use plastic bags as few as possible.•(2) We should throw the garbage in the river.•(3) We should reduce the waste we produce.•(4) We should use both sides of paper.•(5) We should throw the plastic bags rather than reuse them.You can nod or shake the head! Nodding the head means agreement. Shaking the head means disagreement. v.点头n. 同意


•(1) You nod your head and it means agreement. •(2) Hurry up, or you’ll miss the train.•(3) Water is important but some people don’t save it. •(4) Some people protect animals while others kill animals.


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2 Combine the sentences with or, and, but or while, making some changes if necessary. •1. Noise is a kind of pollution. It’s harmful to our hearing. Noise is a kind of pollution and it’s harmful to our hearing. •2. Work hard. You will fail the exam. Work hard, or you will fail the exam.•3. Nodding the head means agreement. Shaking the head means disagreement. Nodding the head means agreement while/but shaking the head means disagreement.•4. Hurry up. You will miss the bus. Hurry up, or you will miss the bus.•5. He has failed several times . He never gives up. He has failed several times, but he never gives up.放弃


3a Read the table and write the correct letter under each picture. Then sort the garbage based on your own knowledge. paper cupsglass bottlescansplastic bagsnewspapers



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•Read 1a.•Memorize the useful expressions and key sentences which we learn today.•Finish Section A in your workbook.•Preview Section B.AssignmentAssignmentAssignmentAssignment