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1、Unit 2 Saving the EarthTopic 3 What can we do at home to protect the environment? 复习课复习课 西峡县丹水二中西峡县丹水二中 刘艳萍刘艳萍What should we do to improve our environment? Step One: 设疑自探设疑自探Read Topic 3 and tell what you want to ask .Step Two:解疑合探解疑合探要求：要求：1 1、小组长认真负责，确保人人参与。、小组长认真负责，确保人人参与。2 2、本组内若有其他个别问题，请一并解决。、本
2、组内若有其他个别问题，请一并解决。3 3、组长集中全组学生对展示和评价对象进行、组长集中全组学生对展示和评价对象进行 帮扶，确保代表本组最高智慧。帮扶，确保代表本组最高智慧。4 4、时间、时间6 6分钟。分钟。Discuss and solve the questions in groups.展示点评分工表展示点评分工表 展示要求：展示要求：书写迅速，字迹工整，答题规范书写迅速，字迹工整，答题规范 展示任务展示任务 展示小组展示小组 展示方式展示方式评价小组评价小组 1书面 2书面 3书面 4口头Some important phrases in Topic 3 .work forspread
3、 the message abouton both sides of paperencourage sb. to do sth.hurry upgive upought to do sth.travel a short distanceafter allrenewable energyin the 1990sreach a speed ofrun outremove sth. from kite sb. on ones legsUseful expressions1.Would you like to be a greener person?2.First, you ought to shut
4、 off the electricity when you leave a room.3.Easier said than done.4.The train can reach a top speed of 431 km per hour.5.Hurry up, or you will miss the bus.6.Some things we have done are good for the earth while some are bad.并并 列列 句句并列连并列连词词 or, and, but ,while等等的的用法用法（1 1）表示并列关系，用表示并列关系，用and（2 2）表
5、表转转折，用折，用but, while（3 3）表表选择选择，用，用or, either or（4）表因果，用）表因果，用so，for.根据句意选出恰当的选项填空根据句意选出恰当的选项填空：1.Id love to go to the party _ (but / and) I cant.2.Susan is in Class One _ (and / or) I am in Class Two.3.I cant answer the question _ ( or /while) John can.4.The children can go with us, _ (or / but) the
6、y can stay at home.5.I had a pain in my foot, _ (but / so) I went to see a doctor.butandwhileorso How can we become a greener person?How can we become a greener person?Turn off the lights when we leave a room.Walk or ride a bike instead of taking a bus or a taxi.Take a cloth bag when we go shopping.
7、 Dont drive a car if you travel a short distance. Write on both sides of the paper. Dont use the things that can be used only once. After we wash faces, we can use the water to wash clothes. Turn off the TV set while we are away. Throw the rubbish here and there. Dont spit in a public place. Draw a
8、beautiful picture on the public walls. Dont throw things away if they can be reused. Go to school by bike instead of by bus. Collect the rubbish and try to sort it.Pour dirty water into rivers directly.Turn off the lights when you go out.Which one is right? Step3 质疑再探质疑再探( ) 1. Help others whenever
9、you can _ youll make the world a nicer place to live in. A. or B. and C. but D. while( )2. Cross the road carefully, _ youll keep yourself safe . A. so B. or C. but D. and ( ) 3. Hurry up, _ youll be late for the concert . A. or B. so C. but D. and ( ) 4. -Tell us something about Canada, OK? - Im sorry. _ Jack _ I have ever been there. A. Either, or B. Not only, but also C. Both, and D. Neither, nor ( ) 5. I always enjoy visiting London, _ I wouldnt like to live there. A. because B. so C. but D. and Choose the best answer.BDADCThank you!
