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1、 Unit 2 Topic 3Unit 2 Topic 3 Would you like to be a greener person?Section BSection BThe earth is less beautiful than before.1.Do you often leave rubbish anywhere?2.Do you often use both sides of paper?3.Do you often save water?4.Do you take a bus to school?5.Do you walk on grass or pick flowers?6.
2、Do you collect soft drink cans?7.Do you plant trees every year?8.Do you often order more food than you can eat?Make a survey!-Are you a greener person?What should I do to be a greener person?plant more treescare for wild animalsleave rubbish here and therespit in publicwalk on grass or pick flowers
3、-should/shouldnt do-had better(not)do-Please(dont)do-ought(not)to do-（不）（不）应该应该表达建议表达建议Easier said than done.说起来容易做起来难。说起来容易做起来难。Actions speak louder than words.行动胜于言辞。行动胜于言辞。shut off the electricityWhat should I do when I leave a room?关闭关闭You ought to-when-.n.n.电，电能电，电能take a cloth bag n.布料What sho
4、uld I do if I travel a short distance?plastic bagsinstead of instead of 取代，而不是取代，而不是-Youd better-if/when-.1b Listen to 1a and choose the correct answers.1.Jane and Michael are mainly talking about _.A.why we should shut off the electricity when we leaveB.what we should use when we go shoppingC.how t
5、o be a greener person2.Actions speak louder than words means _.A.words are not as loud as actions B.to do well is better than to say well C.actions can speak,but words cant do it ReadingTo be a greener person1._ when you leave the room.2.If you travel a short _,you shouldnt_,but_.So this helps to _
6、and _.3.When you go shopping,youd better _ instead of using _.Shut off the electricity distancetake a bus or a taxiwalk or ride a bikesave energy reduce air pollutiontake a cloth bagplastic bagsPair workGroup work-Retelling（接（接龙龙比比赛赛吧！）吧！）First,you ought to-when-Second,youd better-instead of-if-dist
7、ance .Third,please-when-.1._ waste.Dont buy cups or boxes which can be used only once.2.Save electricity._the lights when you are not using them.3._ boxes and plastic bottles.4._fruit and vegetables yourself.5.Try to _ a bike when you travel.6._both sides of the paper.7._ the pans when you are cooki
8、ng.shut off reduce grow recycle ride cover use Reduce Shut off Recycle GrowrideUseCover2645173As a student,what can we do to be a greener person?R:What can we do to be a greener person?B:We should-C:Wed better-D:We ought(not)to-E:Please(dont)do-InterviewWriting TimeLiMing wants to be a greener perso
9、n,too.But he doesnt know what to do.Please write to him on how to be a greener person.You may begin like this:Dear LiMing,Im so glad that youd like to be a greener person.I want to share some advice with you.First,-.Second,-.Third,-.In a word,-Goodbye!Writing TimeWhat should we do to be a greener pe
10、rson?Please write your advice on the paper,then stick it on the school board.ought to情态动词情态动词 应该，应当应该，应当+动词原形动词原形eg.You ought to turn off the lights when you leave a room.ought not to+动词原形动词原形不应该做，不应当做不应该做，不应当做eg.You ought not to get up so late in the morning.你应该在离开房间的时候关灯。你应该在离开房间的时候关灯。你不你不应该应该在早上晚起。在早上晚起。ought to 疑问式疑问式ought sb to do sth.?Yes,sb ought./No,sb.ought not.eg.Ought we to go there?我们应该去那儿吗？我们应该去那儿吗？Yes,you ought.是的是的,应该应该。No,you ought not.不不,不应该。不应该。