英语人教版九年级全册Unit13SectionA(1a-1c).ppt

1、,九年级（下）,Go,for,it!,学练优英语教学课件,学练优九年级英语下（RJ）教学课件,SectionA(1a-2d),Unit13Weretryingtosavetheearth!,学习目标,Keywords&phrases:litter,bottom,fisherman,coal,ugly,advantage,cost,wooden,plastic,makeadifferenceKeysentences:1.Theriverwasdirty.Eventhebottomoftheriverwasfullofrubbish.2.Butitusedtobesoclean!3.Yes,but

2、peoplearethrowinglitterintotheriver.,Readandlearn,Wordsandexpressions,Leadin,Theearthispolluted.,airpollution,Thefactoriesthatburncoalpollutetheairwithalotofblacksmoke.,waterpollution,Factoriesputwasteintotheriver.,litterv.乱扔n.垃圾rubbishwaste垃圾，废弃物,mobilephonepollution,noisepollution,Therearemorecars

3、ontheroad.,Presentation,1a,Herearesomewordsrelatedtodifferentkindsofpollution.Writethemintheboxbelow.Thenaddmorewords.,noisepollution_,airpollution_,waterpollution_,loudmusic,planes,mobilephones,factories,cars,smoking,ships,factories,littering,rubbish,buildinghouses,buildinghouses,1b,Listenandcomple

4、tethesentences.,reallydirty,rubbish,fish,litter,waste,government,closedown,cleanup,1c,Theriverwasdirty.Eventhebottomoftheriverwasfullofrubbish.,Butitusedtobesoclean!,Role-playtheconversation.,Yes,butpeoplearethrowinglitterintotheriver.,Everyoneinthistownshouldplayapartincleaningitup!,Practice,Makeco

5、nversationsusingthepollutionin1a.,.,.,Languagepoints,1.Weretryingtosavetheearth!我们正在竭尽全力拯救地球!trytodo=tryonesbesttodo努力去做某事。e.g.Everystudentshouldtrytostudyhardinordertostudyinagooduniversity.为了进入一所好大学学习，每个学生都应该努力学习。,2.Herearesomewordsrelatedtodifferentkindsofpollution.berelatedto与有关e.g.Iamnotrelated

6、tohiminanyway.我和他无任何关系。,3.Everyoneinthistownshouldplayapartincleaningitup!playapartin在方面起作用e.g.Agooddietplaysalargepartinhelpingpeoplelivelonger.健康的饮食在帮助人们长寿方面起着非常大的作用。playapart在中扮演角色e.g.HewasinvitedtoplayapartinthisTVplay.他被邀请参加这个电视剧的演出。,4.Eventhebottomoftheriverwasfullofrubbish.Yes,butpeoplearethr

7、owinglitterintotheriver.,litter和rubbish都可指“垃圾”，用作不可数名词。rubbish指“没用的东西(被扔或将要丢弃的无用的东西)”不可回收。,litter指“(室内或公共场所)乱扔的废物(纸屑、不要的包装纸、废瓶等)”还可回收。e.g.Throwtherubbishout.把垃圾扔出去。Theroomisfullofrubbish.房间里堆满了垃圾。Pickupyourlitterafterapicnic.野餐后将废弃物收拾好。,2a,Listentotheinterview.CirclethekindsofpollutionthatJasonandSu

8、santalkabout.,landpollutionB.airpollutionC.noisepollutionD.waterpollution,2b,Listenagainandcompletethesentences.,1.Theairisbadlypollutedbecausethereare_ontheroadthesedays.2.Factoriesthatburncoalalso_theairwithalotofblacksmoke.,morecars,pollute,3.Thereisalsotoomuchrubbishandwaste.People_thingseveryda

9、y.4.Peoplearealsolitteringin_likeparks.Thisisturningbeautifulplacesintougly(丑陋)ones.,arethrowingaway,publicplaces,Usetheinformationin2aand2btorole-playconversationsbetweenJasonandSusan.,2c,Theairhasbecomereallypollutedaroundhere.Imgettingveryworried.,Yes,Iusedtobeabletoseestarsinthesky.,Theproblemis

10、that,Whatshouldwedotosavetheearth?,Discussion,1.Turnoffthelightswhenyouleavearoom.,关掉,2.stopridingincars,3.stopusingpapertowelsornapkins（餐巾，餐巾纸）,4.recyclebooksandpaper,回收利用,5.,2d,Read2dandcompletethechart.,takethebus,subwayorrideabikeinsteadofdriving,bringabagtogoshopping,nevertakewoodenchopsticksor

11、plasticforksbutusetheonesathomewhilebuyingtakewayfood,throwrubbishinthebins,Role-play,JasonandSusan,whatareyourideasforsolvingtheseproblems?,Languagepoints,Thisisturningbeautifulplacesintouglyones.turninto把变成,e.g.Theicyrainseemedliketoturnintosnow.渐渐地冻雨又变成雪花的模样。,2.Itsgoodforhealthanditdoesntcostanyt

12、hing!costv.花费；使付出指花费金钱，主语通常是物。cost的过去式和过去分词均为cost。,e.g.ThenewshirtcostMr.Wang200yuan.王先生花了200元买了新衬衫。Howmuchdoesthenewcomputercost?新电脑花了多少钱？,take,spend,pay&costtake，spend，pay和cost都可以表示“花费”，但它们的用法各有不同。1)take多表示花费时间，常用于Ittakessb.sometimetodosth.这一句型中，其中it作形式主语。e.g.Itusuallytakesme40minutestocookthedinn

13、er.,2)spend多表示花费时间和金钱，主语通常是人，常用于sb.spend(s)sometime/moneyonsth.和sb.spend(s)sometime/money(in)doingsth.两种句型。e.g.Davidspent2,000yuanonthenewmachine.Myfatherspendsanhour(in)watchingthenewsonTVeveryday.,3)pay多表示花费金钱，主语通常是人，常用于sb.pay(s)somemoneyforsth.句型。e.g.Tommypaid20yuanforhisbreakfastyesterday.4)cost

14、多表示花费金钱，主语通常是物，常用于sth.cost(s)(sb.)somemoney句型。e.g.ThenewdresscostLinda88yuan.,根据句意用take,spend,pay或cost的适当形式填空。1.Thatnewcar_themlotsofmoney.2.Mona_50yuanonthebooksjustnow.3.Itusually_meanhourtodomyhomework.,cost,spent,takes,4.Youshould_sometimepractisingyourpronunciation.5.Mybrother_6,000yuanforthene

15、wcomputeryesterday.,spend,paid,3.Sotogether,ouractionscanmakeadifferenceandleadtoabetterfuture!makeadifference(to)(对)产生影响或作用e.g.Doyouthinkhiswordswouldmakeanydifferencetothefinaldecision?你认为他的话会对最后的决定产生影响吗？ThenewteacheralwaysencourageslittleTom.Thishasmadeabigdifferencetohim.新来的老师总是鼓励小汤姆，这对他影响很大。,用动词的适当形式填空。1.Weretrying_(