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九年级英语上册 Unit 2 Saving the earth Topic 2 All these

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  • 2021-04-11 13:20:42
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Unit2SavingtheEarthTopic2Alltheseproblemsareveryserious.•SectionDWhatcanyoulearnformtheshortmovie?Waterisimportant.Becausehumans,animalsandplantscan’tlivewithoutwater.MovieNearlythreefourthsoftheearthiscoveredwithwater.waterontheearth3/4被……覆盖/'nɪəlɪ/几乎、将近Whilethereissomuchwateraroundtheworld,wehumansarestillshortofdrinkingwater.Sodoanimalsandplants.Doyouknowwhy?beshortof缺乏……1.Whyisourearththirstywhen¾oftheearthiscoveredwithwater?Becauseabout97%ofthewaterontheearthisseawaterandwecan’tuseitforwateringplantsordrinkingdirectly.2.Whatkindofwatercanhumansdrinkanduse?Humanscanonlydrinkandusefreshwaterfromplacesincludingrivers,lakesandunderground.Readandanswer.•Howcanweavoidaseriouswatershortage?First,weshouldsavewaterandnotwasteit.Second,weshouldprotectourwaterresourcesandnotpollutethem.Third,weshoulddiscoverwaystoreusewater.ReadParagraph2andmarkTorF.()Scientistshaven’tmadeanyprogressinthisfield.()Waterisreusednowhere.()People’sneedforwaterisincreasingdaybyday.FFTListentoParagraph3andfillintheblanks•Q:Howcanwechangeseawaterintofreshwater?•Weneedtotakethesaltawayfromtheseawater.seemstoplentyoftakeawaysolvetheproblembeshortofontheearthusesthforsth/doingsthavoidsthmake(some)progressinthefielddaybydayseemtodosthplentyoftakeawaytheshortageof1.缺乏……2.在地球上3.用某物做某事4.避免某事5.取得(一些)进步6.在这个领域7.一天天8.似乎/好像做某事9.大量的10.带走、拿走11.……的缺乏领域;场地,田地1.2.3.4.5.6.7.8.9.10.11.onebyoneyearbyyearstepbystep一个接一个一年年一步步1.Ifwewanttousetheseawater,wemust_________(拿走)thesaltfromtheseawater.2.Howcanwe_________(避免)aseriouswatershortage?3.Weshould__________(找到)waystoreusewater.4.People’sneedforwaterisincreasing____________(一天天).5.Althoughtheworldishungry,itiseven______(更渴的)6.While___________(几乎,差不多)¾oftheearthiscoveredwithwater,wearestillshortofdrinkingwater.takeawayavoiddiscoverdaybydaythirstiernearlyWaterpollutionlessfreshwater•Weshouldprotectandsavewater.Howtoprotectandsavewater?Example:1.Passlaws(n.法律)againstwaterpollution.2.Collectandreusewastewater.3.——————————————4.——————————————5.————————————————————6.——————————————————7.________________________________________…TurnoffthetapsintimeTakeashowerinsteadofabathstop…from…,pour…into…,turnoff,tap(水龙头),washclothes/vegetables,cleanthefloor,throw…into…Stopthefactoriesfrompouringwastewaterintorivers.Don’tthrowlitterintothewaterAfterwewashclothesorvegetables,wecanreusethewatertocleanthefloor.Welearn:1.somewords:avoid,discover,thirsty,nearly,law2.somephrases:daybyday,beshortof3.somesentences:(1)Butpeople’sneedforwaterisincreasingdaybyday.(2)Whilenearly¾oftheearthiscoveredwithwater,wearestillshortofdrinkingwater.Wecan:1.Talkaboutwaysofsavingwater.2.Summarizeandusetheindefinitepronounandadverbcorrectly.3.Writeaproposal.Summary3.Writeaproposal(提议)aboutsavingwatertoallthestudentsinyourschool.Mydearfriends,Waterisveryimportanttohumanbeings.Let’sdosomethingtoprotectandsaveit.First,____________________.Second,_______________________________.Third,_______________________________.Let’stryourbesttosavewaterandourplanet.______________________Homework九年级英语上册 Unit 2 Saving the earth Topic 2 All these

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