2023學(xué)年完整公開課版新Unit Topic Section D

Unit2SavingtheEarth

Topic2Alltheseproblemsareveryserious.

SectionD

waterpollution

Asweallknow,waterpollutionisbecomingmoreandmoreserious.Somefactoriespourwastewaterintotherivers.Asaresult,itmakesthewaterdirtyandsmellterrible.Mostoffishinthewaterhavediedandwecan’tswiminthewater.Waterisveryimportanttohumanbeings,soweshoulddoourbesttoprotectandsaveit.Luckily,ourgovernmentistakingmeasurestoprotectthewaterfrompollution.Youcanwriteitlikethis:1aReadthepassageandputthefollowingparagraphsinthecorrectorder.

()Theseaseemstohavethebestanswer.Thereisplentyofwaterinthesea.Butweneedtotakethesaltawayfromtheseawater.Thisisveryexpensive.Ifscientistscanfindcheaperwaystodoit,wecansolvetheproblemoftheshortageofwater.()Howcanweavoidaseriouswatershortage?First,weshouldsavewaterandnotwasteit.Second,weshouldprotectourwaterresourcesandnotpollutethem.Third,weshoulddiscoverwaystoreusewater.Scientistshavemadesomeprogressinthisfield.Today,somelargecitiesarereusingtheirwater.Butpeople’sneedforwaterisincreasingdaybyday.Westilldon’thaveenoughwater.Whatelsecanwedo?()Althoughtheworldishungry,itiseventhirstier.Whilenearly?oftheearthiscoveredwithwater,wearestillshortofdrinkingwater.Thisisbecauseabout97%ofthewaterontheearthisseawater.Sowecan’tuseitforwateringplantsordrinkingdirectly.Humanscanonlydrinkandusefreshwaterfromplacesincludingrivers,lakesandunderground.123Importantphrases:1.被…覆蓋2.短缺/缺少…的短缺3.避免做某事4.重復(fù)用水5.在這個(gè)領(lǐng)域6.日復(fù)一日7.似乎做某事8.許多的/大量的9.把…從…拿走/帶走

becoveredwith/by

beshortof

theshortageof…

avoiddoingsth.

reusewater

inthisfield

daybyday

seemtodosth.

plentyof…

take…awayfrom…2Discussingroupsdifferentwaysofprotectingandsavingwater.Writedownthekeyinformation.Example:Passlaws(n.法律)againstwaterpollution.Collectandreusewastewater.……3.Writeaproposalaboutsavingwatertoallthestudentsinyourschool.

Mydearfriends,Waterisveryimportanttohumanbeings.Let’sdosomethingtoprotectandsaveit.First,________.Second,_________.Third,_________.Let’stryourbesttosavewaterandourplanet._____________Mydearfriends,Waterisveryimportanttohumanbeings.Let’sdosomethingtoprotectandsaveit.First,weshouldprotectourwaterresourcesandnotpollutethem.Thegovernmentshouldalsopasslawsagainstthewaterpollution.Second,weshouldsavewaterinourdailylife,turnoffthetapsintime,takeashowerinsteadofabath,andalwaysremembertocollectandreusewater.Third,let’strytospreadthemessageaboutprotectingandsavingwater.Makemorepeoplearoundusknowtheproblemofwatershortageandhowtohelpsolveit.Let’stryourbesttosavewaterandourplanet.StudentUnionYoucanwriteitlikethis.GrammarIndefinitePronounandAdverb

_______ofuslikespollution.Don’tspit___________inpublic._________shouldcareforwildanimalsandplantmoretrees.Weshoulddo___________wecantoprotecttheenvironment.NoneanywhereEveryoneeverythingIndefinitepronounandadverb不定代詞和副詞一、構(gòu)成。不定代詞、副詞是由some,any,no,every與thing,one,body,where等構(gòu)成。E.g.something,someone,nowhere,anybody等。二、用法。1．通常情況下,由some,every加后綴構(gòu)成的不定代詞、副詞常用于肯定句；由any加后綴構(gòu)成的不定代詞、副詞常用于疑問(wèn)句、否定句中。E.g.Youwillfindyourbagsomewhere.Canyouhearanything?2.注意：當(dāng)說(shuō)話人希望得到肯定答復(fù),或是表示建議、請(qǐng)求等意圖時(shí),something,somebody,someone也可以用于疑問(wèn)句中。當(dāng)要表達(dá)“任何人；任何事物”時(shí),anything,anybody,anyone也可以用于肯定句中。E.g.Wouldyoulikesomethingtodrink?AnybodycandoitexceptTom.1.—Whichwouldyouliketodrink,teaorcoffee?—________,thanks.I’mnotthirsty.A.Either B.Neither C.Little D.Few

2.Thestudentsaredoingsomecleaning.Somearesweepingthefloor,________arecleaningthedesksandchairs.A.other B.theother C.another D.others

3.Myparentsare________doctors.A.both B.all C.either D.neither4.Thereis________withmycomputer.Canyouhelpme?A.wronganything B.anythingwrong C.wrongsomething D.somethingwrong5.Thewindwasblowingstrongly.________peoplewalkedinthestreet.A.Little B.Alittle C.Few D.Afew6.Hurryup.Thereis________timeleft.A.alittle B.little C.afew D.fewExercisesFunctions______aresult（結(jié)果）,alotofrichlandhaschan