高中英语第二册上Unit 9 Saving the earth--Period 2 Let is readVIP免费

Unit9SavingtheearthPeriod2Let’sread!(WelcomeToTheEarthSummit)Goals◆ProvidestudentswithopportunitytoknowabouttheEarthSummit.◆KnowaboutthepurposeoftheEarthSummit:Howcantheearthbebettertakencareof?◆Haveaunderstandingof“sustainabledevelopment”,oneofthemainthemesof2002EarthSummit.◆Helpthestudentsknowabouttheseriousproblems，orrather,“earthissues”,existingintheworld.◆TheEarthSummitisaplacetofindsolutionsforthefuture.ProceduresLeadingin(1):byintroduction.(lockstepwork,approx.5min.)TheEarthSummitistheinformalandbest-knownnamefortheUnitedNationsConferenceonEnvironmentandDevelopment(UNCED).TheEarthSummitwasfirstheldinStockholm,capitalofSweden,toexchangeideasonhowtoprotecttheearth.Since1972to2002,theEarthSummithasaltogetherbeenheld21times,eachwithatheme.Forexample,thethemeofthefirstEarthSummitwasontheHumanEnvironment,thethemeofthe14thEarthSummitinBeijingin1995wasonActionforEquality,DevelopmentandPeace,andthethemeofthe21stEarthSummitinJohannesburgin2002wasonSustainableDevelopment.Now,boysandgirls,letsreadthetextinsilence,andanswermyquestion:WhyistheEarthSummitnotonlyjustaboutproblems,butalsoaplacetofindsolutionsforthefuture?用心爱心专心115号编辑Leadingin(2):bystory.(Lockstepwork,approx.5min.)Boysandgirls,todayI’dliketotellyouastoryaboutenvironmentalprotection.Asweallknow,theearthisourhome,withoutwhichwecouldn’tliveintheworld.Butithasbeenpollutedforalongtime.Inordertotakegoodcareofit,theUnitedNationsmade1970WorldConservation（自然保护）Year.Asaresult,peopleknowthattheworldisindanger.Itwashopedthatgovernmentwouldactquicklyinorderto“conserve”thenature.Hereisoneexampleoftheproblem.Atonetimetherewere1,300differentplants,treesandflowersinHolland,butnowonly866remain.Theothershavebeendestroyedbymodernmanandhistechnology.Wearechangingtheearth,theairandwater,andeverythingthatgrowsandlives.Wecan’tlivewithoutthesethings.Ifwecontinuelikethis,weshalldestroyourselves.Whatwillhappeninthefuture?Perhapsitismoreimportanttoask,“Whatmustwedonow?”Thepeoplewhowillbelivingintheworldoftomorrowaretheyoungoftoday.Alotofthemknowthatconservationisnecessary.Manyarehelpingtosaveourworld.Theyplanttrees,buildbridgesacrossriversinforests,andsoon.InasmalltownintheUnitedStatesalargegroupofgirlscleanedthebanksof11kilometersoftheirriver.Youngpeoplemayhearaboutarecordcalled“Noone’sgoingtochangeourworld”.ItwasmadebytheBeatles,CliffRichardandothersingers.Themoneyfromitwillhelptoconservewildanimals.(from:高中英语阅读一路通·高三p.341)Task1:Readingforgeneralideas.(Individualwork,approx.10min)用心爱心专心115号编辑1.Readthetextquicklyandanswerthefollowingquestions.①Whatwasthepurposeofthe1stEarthSummitheldinStockholmin1972?(Toshareideasabouthowwecantakecareoftheearth.)②Whatdoesthe“bigthree”mean?Whydopeoplecallthe“bigthree”thethreebiggestkillersintheworld?(The“bigthree”referstocontaminateddrinkingwater,poorsanitationandtheairpollution.Thereasonwhypeoplecallthebigthreethebiggestkillersintheworldisthattheycausemorethansevenmilliondeathseveryyear,whichtakesup15%ofallthedeathsintheworld.)③Howcanmansavetheearth?(Bychanginghowhelives.)2.Readthetextcarefullyandthendecidewhetherthegivenstatementsaretrueorfalse.①FromtheEarthSummit,weknowthattheearthisfacingsomeseriousproblems.(67·14,15)(T)②AsaresultofseveralEarthSummits,muchprogresshasbeenmadetosavetheearth.(67·17)(T)③The“bigthree”referstocontaminated...