Unit6SurvivalDevelopingideas課件-高中英語(yǔ)選擇性

Unit6SurvivalUnit6SurvivalPlanB:LifeonMars?LearningobjectivesInthisclass,youwillcompleteaquizaboutMars;figureoutthestructureofthepassage;findoutthedetailedinformationinthepassage;conductaninterviewaboutlivingonMars;writeasurvivalstory.1.Marsisthe____smallestplanetinthesolarsystem.a.secondb.thirdc.fourth2.ThesurfaceofMarsiscoveredin________.a.rocksb.waterc.grass3.TheaveragerecordedtemperatureonMarsis____.a.40oC

b.2oC

c.-63oC4.OnedayonMarsisabout_________long.a.18hoursb.24hoursc.37hoursWhatdoesthetitlemean?Thetitle

meansmovingtoMarsonedaywillbehumanbeings’_______choiceforsurvival.secondReadforstructure.PlanB:LifeonMars?ReasonsExplorationChallengesFuturePara1~2Para3Para4Para5Para.11．Para.1isaboutthe_____tolifeonearth.2．Therisksare_______________and_____________________.risksnuclearmissilesenvironmentalproblemsCareful-reading3．Whatarethesolutionstotherisks?Butscientistsarealsopreparingfortheworst：PlanB.coalandoilrenewableenergyLet’senjoythefilmTheDayAfterTomorrowmentionedinpara1.Para.21．Oneoptionisto_____________________toseeifwecouldliveonthem.Themostlikelychoiceis______.2．WhyisMarsourPlanB?exploreotherplanetsMarsBecauseMarsisrelativelyclosetoEarthandhasanenvironmentlesshostilethanthatofotherplanets.Let’senjoythefilmTheMartian《火星救援》mentionedinpara2.Paras.3—41．HowdohumanbeingsexploretheMars?SendingunmannedspacecrafttoMars；robotshaveexploredtheMartiansurface；spaceagenciesofvariouscountriesareplanningmannedmissionstoMars.2．WhatarethechallengesofmovingtoMars？Findtheminpara.4.(1)Sendingpeopletherewillrequirealltheskill，courageandintelligenceofthehumanrace.(2)ItwouldtakemonthstoreachMars，travellingthroughdangeroussolarradiation.(3)EvenifthefirstsettlersdoreachMarssafely，theymaynotbeabletoreturntoEarth—ever.theBiosphere2Choosethemagazineinwhichyouwouldmostlikelyfindthepassage?BiologyforFunEnvironmentalConcernsAllAboutSpaceTheTraveller1．Choosethestatementsthatcanbeinferredfromthepassage.1HumanshaveyetnotvisitedMars.2PeoplewanttogotoMarsonholiday.3ThereareplantsgrowingonMars.4ThegreatestrisktolifeonEarthusedtobenuclearmissiles.5Oneday，humanswillhavetogoandliveonanotherplanet.6OurPlanAincludesdevelopingrenewableenergyresources.7TheBiosphere2experimentendedinfailure.inferredfrompara.3inferredfrompara.4inferredfrompara.1inferredfrompara.1Sometimes,weneedtoformopinionsanddrawconclusionsthatarenotdirectlystatedwithinthegiveninformation.Forexample,fromthesentence“WhiletheMooncanbereachedwithindays,itwouldtakemonthstoreachMars,travellingthroughdangeroussolarradiation”,wecaninferthattheMoonislessexposedtodangerousradiationthanMars.Headingsandpicturescanalsohelpusmakeeducatedguessesaboutatext.LearningtolearnSummaryHumanbeingsarefacedwithserious1._____________(environment)problems,whichleadscientiststoconsidermovingtoMars2._____theenvironmentislesshostilethan3.____ofotherplanets.Mars4.______________(fascinate)peoplesinceancienttimesandrelevantmoviesalsogainmuch5.__________(popular)．SpacecraftandrobotshavebeensenttoexploreMarssincethe1960s，encouragingmore6._________(country)toplanmannedmissions.Thereisnodoubtthathumankind7.________(draw)towardsMarsdespitesomechallenges,8.___humansettlementofMarsisstilldecadesaway.Wehavetoadmitthat9.__________(protect)ourearthisthemosturgentsteprightnow.Weneedtotakemuchbettercareof10.____(we)ownplanet.environmentalwherethathasfascinatedpopularitycountriesisdrawnbutprotectingourNowworkinpairs.Findevidencetosupportyourchoices.HumanshaveyetnotvisitedMars.Oneoptionistoexploreotherplanetstoseeifwecouldliveonthem.4.ThegreatestrisktolifeonEarthusedtobenuclearmissiles.Inthe1960sand1970s,thegreatestfearwasthehumanrace,andpossiblyalladvancedlifeformsontheplanet,couldbewipedoutbynuclearmissiles.Nowworkinpairs.Findevidencetosupportyourchoices.6.OurPlanAincludesdevelopingrenewableenergyresources.Scientistsarethinkingofwaystolowerthisrisk,suchasreplacingcoalandoilwithformsofrenewableenergy.7.TheBiosphere2experimentendedinfailure.Thetwo-yearexperimentwasnotasuccess,itdidprovideuswithabetterunderstandingofhowhumansbeabletoliveonanotherplanet.What’stheauthor’spurposeinwritingthepassage?Theauthor’spurposeistoraisepublicawarenessofenvironmentalprotectionbypointingoutthetinypossibilityofourmovingtoMarsinthefuture.ThinkandsharePost-reading1.WouldyouliketobeoneofthefirstpeopletoliveonMars?Whyorwhynot?2.Whichisbetter,toliveonMarsortosolveEarth'sproblems?Why?No.ItishardtosayiftheconditionsonMarsaresafeandproperforhumanbeingstoliveonit.IthinkthatitisbettertotrytosolveEarth'sproblems.Ontheonehand,Earthistheplacewherelifebegan,wherelifehaslivedforbillionsofyears.Ontheotherhand,itiseasierandsaferforustoprotectandsaveourplanetthantomovetoanotherdistantplanet.ThinkandsharePost-reading3.Canyouthinkofa“PlanC”tosavepeoplefromtheproblemsonEarth?AllcountriesgettogethertocreatetheCommunityofSharedFutureforMankind.Inpursuingitsowndevelopment,anycountrypromotesthecommondevelopmentofallcountries.Allshouldbeawarethatthereisonlyoneearthformankindandallcountriesliveinoneworld.Countriesshouldrespecteachotherandtreateachotherasequals,pursuewin-wincooperationforcommondevelopment,ensurethesecurityofcommoncomprehensivecooperationandsustainabledevelopment,andpromoteinclusiveexchangesandmutuallearningamongdifferentcivilizations.ThinkandsharePost-reading4.Whatthemedothetworeadingpassagesinthisunithaveincommon?Onwhataspectsdoeseachpassagefocus?Thetwopassagessharethethemeofprotectingourlivingenvironments.Thefirstpassagefocusesonbalancingnatureandurbandevelopment,andtheneedforharmonybetweenhumansandanimals.ThesecondpassagefocusesonourneedtoprotectEarthevenifweintendtosettleonotherplacessuchasMarsinfuture.Pairwork.ConductaninterviewaboutlivingonMars.Post-reading1.Decideyourroles.2.LookatthesamplequestionsaboutlivingonMarsandaddanymoreyoucanthinkof.Thenwritedownsomeanswers.

◎Whatcanyouseefromthewindowofthespacecraft?

◎Canyougooutside?

◎HowdoyougetfoodonMars?

◎WhatdoyoumissaboutEarth?QuestionsAnswers1.Whatcanyousee?

2.Canyougooutside?3.HowtogetfoodonMars?4.WhatdoyoumissaboutEarth?Sanddunesandstonesarewide