Unit3EnvironmentalProtection大單元整體學(xué)習(xí)學(xué)程學(xué)案-高中英語(yǔ)人教版選擇性

高二英語(yǔ)大單元整體學(xué)習(xí)學(xué)程設(shè)計(jì)Unit3EnvironmentalProtection——Makeenvironmentalproposals班級(jí)：_________________________小組：_________________________姓名：_________________________單元概述【單元內(nèi)容】Thethemeofthisunitishumanandnature,whosetopicisEnvironmentalProtection.JustasMohandasK.Gandhisaid,“Earthprovidesenoughtosatisfyeveryman’sneeds,butnoteveryman’sgreed.”,inthisunityouwillbeawareoftheimpactsofhumanactivitiesontheenvironment,explorediverseenvironmentalproblems,workoutthecauses,impactandmeasuresofsomeseriousenvironmentalproblemsinordertosolvethem.Moreover,youarehopedtoputthemeasuresyoulearnedintopracticeinyourdailylife,andtrytoliveaharmoniouslifewithnature.【課標(biāo)要求】核心素養(yǎng)課標(biāo)要求語(yǔ)言能力語(yǔ)言知識(shí)詞匯能正確使用與“環(huán)境保護(hù)”主題相關(guān)的詞和詞塊來(lái)理解和表達(dá)。語(yǔ)法能夠理解并正確運(yùn)用直接引語(yǔ)和間接引語(yǔ)的轉(zhuǎn)換規(guī)則，能根據(jù)不同語(yǔ)境將陳述句、一般疑問(wèn)句、特殊疑問(wèn)句和祈使句形式的直接引語(yǔ)轉(zhuǎn)述為間接引語(yǔ)，提升語(yǔ)言表達(dá)的豐富性。語(yǔ)篇1.閱讀一篇有關(guān)氣候變化的說(shuō)明文，理解全球氣候變暖的原因、危害以及各國(guó)政府和個(gè)人應(yīng)該采取的有效措施，探究如何減少溫室氣體排放，控制全球氣候變暖的進(jìn)程。2.閱讀一篇漓江水污染治理的報(bào)告，了解漓江水污染的形成原因和治理措施，學(xué)習(xí)報(bào)告文體的語(yǔ)篇結(jié)構(gòu)和寫(xiě)作方法，掌握語(yǔ)篇中的主題詞匯。語(yǔ)用能夠運(yùn)用本單元所學(xué)語(yǔ)言就生活中的環(huán)境問(wèn)題寫(xiě)一份報(bào)告，說(shuō)明問(wèn)題的特征、形成原因和治理方案。語(yǔ)言技能聽(tīng)聽(tīng)懂訪談節(jié)目對(duì)話(huà)，了解霧霾的危害和產(chǎn)生原因以及如何應(yīng)對(duì)。說(shuō)在調(diào)查過(guò)程中，交流各自的環(huán)保行為，拓展環(huán)保知識(shí)，陶冶情操，增進(jìn)友誼。把環(huán)保教育與語(yǔ)法學(xué)習(xí)緊密結(jié)合，有機(jī)會(huì)運(yùn)用所學(xué)的語(yǔ)言結(jié)構(gòu)表達(dá)主題內(nèi)容和意義，促進(jìn)語(yǔ)言知識(shí)的內(nèi)化和遷移。讀1.閱讀文章，能夠抓住文章的邏輯順序，了解極端氣候變化的背后成因，認(rèn)識(shí)人類(lèi)活動(dòng)對(duì)全球氣候的影響；2.能夠把握其文體結(jié)構(gòu)、信息要點(diǎn)、語(yǔ)言特色等。寫(xiě)能夠結(jié)合本單元所學(xué)內(nèi)容審視自身環(huán)境保護(hù)意識(shí),并就此話(huà)題寫(xiě)一篇報(bào)告,恰當(dāng)使用直接引語(yǔ)和間接引語(yǔ)，邏輯清晰?？从^看"烏拉圭綠色學(xué)校"的視頻，反思保護(hù)地球的理念和措施。學(xué)習(xí)能力1.能夠理清事物發(fā)生的因果關(guān)系,制作流程圖和思維導(dǎo)圖來(lái)表達(dá)這種關(guān)系。2.能夠準(zhǔn)確記錄所聽(tīng)到的信息要點(diǎn),并整理成簡(jiǎn)明的概要,不遺漏核心信息。3.能夠積累、辨析和運(yùn)用同(近)義詞匯,構(gòu)建詞匯網(wǎng)絡(luò),豐富詞匯庫(kù)。文化意識(shí)1.了解氣候變化在不同國(guó)家和地區(qū)中的表現(xiàn)以及這些變化給不同國(guó)家和地區(qū)的人們的生活和生產(chǎn)帶來(lái)的影響。2.理解并感悟個(gè)人在環(huán)境保護(hù)中的作用和意義。3.理解環(huán)境問(wèn)題是需要全球共同面對(duì)和攜手解決的問(wèn)題,有意識(shí)地培養(yǎng)人類(lèi)命運(yùn)共同體意識(shí),節(jié)約地球資源,保護(hù)地球家園。思維品質(zhì)1.能夠根據(jù)數(shù)據(jù)圖表分析氣候變化的趨勢(shì),找到問(wèn)題產(chǎn)生的源頭與解決問(wèn)題的對(duì)策。2.能夠區(qū)分關(guān)鍵信息和非關(guān)鍵信息。3.能夠識(shí)別身邊的環(huán)境問(wèn)題,運(yùn)用所學(xué)知識(shí)提岀解決方案,增強(qiáng)解決實(shí)際問(wèn)題的意識(shí)和能力?！締卧繕?biāo)】Bytheendoftheunit,youwillbeableto:1.listdifferentenvironmentalissues,anddetailedsolutionsbyreadingandlisteningtotherelatedarticles.2.analyzespecificcausesofdifferentenvironmentalproblemsbybuildingamindmapanddiscussfeasiblesolutionsbywriting.3.makeanenvironmentalproposalforaspecificenvironmentalissuewithyourpartners.4.enhancetheawarenessofenvironmentalprotection,reconstructthethemeofenvironmentalprotectiontohaveabetterunderstandingofthewholeunit.【單元任務(wù)】Foralongtime,peoplehavebeenseekingresourcesfromnature,resultinginthedestructionoftheenvironment,ecologicalimbalance.However,wehaverealizedtheimportanceofharmonybetweenmanandnature.Recently,ourschoolhaslaunchedanenvironmentalprotectionactivity,aimingtoletusfindouttheenvironmentalproblemsaroundusandintroducetheseriousnessoftheproblemtoothers.Therefore,pleasemakeenvironmentalproposalsfordiverseenvironmentalproblems.【學(xué)習(xí)導(dǎo)航&課時(shí)安排】StageOverallPerceptionExploration&ConstructionApplication&TransferReconstruction&ExtensionPeriod1512OverallPerceptionOverallPerceptionEnvironmentalProtection—Understandenvironmentalproblemsfromdifferentaspects【LearningObjectives】1.Activatethetopicrelatedexpressionsandformtheknowledgesystemonenvironmentalprotection.2.Explainhowhumanactivitiesarerelatedtoenvironmentalproblemsinyourownwords.3.Describeanenvironmentalprobleminyourdailylifeandsharethereasons.【ContextandTask】Getoutofthehouseandvisityourhometown.Takealookatwhatkindofenvironmentalpollutionariseninyourhometown,andthinkaboutwhatmeasuresyoushouldtaketoprotecttheenvironmentofyourhometownsoastotrulyachieveharmonybetweenmanandnature.Activity1.Constructthethemerelatedvocabularyaboutenvironmentalprotection.Whatdoesthepictureonpage25ofyourtextbookdescribe?Wheredoyouthinkthisphotowastaken?Howdoyouunderstand“Earthprovidesenoughtosatisfyeveryman’sneeds,butnoteveryman’sgreed.”?Constructthethemerelatedvocabularyaboutenvironmentalprotectionandthinkabouttherelationshipbetweenhumanactivitiesandenvironmentalproblems.EnvironmentalProtectionEnvironmentalProtectionFactors:air,water,climatechangeCauses:greenhouseeffect,pollutionImpacts:raisingtemperatureSolutions:wastesortingsystem【Reflection】ThingsIlearnedaboutenvironmentalprotection:____________________________________________________________Exploration&ConstructionEnvironmentalprotectionExploration&Construction—Analyzetheeffectsofthepollutiononyouandthefutureactionsbytalkingandwriting【LearningObjectives】1.Describetheclimatechangeanditsinfluenceonourdailylifethroughthereading.2.Analyzetheeffectsofthepollutiononyouandthefutureactionbywriting.3.Shareyouropiniononenvironmentalprotectionbywritingareportabouttheenvironmentalissue.【ContextandTask】Inourdailylife,wealwaysfacesimilarsituationshereandthere:ifthewastegasisdischargedintotheair,itwillcauseairpollution;ifthevegetationofthemountainisdestroyed,itcantriggermudslidesandsoon.Ifso,itwilldoharmtoourhealthandendangerthelivesofpeople.Sohowcouldweimprovethesituationstomakeourlifebetter?Activity2.Discussclimatechange.1.ConstructthestructureofthetextClimatechangerequirestheworld'sattention.PartParagraphMainidea1The_________ofdramaticclimatechangethat__________________onEarth’secology.2The___________oftheincreaseinthe_________________________.3The___________oftheriseintemperature.4The___________toreducinggreenhousegasemissions.2.Doyouthinkclimatechangeistheresultofhumanactivity?Giveyourreasons.Whodoyouthinkshouldtakeresponsibilityfordealingwithclimatechange?Whatcanwedo?Activity3.Readthetextagainandpletethequestions.Readthetextandanswerthequestionsinexercise2.Finishthetwochartsaccordingtothepassage.(1)Readthethirdparagraphandpletethechart.__________greenhouseeffect__________greenhouseeffect__________greenhouseeffectkeepingEarth’sclimate__________and__________causingEarth’ssurfacetemperaturetorisequicklyiftoomuchheatenergy__________Greenhouseeffect(2)ReadthetextClimateChangeRequiresTheWorld’sAttentionandcreateadiagramdescribinghowthegreenhouseeffectworks.Activity4.Writeareportonanenvironmentalissue.1.Readthereportfinishtheexercise1&2onpage3233.2.Drawamindmaptoshowallthefactorsthatcausedthepollution.CausesofLiRiverwaterpollution3.Writeyourreportaccordingtoexercise4onpage33.CausesofLiRiverwaterpollution____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________Talkabouttheeffectsthattheenvironmentalissuebringstoourlifeandworkoutthesolutions.1.Theenvironmentalissuethatworriesyou:______________2.Workingroupsandcollecttheevidenceordataandsoon.(youcanuseadiagram,mindmaporaPPTforsupport)3.Surftheinternet,discussingroups,andaskforhelpfromteachersorstudents.Thenfigureoutthesolutions.4.Showyourgroupworkinclass.(aPPTorrelatedmusicisappreciated.)Application&TransferEnvironmentalprotectionApplication&Transfer—Makeenvironmentalproposals【LearningObjectives】1.Summarizehowtoprepareanenvironmentproposalbyreadingthetextbook.2.Figureoutthesolutionsfortheenvironmentalissueinyourmunityordailylifebymakingquestionnairesandanalyzingtheresults.3.Inspiremorepeopletopayattentiontothedailyenvironmentalissueandtakeactionbymakingyourpresentationabouttheenvironmentalproposal.【ContextandTask】Therearesmallenvironmentalissuesinourmunityoronourcampus,whichbringbigimpacts,suchasplasticbagwaste,energyconversation,wasterconversation,wastesortingsystemforrecycling,etc.Therefore,youchooseanenvironmentalissuetoaddress.Thenmakequestionnaires,analyzeandpreparetopresentanenvironmentalproposalforit.Activity6.Preparebeforeyoumaketheenvironmentalproposal.1.Ingroups,discussthefollowingquestions.Whatisthemainenvironmentalissueyouwanttoaddress?Chooseonefromthelistbelow,orthinkofyourown.PlasticbagwasteEnergyconservationPlasticbagwasteEnergyconservationWaterconservationWastesortingsystemforrecyclingWaterconservationWastesortingsystemforrecycling2.Thinkandanswerthequestions.Whatsmallthingscanpeopledointheirmunitytohelp?Whatsimpleinventionsmighthelpreducetheimpactoftheissue?UsetheInternettohelpyoufindideasandtakenotes.Activity7.Nowcreateyourprojectpresentation.Youcanusediagramsandillustrationstoshowhowyourideaswillwork.Theexampleonp35iswele.Activity8.Presentyourprojecttotheclass.Eachmembershouldtaketurnstoexplainorshowonepartofthepresentation.Reconstruction&ExtensionReconstruction&ExtensionEnvironmentalProtection—Reconstructasawholeaboutenvironmentalprotection【LearningObjectives】1.ReadthemerelatedpassagestoenrichyourknowledgeandhaveafurtherunderstandingofthemeaningandsignificanceofenvironmentalprotectionbyGroupArticlesReading.2.Reconstructalltherelatedknowledge&informationonenvironmentalprotectionbyreconstructingthemindmap.3.Applytheknowledgeandskillsofprotectingtheenvironmenttoourlivestoimproveyourawarenessofamunitywithasharedfutureformankind.【單元拓展】Activity9:GrouparticlereadingCANWETAKETHEHEAT?詞數(shù)：617級(jí)別：★★★☆摘自：北師大版選修八Unit22Inthelastfewdecades,scientistshavereachedconsensusandreportedthathumanbeingsarecausingchangesintheEarth’sclimate—somethingpreviouslyseenasbeyondourcontrol.Theyclaimthatinthelast50yearsgasespumpedintotheEarth’satmospherebythefactoriesandvehicleshavebeenspeedinguptheprocessofglobalwarmingandaffectingourclimate.Lookingahead,scientistsbelievethatglobalwarmingcouldbeoneofthebiggestenvironmentalproblemsfacingthe21stcentury.Butwhatexactlyisglobalwarming,whyisitseenasadanger,andhowisitrelevanttoourlives?GlobalwarmingreferstoanaverageincreaseintheEarth’stemperaturethat,inturn,leadstoclimatechange.ScientistsfoundthatthetemperatureoftheEarthiscontrolledbygreenhousegasessuchascarbondioxidewhichtrapheatfromthesunintheEarth’satmosphere.Withoutthesenaturallyoccurringgases,thesun’srayswouldbouncebackintospaceleavingtheEarthcoldandimpossibletoliveon.Whenthepresenceofthesegasesintheatmosphereincrease,however,moreheatistrappedandtheEarth’stemperaturerises.Overthelast100years,theglobalaveragetemperaturehasincreasedby1℉andmanyexpertsinsistthattheblameforthisglobalwarmingcanmostlybepinnedonhumanactivities.Asaresultofincreasedindustry,agriculture,thecuttingdownofforests,theincreaseintransportandtheburningoffuels,nearly6tonnesofcarbondioxidegoesintotheatmosphereeveryyearforeveryoneoftheEarth’s6billionpeople.Theamountofcarbondioxideintheatmospherehasrisenbymorethan30%inthelast250yearswithhalfofthisincreaseoccurringsince1960.Giventhisdata,itseemsthatthelinkbetweenhumanactivitiesandrisingglobaltemperaturesisnotmerelyacoincidence.Atemperatureincreaseofl℉maynotsoundlikealot,butifwecontinuetoproducecarbondioxideandothergasesinsuchhugequantities,wearecondemninglifeonEarthandshouldexpectsevereconsequences.Recentreportswarnedthatglobalwarmingwillcauseterribleclimatechangesincludingmorefrequentflooding,heatwavesanddroughtsseriousdiseaseswillspreadandindustriesthatrelyonnaturesuchasfishingwillbebadlyaffected.Increasedtemperatureswillalsocausethepolaricetomelt,raisingsealevelsandfloodingmanyislandsandcities.Howcanwestopthesedisastersfromhappening?Governmentsallovertheworldhavearesponsibilitytoreducetheamountofcarbondioxidewhichtheircountriesareproducing.Iflesscarbondioxidegoesintotheatmosphere,globalwarmingwillslowdown.Thisisnoeasytask,however,andsomegovernments,forexample,theUSA’sfederalgovernment,expressreservationsaboutwhetherglobalwarmingisreallycausedbyhumanactivities.ManypeoplebelievethattheyaresimplynotpreparedtosacrificetheamountofmoneytheymakefromindustrytosavetheEarth.Butwhywaitaroundforgovernmentstotakeaction?Expertsadvocatethateachpersonplaytheirpart.Theysuggestmakingsmallchangesliketakingpublictransport,recycling,usinglowflowshowerheads,andbuyinglightbulbsthatuselessenergy.Evensimplethingslikeusingrecycledpaperorswitchingoffthelightswhenyouleavearoomcanhelp.Ifweaddupallthesesmallchangesmadebyeveryoneworldwide,theywon’tbesuchsmallchanges.Theycouldbethechangesthatsaveourfuture.Afterall,there’snosubstituteforourEarth.It’sallwe’vegottoliveon.prehending1.Whathumanactivitiesarecausingglobalwarming?2.AregreenhousegasesnecessaryforlifeonEarth?3.Writeanessaytodiscusshowtohelpsolvetheproblemofglobalwarming.THEWHEATABSORBPHOSPHORUSFORMTHESAND詞數(shù)：500文體：說(shuō)明文摘自：網(wǎng)絡(luò)資源Wheatwasamongthefirstplantstobecultivatedandisnowthemostwidespreadcropintheworld.Itseemsunlikelytherewouldbemuchlefttolearnaboutwhatmakesitflourish.Yet,some12,000yearsafterrelationsbetweenpeopleandwheatbegan,awheatplanthasbeencaughtdoingsomethingunexpected.Ithelpeditselftoanamountofmuchneededphosphorus（磷）whenitsleavesreceivedacoatingofdesertdust.TheplantsinquestionwereinthecareofAvnerGrossofBenGurionUniversityoftheNegev,whosestudywasmotivatedbyhikeshehadtakennearNeveShalom,hishomevillageintheJudeanHills.Onthese,heoftennoticedplantleavespletelycoveredindustthathadbeencarriedtherebysandstormsfromtheSaharaDesert.Itoccurredtohimthatthisdustmightnotbethelightblockingnuisancethatitappearedtobe.Itcould,onthecontrary,bebeneficialbecauseofthegrowthenhancingelementssuchasphosphoruswhichitcontained.Untilthen,botanistshadassumedthatphosphorusindustlandingonaplantwasoflittlevalue,becauseitislockedupinaninsolublemineralcalledapatite（磷灰石）.Thismakesitunavailableforabsorption.Dr.Gross,however,reasonedthatplantswhichhadevolvedneardeserts,thesourceofalmostallnaturallyoccurringdustintheatmosphere,mighthaveevolvedawaytoexploitit.Therefore,heandtwocolleaguesstartedexperimentingwithapairofspecies,wheatandchickpeas,thatbothoriginallycamefromtheMiddleEast.Asacontrol,theyalsoraisedsomemaize,aplantfromtheAmericasthatevolvedinfarlessdustysurroundings.First,havingestablishedthemasseedlings,theystarvedtheirchargesofphosphorusuntilsignsofdeficiencysuchasyellowleavesappeared.Thentheyscattereddesertdustontheleavesofhalfofthespecimens（樣本）ofeachspecies,whiletakingstepstostopanyofitfromreachingthesoil.Afterthis,thoughthedustdosedmaizecontinuedtosufferfromphosphorusdeficiency,thewheatandchickpeaplantsperkedupandgrewtomorethandoublethesizeoftheirundustedlabmates.Whatismore,thesespecieswereclearlyreadyforthedust’sarrival.Assoonasalackofphosphorusannounceditself,twothingshappened.Theirleavesbecamehairier,andthereforebetteratcapturingdust.Andthoseleavesalsostartedproducingacidfluidsthatcoulddissolveanyiningapatite,assistingwiththeabsorptionofphosphorus.Thefactthatplantscanabsorbphosphorusthroughtheirleavesisnotnewstofarmers—forthiswasestablishedinthe1950s.Butuntilnow,thepracticalconsequenceofsuchknowledgehasbeenthatcropsaresprayedwithliquidfertiliserderived,inturn,fromapatitecontainingrockswhichhavebeentreatedwithacid.Dustingleavescould,Dr.Grosssuggests,beanalternativeandmoreefficientwayofprovidingdesertderivedcropspecieswiththephosphorustheyneed.prehending1.WhatinspiredDr.Grosstoconductthestudy?2.WhatdoesDr.Grossthinkofthedustcoveringtheleaves?3.Whatisparagraph4mainlyabout?4.WhatdidDr.Grosssuggestinthelastparagraph?TheWorldWildlifeFundforNature詞數(shù)：413文體：說(shuō)明文摘自：網(wǎng)絡(luò)資源TheWorldWildlifeFund(WWF)wasfoundbySirPeterScottin1961.HisgoalwastohelpprotecttheEarth'snaturalenvironment.TodaytheWWFistheworld'slargestconservationorganization.Ithasalmost5millionsupportersallovertheworldandhasorganizedmorethan11.000projectsin130countries.Besidesprotectingendangeredspecies,theWWFconcentratesonthesekeyareasofglobalconservation:ClimatechangeBurningcoalandoilproducesgaseslikeCarbonDioxide,whicharethemajorcauseofglobalwarming.About23,000,000,000tonnesofCarbonDioxidearereleasedintotheatmosphereeveryyear.TheWWFencouragesgovernmentsandbusinessestostartusingclean,renewableenergysourceslikewind,waterandsolarpower.ForestsTheworld'sforestsarethenaturalhabitatsformillionsofspeciesofplants,insects,birds,reptilesandmammals.Theyalsohelpproducecleanoxygen.Becauseofillegallogging,forestfiresandclimatechange,theworld'sforestsaredisappearingattherateof146,000squarekilometersayear.That'saboutthesamesizeasNepal.tonetime,halfthelandontheEarth'ssurfacewascoveredbyforest.Today,itisaboutaquarter.TheWWFspendsUS$40millionayeartoprotectexistingforestsandtoplantnewtreesindeforestedareas.OceansAbouttwothirdsoftheEarth'ssurfaceiscoveredbytheseaswhicharehometomillionsofspeciesofplantsandanimals.Theseaisalsoanimportantsourceoffoodforallofus.Withouttheseas,wecouldnotlive.But,becauseofpollutionandoverfishing,manymarinespeciesareindanger.TheWWFhasthelargestmarineconservationprogrammeintheworld,andworkscloselywithgovernmentstoprotectsealife.FreshwaterRivers,lakesandwetlandsaresourcesoffreshwater,notonlyforhumans,butforwildlifetoo.Duetopollutionandclimatechange,about50%oftheworld'sfreshwaterhabitatshavebeendestroyedinthelast100years.Andmorethan3billionpeopleinpoorcountriesdonothaveenoughcleanwater.TheWWFworkshardtoprotectfreshwaterenvironmentfrompollutionandtohelppeopleindevelopingcountrieshaveaccesstosafe,cleanwater.NobodyknowsexactlyhowmanyspeciesofplantsandanimalsthereareonEarth.Scientistssaythattherewouldbeasmanyas15milliondifferentspecies.Sadly,manyspecieshavebeeextinctandmanyareindangerofextinction.ButthankstothehardworkoforganizationsliketheWWF,moreandmorehaveachancetosurvive.prehendingWhereistheWWFmeantfor? THEINCREASINGSPEEDOFFLOWERING詞數(shù)：333級(jí)別：★★★★摘自：2012四川卷高考Plantsarefloweringfasterthanscientistspredictedinreactiontoclimatechange,whichcouldhavelongdamagingeffectsonfoodchainsandecosystems.Globalwarmingishavingagreateffectonhundredsofplantandanimalspeciesaroundtheworld,changingsomelivingpatterns,scientistssay.Increasedcarbondioxide(CO2)intheairfromburningcoalandoilcanhaveaneffectonhowplantsproduceoxygen,whilehighertemperaturesandchangeablerainfallpatternscanchangetheirpatternsofgrowth.“Predictingspecies’reactiontoclimatechangeisamajorchallengeinecology,”saidtheresearchesofseveralU.S.universities.Theysaidplantshadbeenthekeyobjectofstudybecausetheirreactiontoclimatechangecouldhaveaneffectonfoodchainsandecosystemservices.Thestudy,publishedontheNaturewebsite,usesthefindingsfromplantlifecyclestudiesandexperimentsacrossfourcontinentsand1,634species.Itfoundthatsomeexperimentshadunderestimatedthespeedoffloweringby8.5timesandleafingby4times.“Acrossallspecies,theexperimentsunderpredictedthespeedoftheadvance—forbothleafingandflowering—thatresultsfromtemperatureincreases,”thestudysaid.PlantsarenecessaryforlifeontheEarth.Theyarethebaseofthefoodchain,usingphotosynthesistoproducesugarfromcarbondioxideandwater.Theyletoutoxygenwhichisneededbynearlyeveryorganismontheplanet.Sofar,effortstocutemissionsofplanetwarminggreenhousegasesarenotseenasenoughtopreventtheEarthheatingupbeyond2℃thiscentury—apointscientistssaywillbringthedangerofachangeableclimateinwhichweatherextremesaremon,leadingtodrought,floods,cropfailuresandrisingsealevels.prehending1.Whatcanbeinferredfromthelasttwoparagraphsabouttheworld’stemperature?2.Whydoscientistspayspecialattentiontothestudyofplants?3.Gatherinformationonlineandlistsomeeffortsonwhatpeoplecandotoprotectthebiologicchain.【單元重構(gòu)】Activity10.Reconstructyourmindmapaboutthefourstructuresbasedonyourfurtherexplorationtothewholeunit.Unit3EnvironmentalProtection單元過(guò)關(guān)I.單詞拼寫(xiě)（共12題，每題2分，共30分）1.Theheatisr__________(釋放，排放)backintospaceatlongerwavelength.2.Thereisstrongandc____________(所有的，詳盡的)evidencethattherisehascausedanincreaseinextremeweather.3.Infact,newsreportsareoftenb__________(廣播，播放)aboutextremerainstormsandheatwaves.4.Wecanalsoreduceour“carbonfootprint”byr_________(限制，限定)theamountofcarbondioxide.5.Whyisnuclearpoweras_________(敏感的)topic?6.Alargeinternationalmeetingwasheldwiththeaimofpromotings____________(可持續(xù)的)developmentinallcountries.7.S________(抓住)theopportunity,oryouwillregretit.8.Itismyfavoritea________(年刊)，whosepriceisreasonable.9.Thesemeasuresareintendedtor__________(恢復(fù)，修復(fù))publicconfidenceinwelfareservices.10.Atthesametime,theystartedtocarryouti_________(檢查，視察)regularlyandfinetouristorganizationsforabuses.11.Thegoalistopromoteah___________(和諧的)relationshipbetweenmanandnature.12.Thevillagerscouldnolongert__________(容忍)thesituation.13.Therivernearthejungleappearsasifitisenvelopedin(煙霧).14.Investigationshaveindicatedthattheviruswasmostlikelyto(起源)fromtheseeds.15.Inresponsetoourrequirements，heturnedupthe(音量)II．完成句子（每題2分，共20分）1.______________________________(毫無(wú)疑問(wèn))Earthisgettingwarmerandwarmer.2.Thisalarmingcaseshowedhowtheincreaseintemperature________________________（對(duì)...有影響）Earth'secology.3.Whenpeopleproducehugeamountsofextragreenhousegases,moreheatenergy__________________（被困在）theatmosphere.4.Climatescientistshavewarnedthatifwedonot_______________________（采取適當(dāng)?shù)拇胧?thiswarmingtrendwillprobablycontinueandtherewillbeahigherpricetopay.5.The“natural”greenhouseeffect____________(涉及，指的是)thefactthatheatfromthesunenterstheatmosphereandwarmsEarth’ssurfaceasshortwaveradiation.6.Continuedgreenhousegasemissionswill____________（導(dǎo)致）furtherwarmingandlonglastingchangestotheglobalclimate.7.Itisourresponsibilityto_____________________________（抓住機(jī)會(huì)做某事）educateeveryoneaboutglobalwarming.8.____________（許多，很多）pollutingenterpriseswereclosedormoved.9.Withsuchcampaigns____________（生效）,China'swaterwaysareheadingtowardsbrightfuture.10.I’mdoingaproject__________________（代表）myschoolaboutglobalwarming.Ⅲ.單句語(yǔ)法填空（每空1分，共5分）1.Thereisstrongandprehensiveevidence______theriseintemperaturehasledtoanincreaseinextremeweather.2.Anexpert______hasstudiedpolarbearsformanyyearssaidthatfromthepositionofitsdeadbody,thebearappeared___________(starve)todeath.3._________(previous),waterqualityintheLiRiverhadsufferedgreatlyfromanincreasingvolumeoftourists,manyof______threwgarbageintotheriver.4.Waterpollutionlevelsincreased,withmorehouseholdandmercialwaste_________(end)upintheriver.5.Withanumberofmeasuresaddressedtheissues.IV.語(yǔ)法填空(每空2分，共20分)WhenitestotravelinginChina'sGuangxiZhuangAutonomousRegion,theLiRiverisoneofthetouristdestinations.However,asthenumberoftouristsincreases,theriver'swater_____1_____(pollute).Sometourists_____2_____(frequent)threwgarbageintotheriver.Kitchensonhetourboatswereusinglotsofoil,_____3_____wasoftenthrownintothewater.Besides,morechemicalswereused_____4_____(increase)cropproduction,____5____(cause)waterqualityissuesandadeceaseinthenumberoffishspecies.Theseproblemsmadethelocalofficialsconcernedaboutthenaturalenvironment.Theyfelt_____6_____urgenttotakeactiontorestoretheriver'sbeauty.Thewastewatertreatment_____7_____(facility)havebeenconstructed,whichhashelpedimprovethewaterqualityandwater_____8_____(conserve).Quantitiesofpollutingenterpriseswereclosedormoved.What'smore,thelocalgovernmentsetupstrictregulations_____9_____(regard)furtherindustrialdevelopment.Withthesemeasures,itisbelievedthatthe_____10_____(origin)beautyoftheLiRiverwillebacksoon.V.閱讀理解（每空2分，共10分）閱讀下面短文,從短文后的選項(xiàng)中選出能填入空白處的最佳選項(xiàng)。選項(xiàng)中有兩項(xiàng)為多余選項(xiàng)。Travellingwithfriendscanbeanabsolutelyamazingexperiencewhereyoucouldmakelifelongmemoriesoritcouldendupruiningyourfriendship.16Herearesomerulesyoushouldfollowtomakesureyournexttripwithfriendsgoesassmoothlyaspossible.17Sure,youandyourfriendsprobablyhavesomesimilarinterests,butthat’snotalwaysthecase.Inanefforttokeepeveryonehappy,goovertravelplansandexpectationsaheadoftime.Haveeachpersoncategorizeactivitiesorsightsinto“mustsee”“wanttosee”and“wouldgoifwehavetime”.Planaccordinglyandmakesureeveryonecanseesomeoftheirtopattractions.municateandr