Unit3EnvironmentalProtectionReadingandThinking课件高中英语人教版选择性

1.Whatcanyouseeinthepicture?2.Whatisthecauseofthisphenomenon?meltingglacier地球能满足人类的需要，但满足不了人类的贪婪。

Earthprovidesenoughtosatisfyeveryman’sneeds,butnoteveryman’sgreed.GlobalwarmingEarthprovidesenoughtosatisfyeveryman’sneeds,butnoteveryman’sgreed.—MohandasK.GandhiSuchasshelter,air,food,waterandthemeanstodosomethingproductiveandmeaningful.Greedisadesirethatcanneverbesatisfied.NeedsmeanallbasiclivingthingsThequoteisusedheretosuggestthatconsumptionpoweredbygreedisaprimecauseofenvironmentaldegradation(环境恶化).Overlogging,pollutedwaterresources…Lookanddiscuss1.What’shappeninginthephoto?2.Whydidithappen?Theiceismelting.Becauseofthegreenhouseeffect/globalwarming.Alargepieceoficeisbreakingoffaglacier.Whatinformationcanwegetfromthegraph?ThegraphshowsthechangeintheGlobalSurfaceTemperaturebetween1920and2016.TheGlobalSurfacetemperatureisabnormalandrising.TemperatureAnomaly（气温反常现象）LookanddiscussThereisnodoubtthattheEarthisgettingwarmerandwarmer.Thensomethingbadhashappened......Thepolarbear(北极熊)wasskinandbonesandstarvedtodeath.Q1.What'sthetypeofthistext?

A.

Newsreport.

B.

Biography.

C.

Expositoryessay.

D.

Argumentation.Q2.Inwhichpartofanewspaperormagazinemaywefindthispassage?

A.EntertainmentB.EconomyC.EducationD.EnvironmentReadthetexttypeIntheexpositorytext,theauthorssometimesusesomegraphsordiagramsintheiressaysinordertoconvincetheirreaders.Bytheendofthisclass,wewillbeableto1.knowthecausesandconsequencesofclimatechange.2.explorepracticalwaystoaddressclimatechange.3.figureouteffectiveinformationongraphsanddiagrams.Learningobjectives

ReadingandthinkingClimateChangeRequiresTheWorld’sAttentionCLIMATECHANGEREQUIRESTHEWORLD'SATTENTIONWehaveknownabout

climatechange

fordecades.ThereislittledoubtthatEarthisgetting

warmerandwarmer(seethegraph).Awarmingoceanandatmosphere

alongwith

meltingice

andrisingsealevelsprovideevidenceofadramaticchangeintheglobalclimate.了解气候变化需要全世界的关注关注气候变化几十年来毫无疑问海洋大气层和融化的海平面上升证据急剧的气候变化全世界的关注数十年来;几十年来毫无疑问...变得越来越暖和…一起;随着;除…以外（还）;连同...冰的融化和海平面的上升全球气候的剧烈变化提供了...的证据climatechangetheworld'sattentionfordecadesThereislittledoubtthat...getwarmerandwarmeralongwith...meltingiceandrisingsealevels

adramaticchangeintheglobalclimate

provideevidenceof...Whatistheproblemaboutclimatechange?Para1Readfordetails.TheEarthisgettingwarmerandwarmer.Evidence3:___________________meltingicerisingsealevelsclimatechangeEvidence1:_______________awarmingoceanandatmosphereEvidence2:______________Phenomenon现象

Whatdoyouknowaboutglobalwarming?1.Thereislittledoubtthat

Earthisgettingwarmerandwarmer.Thereislittledoubt

that...几乎没有疑问的是……Thereisnodoubtthat...毫无疑问的是……Thereissomedoubtwhether...

是否…是有疑问的Sbhas/havenodoubtthat...

某人对……毫无疑问Idon't/neverdoubtthat...我确信……Idoubtwhether/if...我怀疑……that引导同位语从句，解释说明doubt的具体内容注意：doubt前有否定意义的词修饰时，其后的同位语从句由that引导；doubt前有肯定意义的词修饰时，其后的同位语从句由whether或if引导。[练通]——单句语法填空①Thereissomedoubt________Icaninspirehimtostudyhardtoachievehisgoal.②[2021·浙江高考读后续写]Idoubted________myparentswouldagreethatIhadtherighttomanagemyearnings.[写美]——一句多译[2020·全国Ⅱ卷书面表达]毫无疑问，用自己的双手劳动而不是依靠别人是非常有意义的。③_________________itisverymeaningfultoworkwithourownhandsratherthandependonothers.(doubtn．)毫无疑问，当你筋疲力尽时，一杯茶可以使你精力充沛。

acupofteacanmakeyoudynamicwhenyouarewornout.whetherwhether/ifThereisnodoubtthat=Wedon'tdoubtthatThereisnodoubtthat毫无疑问，这位候选人的优势在于他用英语与外国人交流的能力。毫无疑问，约翰的敏捷思维和急救技能挽救了玛丽的生命。毫无疑问这个人很难相处，因为他是如此顽固的一个人。Thereisnodoubtthat

thiscandidate'sadvantageliesinhisabilitytocommunicatewithforeignersinEnglish.Thereislittledoubtthat

John'squickthinkingandthefirstaidskillssavedMary'slife.Thereisnodoubtthat

themanisn'teasytogetalongwithbecauseheissuchastubbornman.2.Awarmingoceanandatmospherealongwithmeltingiceandrisingsealevelsprovideevidenceofadramaticchangeintheglobalclimate.(P26)句式分析alongwith

连接前后两个主语时，谓语动词应和________那个主语保持一致，即“就远原则”。前面的海洋和大气变暖，以及冰层融化、海平面上升，都为全球气候急剧变化提供了依据。Jim,alongwithhisclassmates,hasseenthefilm.就远一致的词还有哪些？with，togetherwith；alongwith;aswellas;besides;apartfrom;except...1.Alibrarywithfivethousandbooks_______(offer)tothenationasagift.2.Allbutone_____(be)herejustnow.3.WeChat,aswellasDingTalk,__________(play)animportantpartindailycommunicationnowadays.4.Thewoman,alongwithtwochildren,

(come)hereeverydayisofferedwereisplaying即学即用comesIn2013,alotofpeoplewereshockedbyanewsphotoofadeadpolarbearthat

wasfoundon

Norway'sArcticislandofSvalbard.Accordingtothescientistswhofounditsdeadbody,allthat

remainedofthepolarbearwas“skinandbones".Anexpert

whohasstudiedpolarbearsfor

manyyearssaidthatfromthepositionofitsdeadbody,thebearappearedtohavestarvedand

died.Expertsclaimed

that

lowsea-icelevelscausedbyclimatechangemeantthebearcould

nothuntsealsasbefore,soithadtotravelgreaterdistances

inorderto

findfood.ThisalarmingcaseshowedhowtheincreaseintemperaturehadanimpactonEarth'secology.对...感到震惊+定从挪威的北极圈斯瓦尔巴群岛根据+定从+定从剩下皮包骨+定从专家+宾从位置好像挨饿声称+宾从海冰面降低意味着海豹像从前一样长途跋涉为了令人震惊的案例+宾从对...有影响生态被......震惊一张...的新闻照片北极熊所剩下的一切皮包骨头从它的尸体的位置来看似乎已经饿死了声称..如以前;依旧;照旧由气候变化引起的低海冰水平捕猎海豹走更远的距离这个令人震惊的案例.在...方面的增长对…有影响beshockedby...anewsphotoof...allthatremainedofthepolarbearskinandbonesfromthepositionofitsdeadbodyappeartohavestarvedanddiedclaimthat....

asbeforelowsea-icelevelscausedbyclimatechangehuntseals

travelgreaterdistances

thisalarmingcase

theincreasein..haveanimpacton…Readfordetails.Para2瘦骨嶙峋AnexampleofclimatechangeThenewsphotoofadeadpolarbearwastakeninNorway’sArcticofSvalbardin2013.Thepolarbearwas“skinandbones”.Para2:Anexampleofclimatechangeclimatechangestarvationlongerfood-seekingtravellackoffoodlow

sea-icelevelThefollowingreasonsaccountforthedeathofthepolarbear,withoneinfluencinganother.Readparagraph2andputtheminacorrectlogicalorder.

Whatistherootcause?Task2:FindthekeysentenceofeachparagraphPara1Para2TheevidenceofdramaticclimatechangethathadanimpactonEarth’secology瘦骨嶙峋Careful-readingEvidence(para.1-2)climatechangepenomenaon

caseEvidence1:____________________Evidence2:_____________________Evidence3:____________________Evidence4:________________awarmingoceanandatmospheremeltingicerisingsealevelsadeadpolarbearThe________isgettingwarmerandwarmer.Earth3.Accordingtothescientistswhofounditsdeadbody,allthatremainedofthepolarbearwas“skinandbones”.who引导的定语从句，修饰先行词scientiststhat引导的定语从句，修饰先行词all,that不能用which代替句意：根据发现北极熊尸体的科学家的说法，这只北极熊只剩下了“皮和骨头”。【2018-北京】5.Sheandherfamilybicycletowork,_________helpsthemkeepfit.【2018-天津】2.Kae,________sisterIsharedaroomwithwhenwewereatcollege,has

gonetoworkinAustralia.【2018-江苏】23.Self-drivingisanarea________Chinaandtherestoftheworldareonthesamestartingline.【2017·北京卷】31.Thelittleproblems________wemeetinourdailylivesmaybeinspirationsforgreatinventions.【2017·江苏】28.In1963theUNsetuptheWorldFoodProgramme,oneof_________purposesistorelieveworldwidestarvation.whichwhosewherewhosethat只用that引导定语从句的情况1、定语从句修饰的词即先行词前面有形容词最高级时2、先行词被thevery/theonly/thesame/thelast等修饰时eg:Sheistheonlygirlwhohasgotaprize.4、先行词正好是anything/everything/nothing/few/all/none

/little/some等词时或被这些词修饰时。eg:Allthatcanbedonehasbeendone.5、先行词既有人，也有物时Anexpertwhohasstudiedpolarbearsformanyyears

saidthatfromthepositionofitsbody,thebearappearedtohavestarvedanddied.定语从句宾语从句一位长期研究北极熊的专家说，从实体的姿势看，这只北极熊像是饿死的。…thebearappearedtohavestarvedanddied.appear/seem是系动词,appear/seemtodo好像，似乎……appearedtohavestarvedanddied,是appear/seemtohavedone结构，表示starve这个动作发生在appear之前，是todo的完成形式。Theyappear

todoeverythinginarush,withaneyeontheclock,asiftheyhadashorttimetolive.TherunofOfocustomersseekingrefundsappears

tohavestartedlastweek.ThecauseoftheincreaseintheglobalaveragesurfacetemperatureFindthekeysentenceofPara3

Howdoesgreenhouseeffectwork?__________greenhouseeffect_________greenhouseeffectcausingEarth’ssurfacetemperature______________iftoomuchheatenergyis_______keepingEarth’sclimate_______and__________GreenhouseEffectFunctionAbigproblemThenwhatiscausingtheincreaseintheglobalaveragesurfacetemperature?Climatescientists

oftenmentionakeyclimateprocesscalledthe“greenhouseeffect",which

hastwocommonmeanings:the"natural"greenhouseeffectandthe“man-made"greenhouseeffect.The“natural”greenhouseeffectreferstothefactthat

heatfromthesunenterstheatmosphereandwarms

Earth'ssurfaceasshort-waveradiation.Theheatisreleasedbackintospaceatlongerwavelengths.全球平均表面气温提及关键的气候过程温室效应+非定从常见的含义天然的人造的v.使变暖+同位语从句热量大气层指的是表面以短波辐射的形式bereleasedinto...被释放到...以更大的波长Greenhousegasesintheatmosphere,suchasmethaneandcarbondioxide,trapsomeoftheheat,keepingEarth'sclimatewarmandhabitable.Withoutthisprocess,Earthcouldnotsustainlife.However,the“man-made"greenhouseeffecthasnowbecome

abigproblem.Whenpeopleproduce

hugeamountsof

extragreenhousegasesby

burningfossilfuels,moreheatenergy

istrappedintheatmosphereandcausesEarth'ssurface

temperaturetorisequickly.温室气体甲烷CO2v.留住适合居住的维持+时间状从

产生大量的额外bydoingsth.通过做某事燃烧化学燃料热能被困在...上升导致__________greenhouseeffect_________greenhouseeffectcausingEarth’ssurfacetemperature______________iftoomuchheatenergyis_______keepingEarth’sclimate_______and__________naturalman-madewarmhabitabletorisequicklytrappedGreenhouseEffectFunctionAbigproblemHeatreleasedbackintospaceHeatreflectedbacktoEarth’ssurfaceReflectedsunlightAtmosphereSunlightDrawadiagramDiagramsareveryusefultoolsthatcanbeusedtobrainstormideas,mapoutprocesses,showcauseandeffectrelationships,explainanewideaorconcept,andsoon.Whenyoureadanessayaboutscientificissues,youcantrydrawingadiagram,whichwillnotonlyallowyoutovisualisetheproblemsmoreclearlybutalsocanhelpdemonstrateyourcreativethinkingandproblem-solving.theglobalaveragesurfacetemperatureClimatescientistsakeyclimateprocesscalledthe"greenhouseeffect"twocommonmeaningsreferto...refertothefactthat...

entertheatmosphere

asshort-waveradiation

bereleasedbackintospace

atlongerwavelengths

trapsomeoftheheat

全球平均表面温度气候学家们一个称为“温室效应”的重要气候过程两个普遍的含义指的是；描述；提到；查阅指的是……这个事实进入大气层以短波辐射的形式被释放回太空以更长的波长吸收部分热量keepEarth'sclimatewarmandhabitablewithoutthisprocesssustainlifehugeamountsof+U/Chugeamountsofextragreenhousegases

burnfossilfuelsbetrappedin...causeEarth'ssurfacetemperaturetorise使地球的气候温暖宜居没有这个过程维持生命大量的...大量额外的温室气体燃烧化石燃料被困在......引起地球表面温度上升Climatescientistsoftenmentionakeyclimateprocesscalledthe“greenhouseeffect”,whichhastwocommonmeanings:the“natural”greenhouseeffectandthe“man-made”greenhouseeffect.过去分词作后置定语，修饰名词processwhich引导的非限制性定语从句，修饰the“greenhouseeffect”句意：气候学家经常提到一个被称为“温室效应”的关键气候过程，它有两个常见的含义：“自然”温室效应和“人为”温室效应。Greenhousegasesintheatmosphere,suchasmethaneandcarbondioxide,trapsomeoftheheat,keepingEarth’sclimatewarmandhabitable.(P27)大气层中甲烷、二氧化碳等温室气体吸收了部分热量，从而使地球保持气候温暖、适宜居住。句式分析v-ing短语在句子中作__________。结果状语1.Europeanfootballisplayedinmorethan80countries,________(make)itoneofthemostpopulargamesintheworld.2.Theircarwascaughtinatrafficjam,thus________(cause)thedelay.3.Herhusbanddiedtenyearsago,_______(leave)herwiththreechildrentolookafter.3.___________(consider)thereasonsmentionedabove,weshouldtakeeffectivemeasurestoprotectourenvironment.4.Theleaderstayedupallnight,_________(think)ofwhattodothenextday.5.__________________(notreceive)herreply,hedecidedtosendanothere-mailtoher.leavingmakingcausingConsideringthinkingNothavingreceivedThe“natural”greenhouseeffectreferstothefact_____heatfromthesunenterstheatmosphereandwarmsEarth’ssurfaceasshort-waveradiation.that“自然”温室效应是指太阳的热量进入大气层，并以短波辐射的形式使地球表面变暖。that引导同位语从句同位语从句：常常跟在order,report,wish,decision,suggestion,belief,doubt,fact,hope,message,news等抽象名词的____，一般用来解释或说明这些名词的具体含义或内容。后面即学即用1.Theyexpressedthehope_______theywouldcomeovertoChinasoon.2.Wordhascome_______someAmericanguestswillcometoourcollegeforavisitnextweek.3.Hecan’tanswerthequestion_______hegotthemoneyfromhishomeyesterday.4.Doyouhaveanyidea_______isactuallygoingonintheclassroom?5.Theproblem________weshouldhavethemeetinginthehallnowmustbedecidedatonce.thatthathowwhatwhether不做成分，没有意义，不可省略不做成分，没有意义，不可省略不做成分，意为“是否”，不可省略做主宾表，不可省略做方式状语，意为：如何“，不可省略Thenews

that

hetoldmeisreallyencouraging.Thenewsthatourteamhaswonthegameisreallyencouraging.that引导的定语从句和同位语从句的区别同位语从句说明某些抽象名词order,report,wish,decision,suggestion,belief,doubt,fact,hope,message,news等的内容，不充当句子成分，但不可省略定语从句修饰限定名词范围，关系代词代替先行词，在句中充当成分，充当宾语时可省略。[练通]——写出下列句中加黑部分的含义①WhenIspokeofthatgirl,Iwasn'treferringtoherdaughter.____________②Wehavereachedanagreementthatwewillnotrefertothematteragain.____________③Peoplewhoworkinofficesareusuallyreferredtoas“whitecollarworkers”．____________④Asthesituationwasunusual,hereferredthemattertotheeditor.____________指的是提及把……称作……把……提交给…referto指的是；涉及，提及；提交；参考，查阅referto...as...把……称作……refer...to...把……提交给……referencen.提及；参考；查阅

referred-referred-referringThereisstrongandcomprehensive

evidence

thattheriseintemperaturehasledtoan

increaseinextremeweatherandnaturaldisastersworldwide,notonlycausingseriousdamage,butalsocostinghumanlives.Climatescientistshavewarnedthat

if

wedonottakeappropriateactions,thiswarmingtrendwillprobablycontinueandtherewillbeahigherpricetopay.Infact,newsreportsarefrequentlybroadcastaboutextremerainstormsand

heatwavescausingdeathsandeconomiclosses.全面的证据+同位语从句导致极端天气自然灾害严重破坏使人类丧命+宾从+条件状从采取适当行动趋势付出更高的代价频繁报道暴风雨热浪经济损失TheconsequencesoftheriseintemperatureInPara4,whydidtheauthormentiontheclimatescientists’warning?Becauseitisessentialthatwetakeactionandsoitneedstobebroughttoeveryone’sattention.FindthekeysentenceofPara4

TheriseintemperatureTask4:ReadPara4andfillinblanks:leadstoconsequences

extremeweathernaturaldisastersexamplesresultsnotonly

.butalso

.extreme

and

causingdeathsandeconomiclossescausingseriousdamagecostinghumanlivesrainstormsheatwavesThereisstrongandcomprehensiveevidencethat...theriseintemperatureleadto...anincreasein...extremeweather

naturaldisastersworldwidecauseseriousdamagecosthumanlives

takeappropriateactions

thiswarmingtrend

ahigherpricetopay

causedeathsandeconomiclosses有充分而全面的......证据温度的升高导致......

......的增长/增加

极端天气全球自然灾害造成严重破坏造成人类生命损失采取适当的行动这种变暖趋势要付出更高的代价造成死亡和经济损失Thereisstrongandcomprehensiveevidencethattheriseintemperaturehasledtoanincreaseinextremeweatherandnaturaldisastersworldwide,notonlycausingseriousdamage,butalsocostinghumanlives.有充分而全面的证据表明，温度升高导致全世界范围内极端天气和自然灾害增加，不仅造成了严重的破坏，而且还造成了人员伤亡。解析：本句中的evidence后接同位语从句，说明evidence的具体内容句型：Thereisevidencethat…有证据表明……Thereisconvincingevidencethatskincancerislinkedtoexposuretothesun.Thereisclearevidencethatsmokingcausesheartdisease.有明确的证据表明吸烟会引起心脏病。有令人信服的证据表明皮肤癌与日晒正如你所知道的，春节被全世界的华人庆祝，使之成为最受欢迎的节日之一。为了方便，人们在日常生活中使用塑料，留下了大量的垃圾。他们上气不接下气地赶到公司，却被告知被解雇了。句型：现在分词作结果状语①现在分词作结果状语，表自然而然结果，其逻辑主语往往是前面的句子。②不定式也可作结果状语，往往表示出乎意料的结果，不定式前常加only。Asyouknow,theSpringFestivaliscelebratedbyChineseallovertheworld,makingitoneofthemostpopularfestivals.Forthesakeofconvenience,peopleuseplasticintheirdailylife,leavinglargeamountofwaste.Theyreachedthecompanyoutofbreath,onlytobetoldtheywerefired.Isthereanyevidencetosupportwhatyousaid?Evidently,whathesaidisright.Itwasevidentthatthepolicywasagreatsuccess.★evidencen.证据；根据单句语法填空①Nowwehavethemostdirect

(evident)thatheisright.②Canyougivemean

(evidence)descriptionaboutit?句型转换③Itwasevidentthathehadliedtous.→,hehadliedtous.Evidently【即学即用】evidenceevidentContinuedgreenhousegasemissionswillresultin

furtherwarmingandlong-lastingchangesto

theglobalclimate.Thisrequirestheattentionofpeopleallovertheworld.Governmentsneedto

consider

makingpoliciesandtakingappropriateactionsandmeasurestoreducegreenhousegasemissions.Weasindividualscanalsoreduceour“carbonfootprint”byrestricting

the

amountofcarbondioxideourlifestylesproduce.Itisourresponsibilityto

seizeeveryopportunity

to

educateeveryoneaboutglobalwarming,alongwithitscausesandimpacts,becausethisis

themostseriousissue

affectingallofusonthisplanet.Sowhatwillyoudotohelp?持续的排放导致进一步的持续的需要...的关注全世界政府考虑制定方针采取行动和措施减少温室气体排放作为个人碳足迹省略that的定从限制...的数量我们有责任去做某事抓住机会做某事教育和+原因状从严重问题影响continuedgreenhousegasemissions

resultin......furtherwarmingachangein/tosth..long-lastingchangestotheglobalclimate

considerdoingsthmakepoliciestakeappropriateactionsandmeasuresreducegreenhousegasemissions

持续的温室气体排放导致...；造成...进一步变暖的变化/改变/变革全球气候的持久变化考虑做某事制定政策采取适当的行动和措施减少温室气体排放作为个人减少我们的“碳足迹”限制二氧化碳的量这是我们的责任去做...抓住每个机会做某事及其原因和影响影响我们最严重的问题asindividuals

reduceour"carbonfootprint"restricttheamountofcarbondioxide

Itisourresponsibilitytodosth

seizeeveryopportunitytodosthalongwithitscausesandimpactsthemostseriousissueaffectingallofusItisourresponsibilitytoseizeeveryopportunitytoeducateeveryoneaboutglobalwarming,alongwithitscausesandimpacts,becausethisisthemostseriousissueaffectingallofusontheplanet.句意：我们有责任抓住每一个机会，教育每个人了解全球变暖的原因和影响，因为这是影响这个星球上我们所有人的最严重的问题。形式主语不定式作真正的主语原因状语从句现在分词短语作定语【学以致用】猜测词义/补全句子①Janewasquicktoseizethemeaningofwhattheteachersaidatthemeeting.②Giventhatyoudon’tgetalongwellwithoralEnglish，_________________________________________________.(建议信)鉴于你口语不好，我强烈建议你抓住每个机会说英语。③ThemomentIsawmyfather’scloudyface______________________________.我一看到父亲阴云密布的脸，就感到恐惧。Istronglysuggestthatyou(should)seizeeverychancetospeakEnglishpanicseizedme/Iwasseizedwith/bypanicseizevt.抓住；夺取；控制；理解seizesbbythearm抓住某人的胳膊seizeachance/anopportunity抓住机会表情感名词＋seizesb＝sbbeseizedwith/by＋表情感名词，表示“某人感到……”solutons(para.5)solutionsgovernmentsmake

policiestake

appropriate

actions

and

measuresindividualsreduce

our

“carbon

footprint”

by…educate

everyone

about

global

warmingThesolutionstoreducinggreenhousegasemissionsFindthekeysentenceofPara5

Whatis“carbonfootprint”?Climateischanging.EvidencedamagesPotentialfurtherchangescausesSummarywarningactionstotackletheissueThedevelopmentofthepassage.problemexamplereasonsinfluencessolutionsphenomenoncauseeffectsolution[ɪkˈspɒzɪtərɪ]Expositorywriting本文按照“证据—原因—危害—措施”的逻辑顺序展开，环环相扣，步步深入。标题ClimateChangeRequirestheWorld’sAttention点明了作者的诉求：气候变化对地球生态系统的影响是巨大的，需要全人类共同关注和面对。文本以现在时态和将来时态为主，强调文章的现实意义及对将来不利后果的预测。solutionsgovernmentsmake

policiestake

appropriate

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and

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footprint”

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global

warmingWhatcanwedotohelpreducetheglobalwarming?Para5.EvidenceCauseCo