Unit1ReadingP2-5课件-高中英语牛津译林版必修第三册

livingmammaljaguarsurvivefroginturninsectadj.活着的，活的；在使用的n.生计，谋生；生活方式n.哺乳动物n.美洲豹，美洲虎vi.生存，存活vt.幸存，幸免于难 n.蛙，青蛙相应地，转而n.昆虫Wordsmicroorganismbreakdownnutrientbreathelifeintocarbonoxygenthusn.微生物使分解（为），使变化（成）n.营养素，营养物给…带来起色，注入活力n.碳n.氧，氧气adv.因此，从而；这样Wordsdisappearduetoagriculturecattleimpact

extinctiondamagevi.不复存在，灭绝，消亡；消失；失踪由于，因为n.农业，农学n.牛n.影响，作用；撞击，冲撞vi.&vt.有影响；冲击n.灭绝，绝种vt.&n.损害，伤害，损坏，破坏 WordsReading

P2-5新牛津必修Book3

Unit1NatureintheBalancePre-readingWhatplantsoranimalsdoyouknowabout?Whatisspecialabout

them?Wheredotheylive?SlothsareoneoftheslowestcreaturesontheEarth.Theylivehangingupsidedowninrainforesttrees.Modernslothsaresmallerthantheextinctgiantslothswhichwereasbigaselephantsandlivedontheground.Giantredwoodsareimpressivebecausetheycangrowastallas83metresandaswideas21metres.Youcandriveacarthroughtheirtrunks.TheyhavebeenaroundsincedinosaursroamedtheEarthbutarenowindangerofbecomingextinct.Actually,allofthemliveintheAmazonrainforest.HowmuchdoyouknowabouttheAmazonrainforest?TheAmazonRainforestOtherName:_________________________________Location:____________________________________________________________________________________Area:________km2Bolivia,Brazil,Colombia,Ecuador,FrenchGuiana(France),Guyana,Peru,Suriname,andVenezuelatheAmazonjungle;Amazonia;lungsoftheplanet5,500,000PredictionWhatwillbetalkedaboutinthetextaccordingtothetitleandthepicture?Ithinkthescript"TheAmazonrainforest:anaturaltreasure"isabouttheAmazonjungleandtheplantsandanimalsfoundthere.TheyareallnaturaltreasuresbecausetheyarevaluabletotheAmazon.ThepicturesshowthattheplantsandanimalslivingintheAmazonrainforestareunusualandbeautiful.Therearedifferentkindsofanimalsthatdependontherainforestforshelterandfood.Whatcouldbethegenreofthearticle?While-readingReadthedocumentaryscriptandcheckifyourpredictionsarecorrect.Completethemainideaofeachparagraph.Para.1:IntroductiontotheAmazonrainforestPara.2:BasicinformationabouttherainforestPara.3:_____________________________________Para.4:______________________________________Para.5:______________________________________UnderstandingthetextPlantbiodiversity;levelsoftherainforestAnimalbiodiversity;foodchainTherainforest’svaluetothehumanrace;threatstotherainforestReadthedocumentaryscriptagaincarefullyandfillintheblankswiththefigures.86million6,40040,0001,30040020%17%Readpara.3carefullyandtrytounderstandtherainforest’sdifferentlevels.

Theforest’sdifferentlevelssupportanunbelievablevarietyofwildlife.①asystemofroots②themassofleaflitter③shorterplantswithlargeleaves④toweringancienthardwoods⑤thetopsofthetallesttreesReadpara.4carefullyandtrytounderstandthefoodchain.

Whileasignificantnumberofjaguarssurvivehere,theyareonlyoneelementofthisforest’sfoodchain.JaguarsInsectsAtleast87species,includingfrogsLeavesandfruitMicroorganismsfeedon

breakdownfeedon

feedon

Wouldyoupleasesummarizethetextaccordingtothefollowingkeywords?AspectsDetailsSizePlantspeciesSpeciesofbirdsandmammalsValuesThreatsthelargestrainforestintheworld;anareaofaround_________squarekilometresmorethan________;differentlevels40,0006millionmorethan______speciesofbirdsandover____speciesofmammals;jaguarsandthefoodchainfixescarbonandproducesover____ofalltheEarth’soxygen;atreasurehouseofspecies1,30040020%___oftherainforestlostduetohumanactivities17%SampleanswerPost-readingGroupDiscussionWhatmakestheAmazonrainforestanaturaltreasureaccordingtothescript?TheAmazonrainforestisunique,beautifulandvaluable.Itcontains10%ofallknownspeciesontheEarth.Itproducesover20%oftheplanet'soxygen.Itswonderfulplantandanimalspecieshaveenabledhumanstomakeamazingdiscoveries.SampleanswerPost-readingGroupDiscussionWhatisyouranswertothequestionattheendofthescript?Canweaffordtodamagethe“lungsoftheplant”?Discussitwithyourpartner.No.TheAmazonrainforestisfartooimportantforustoallowittobedestroyed.Ithelpsmaintainthebalanceoftheecosystemandprovidesoursocietywithfoodandmedicine.LanguagePoints

P2-5新牛津必修Book3

Unit1NatureintheBalance1.…alivewiththesoundsofanimals.(line1)bealivewith:befullof充满，到处都是（活的或动的东西）alive/living/live/livelyPara.1【拓展】lively,alive,living,live辨析不同点语法功能释义lively作定语(前置)、表语、主补、宾补生动的；活泼的；有生气的alive作表语(可用作后置定语，但不用作前置定语)活着的；有活力的（可用于人或动物）living作表语或定语活着的；现存的；生动的；逼真的；栩栩如生的（可用于人或动物）live作定语(前置)活着的；实况转播的（一般不用于人）相同点：均可做形容词【拓展】lively,alive,living,live辨析练习：选词填空。1.他讲述了一个有关他的非洲生活的一个生动故事。Hetolda______storyabouthislifeinAfrica.2.你是喜欢直播还是录音？Do you like a ____ show or a recordedshow?3.他买了几条活鱼。

Heboughtsome_____fish.4.他被送往医院时还活着。Hewas_____whenhewastakentothehospital.5.拉丁语不是现代使用的语言。Latinisnota______language.livelylivelivealiveliving句意：作为世界上最大的雨林，它在维系地球生态系统的微妙平衡上扮演着举足轻重的角色。2.Asthelargestrainforestintheworld,itplaysasignificantroleinmaintainingthefinebalanceoftheEarth’secosystem.(line2-3)playa(significant/important)rolein

在……中起着(重要)作用例：Peopleshouldpaymoreattentiontotheeducationofchildrenbecausetheywill_______________________________inthefutureofourcountry.人们应该增加对儿童教育的重视，因为他们会在祖国的未来扮演重要的角色。playasignificant/importantroleinPara.13.TheAmazonrainforestcrossesintoeightcountries,includingBrazilandPeru,andoneoverseasregionofFrance,allontheSouthAmericancontinent.(line4)句意：亚马孙雨林穿过包括巴西、秘鲁在内的八个国家，以及一块法国的海外领地，都位于南美洲大陆。例：Lookleftandrightbeforeyoucrosstheroad.cross

v.穿越；越过；横过；渡过

crosses—crossing—crossed—crossed

n.十字架，十字形物crossingn.人行横道；十字路口【拓展】across用作副词或介词，表示“横跨、横穿”，通常与go/walk连用。

Para.2例:1.理查德站起来，走到了窗户那边。Richardstoodupandwalked_________tothewindow.includev.包含，包括includingprep.包括……在内includedadj.包括在内的

例2：她走过地板躺在了床上。Shewent

______thefloorandlaydownonthebed.acrossacross例：1.Alistofreferences参考mustbe_________.2.Hewasfullydressed,________shoes.3.Herhobbies_______musicandpainting.includedincludinginclude4.…ismorethanhalfthesizeofChina.(line6)倍数的常用表达方式A+be+倍数+the+名词（size/length/width/height）+of+B.A+be+(n-1)倍数+比较级+thanB.A+be+倍数+as+形容词原级+as+B.A+be+倍数+what从句.Para.2倍数的常用表达方式A+be+倍数+the+名词（size/length/width/height）+of+B.A+be+(n-1)倍数+比较级+thanB.A+be+倍数+as+形容词原级+as+B.A+be+倍数+what从句.Practicemakesperfect.请改写所给的句子。Thesizeofthenewlybroadenedlibraryisthreetimeswhatthepreviousonewas.Thenewlybroadenedlibraryis___________________thepreviousone.2.Thenewlybroadenedlibraryis___________________

thepreviousone.Thenewlybroadenedlibraryis___________________

thepreviousone.twicelargerthanthreetimesaslargeasthreetimesthesizeofPara.25.…inlength--roughly

100kilometres…(line8)adv.approximatelybutnotexactly大约；大致adv.notbeingcarefulandgentle粗鲁地adv.inawaythatdoesnotleaveasmoothsurface粗糙地roughlyspeaking大致来说Para.26.…therichestbiodiversityontheEarth…(line10)n.theexistenceofalargenumberofdifferentkindsofanimalsandplantswhichmakeabalancedenvironment生物多样性diverseadj.各种各样的diversifyv.使多样化Practicemakesperfect.1.Thebuildinghousesawideand__________(diversity)varietyofantiques古董.2.Thelecturefocusesonthecultural__________(diverse)ofLatinAmerica.3.Thereisaneedfor_________(great)diversityandchoiceineducation.4.Manufacturers制造商havebeenencouraged___________(diversify)andimprovequality.diversediversitygreatertodiversifyPara.37….anunbelievablevarietyof...(line15)adj.impressive,incredible难以置信的adv.unbelievablyItisunbelievablethat…令人震惊的是……Practicemakesperfect.Wehad_______unbelievabletimeinParis.________isunbelievablethathecanacceptthissortofbehavior.Whatyoudidwas___________(unbelievable)stupid.anItunbelievablyPara.38….anunbelievable

varietyof...(line15)n.variety不同种类；变化，多样性a(wide/great/large)varietyof各种各样的；种类繁多的“avarietyof+复数名词”作主语时，谓语动词用复数；“thevarietyof+复数名词”意为“...的品种”，作主语时，谓语动词用单数形式。adj.various各种各样的v.vary(彼此)相异；变化，多变varyfrom...to...从...到...之间变化/不等Para.39....thetoweringancienthardwoods,...(line17)adj.extremelytallorhighandthereforeimpressive高大的，屹立的adj.ofextremelyhighquality卓越的，杰出的towern.atallnarrowbuilding塔towerv.tobemuchhigherortallerthanthepeopleorthingsthatarenear高于，超过towerv.tobemuchbetterthanothersinability胜过towerabove/oversb./sth.高出，超过，胜过Practicemakesperfect.Hestoodupand________(tower)overher.Heremainsa___________(tower)figureinrockandroll摇摆舞.Canyouseeseveraltowering________(cliff)overthere那里?toweredtoweringcliffsPara.310.…hometodifferentkindsof…(line19)n.theplacewhereaplantoranimalusuallylives栖息地adj.家庭的，家用的，本国的，主场的homeandabroad国内外homelyadj.相貌平平的；犹如在家的Practicemakesperfect.Toputitsimply,chargingtouristsfromhomeandabroad__________(different)isfarfromfair.The

manwas_________(home)andoverweight.Sitdownandmake__________(you)athome.IsthematchonSaturdayathome_______away?differentlyhomelyyourselforPara.411.…inturn,feedoninsects…(line33)inturn依次；反过来feedon以……为食Para.412.…breakdownitsbody…totheearth…(line28)breakdown出故障；（讨论）失败；分解；崩溃earthn.thesubstanceonthelandsurfaceortheearth土壤onearth到底，究竟breakin破门而入，打断breakinto…破门而入，突然……起来breakout爆发breakup（关系）破裂句意：亚马逊雨林通过固定碳和产生地球上20%以上的氧气来给地球带来生机。13.TheAmazonrainforestbreatheslifeintotheplanetbyfixingcarbonandproducingover20percentofalltheEarth’soxygen.(line30-31)breathelifeinto

带来生机，注入活力例：1.我们需要一些新鲜血液给该项目注入活力。Weneedsomenewpeopleto______________________.2.教师应当给自己所授学科注入新的活力。Ateachershouldtryto__________________hissubject.breathelifeintothisprojectbreathenewlifeintoPara.5Hold your breath for a count of five,thenslowlybreatheout. Afteralongtraining,shestoppedtotakebreath.

Herecitedthewholepoeminonebreath.

Shewasslightlyoutofbreathfromrunning.【拓展】breathev.呼吸；低语；松口气breathn.呼吸，气息breath/breathe相关短语屏住呼吸呼气歇口气一口气；同时上气不接下气Para.514.…theseirreplaceableplants…(line33)adj.toovaluableorspecialtobereplaced不可替代的replace-replaceable-irreplaceablePracticemakesperfect.HecouldseeIwasnotso__________(easy)replaceable.Theyarepriceless,uniqueand____________(replaceable).Educationplays______irreplaceableroleinone’slife.Theharshreality(残酷的现实)is_______nobodyisirreplaceable.easilyirreplaceableanthatPara.515.…indangerofextinction…(line37)n.asituationinwhichaplantorananimalstopsexisting灭绝extinctadj.绝种的，不复存在的；死的（火山）Practicemakesperfect.Theirjobsarefacedwith_________(extinct)asaresultofdecliningsales.Manyoftherainforestanimalsmaybecome_________(extinction)inlessthan10years.__________isknowntoall,thepandaisindangerofextinction.________isknowntoallthatthepandaisindangerofextinction.extinctionextinctAsItAnalysisondifficultsentences.1.TheAmazonRiver,fromwhichtherainforestgetsitsname,iscloseto6400kilometresinlength---roughly100kilometreslongerthantheYangtzeRiver.(lines7-8)思考：为什么用fromwhich?首先，受短语getitsnamefrom…的影响，需用介词from;另外，此处构成介词+关代的结构，先行词为TheAmazonRiver，故用fromwhich。SentenceAnalysis1.Letusnot,however,flatterourselvesovermuchonaccountofourhumanvictoriesovernature.Foreachsuchvictorynaturetakesitsrevengeonus.但是我们不要过分陶醉于我们人类对自然界的胜利。对于每一次这样的胜利，自然界都对我们进行报复。2.Welcometothejungle,ahugeseaofgreenalivewiththesoundsofanimals.欢迎来到这片丛林，这是一片绿色的海洋，到处都可以听到动物发出的声音。3.Eachleveloftheforestformsitsownlittleworld,hometodifferentkindsoflivingthings.雨林的每一层都形成了自己的小世界，成为各种生物的家园。SentenceTranslation4.Whileasignificantnumberofjaguarssurvivehere,theyareonlyoneelementofthisforest’sfoodchain.尽管相当多的美洲豹在这里生存，但它们只是这个雨林食物链的一个要素。5.Whenajaguardies,atinyarmyofmicroorganismshelpsbreakdownitsbodyandreturnthenutrientstotheearth.美洲豹死后，一小支微生物军队会助力其尸体的分解，让营养成分重回土壤之中。6.Astheimpactofhumanactivitiescontinuestogrowandthelistofspeciesindangerofextinctionbecomeslonger,weareleftwithaquestion:canweaffordtodamage“thelungsoftheplanet”?随着人类活动的影响不断增加，濒危物种的名单越来越长，这就留给我们一个问题：我们能承担起损害“地球之肺”的后果吗？Readandunderlinethefollowingkeywordsorexpressions.1.bealivewith2.playasignificantrolein…3.morethanhalfthesizeof…4.inlength5.

roughly6.biodiversity7.unbelievable8.variety9.towering10.behometo…Readandunderlinethefollowingkeywordsorexpressions.11.feedon12.inturn13.breakdown14.theearth15.breathelifeinto…16.irreplaceable17.impact18.extinction________thelargestrainforestintheworld,itplays________significantroleinmaintainingthefinebalanceofthe_________(Earth)ecosystem.TheAmazonRiver,from________therainforestgetsitsname,iscloseto6400kilometres______length.Oneinten________(know)speciesintheworldcanbefoundhere.Thesewaterliliesarebigenough________(lie)downon.Theforest’sdifferentlevelssupportan____________(believe)varietyofwildlife.Unit1AsEarth’swhichknownTextReviewunbelievabletolieain6.Thentherearethe________(tower)ancienthardwoods.7.Eachleveloftheforestformsitsownlittleworld,home_______differentkindsoflivingthings.8.Theyfeed_____atleast87species,________(include)frogs.9.Yetthereisonemajordangertothese__________(replace)plantsandanimals:us.10.Overthepast50years,about17percentoftherainforest_______________(disappear)duetohumanactivities.toweringontoincludingirreplaceablehasdisappeared11.Asaresult,mostoftheforest’snutrientsarelockedupintheplantsthemselves,thus_________(allow)themtogrow_______anunbelievablespeed.allowingatThepassagebelowisfromawebsiteabouttheAmazonrainforest.Completethepassagewiththecorrectformsofthewordsandphrasesintheboxbelow.agricultureimpactthusduetovarietysurvivebeneath

breakdownTheAmazonrainforestishometoagreat(1)

______ofplantlife;however,itssoilissurprisinglypoorinnutrients.Infact,thesoilintheregioncannotsupport(2)

________formorethanafewyears.Ifascientistisshownareportlistingthenutrientsofthatsoil,heorshewillprobablythinkthatonlydesertplantscan(3)

________init!Thenwhyisthesoilsopoorinnutrients?Foronething,therainyseasonhas

a(n)varietyagriculturesurvive(4)

_______onthesoil.Intherainyseason,thewaterlevelcanrisetomorethan12metres.Whenthewatergoesaway,ittakesawaythenutrientsinthesoil.Foranotherthing,(5)

______theAmazon’s

hotclimate,itisdifficultforthesoiltobuildupenoughnutrients.Deadplantsandanimals(6)

_______________morequickly.Thenutrientsaresoontakeninbytherootsoftheplantsdeep(7)

_________theground.Asaresult,mostoftheforest’snutrientsarelockedupintheplantsthemselves,(8)

____allowingthemtogrowatanunbelievablespeed.agricultureimpactthusduetovarietysurvivebeneath

breakdownimpactduetoarebrokendown

beneaththusBuildingyourlanguageNotethefollowingprefixes,thenfillinthetablebelowwithasmanywordsasyoucan.PrefixesWordsun-unbelievabledis-disappearin-/im-/il-/ir-irreplaceablenon-non-smokinguncomfortable,unclear,uncommon,unconditional,unabledisagree,disadvantage,disappoint

impossible,independent,illegalnon-renewable,non-profit,non-stopNegativeprefixesYouwillbe__________(able)topasstheexamifyoudon’tstudyhard.Ifsomeonedoesn’tshowgoodmannerstoothers,heis

__________(polite).Simonissucha(n)__________(honest)personthatnoonebelieveshim.Itisso______(fair).