Unit1ReadingP2-5課件-高中英語牛津譯林版必修第三冊

livingmammaljaguarsurvivefroginturninsectadj.活著的，活的；在使用的n.生計(jì)，謀生；生活方式n.哺乳動物n.美洲豹，美洲虎vi.生存，存活vt.幸存，幸免于難 n.蛙，青蛙相應(yīng)地，轉(zhuǎn)而n.昆蟲Wordsmicroorganismbreakdownnutrientbreathelifeintocarbonoxygenthusn.微生物使分解（為），使變化（成）n.營養(yǎng)素，營養(yǎng)物給…帶來起色，注入活力n.碳n.氧，氧氣adv.因此，從而；這樣Wordsdisappearduetoagriculturecattleimpact

extinctiondamagevi.不復(fù)存在，滅絕，消亡；消失；失蹤由于，因?yàn)閚.農(nóng)業(yè)，農(nóng)學(xué)n.牛n.影響，作用；撞擊，沖撞vi.&vt.有影響；沖擊n.滅絕，絕種vt.&n.損害，傷害，損壞，破壞 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“l(fā)ungsoftheplant”?Discussitwithyourpartner.No.TheAmazonrainforestisfartooimportantforustoallowittobedestroyed.Ithelpsmaintainthebalanceoftheecosystemandprovidesoursocietywithfoodandmedicine.LanguagePoints

P2-5新牛津必修Book3

Unit1NatureintheBalance1.…alivewiththesoundsofanimals.(line1)bealivewith:befullof充滿，到處都是（活的或動的東西）alive/living/live/livelyPara.1【拓展】lively,alive,living,live辨析不同點(diǎn)語法功能釋義lively作定語(前置)、表語、主補(bǔ)、賓補(bǔ)生動的；活潑的；有生氣的alive作表語(可用作后置定語，但不用作前置定語)活著的；有活力的（可用于人或動物）living作表語或定語活著的；現(xiàn)存的；生動的；逼真的；栩栩如生的（可用于人或動物）live作定語(前置)活著的；實(shí)況轉(zhuǎn)播的（一般不用于人）相同點(diǎn)：均可做形容詞【拓展】lively,alive,living,live辨析練習(xí)：選詞填空。1.他講述了一個有關(guān)他的非洲生活的一個生動故事。Hetolda______storyabouthislifeinAfrica.2.你是喜歡直播還是錄音？Do?you?like?a?____?show?or?a?recordedshow?3.他買了幾條活魚。

Heboughtsome_____fish.4.他被送往醫(yī)院時還活著。Hewas_____whenhewastakentothehospital.5.拉丁語不是現(xiàn)代使用的語言。Latinisnota______language.livelylivelivealiveliving句意：作為世界上最大的雨林，它在維系地球生態(tài)系統(tǒng)的微妙平衡上扮演著舉足輕重的角色。2.Asthelargestrainforestintheworld,itplaysasignificantroleinmaintainingthefinebalanceoftheEarth’secosystem.(line2-3)playa(significant/important)rolein

在……中起著(重要)作用例：Peopleshouldpaymoreattentiontotheeducationofchildrenbecausetheywill_______________________________inthefutureofourcountry.人們應(yīng)該增加對兒童教育的重視，因?yàn)樗麄儠谧鎳奈磥戆缪葜匾慕巧?。playasignificant/importantroleinPara.13.TheAmazonrainforestcrossesintoeightcountries,includingBrazilandPeru,andoneoverseasregionofFrance,allontheSouthAmericancontinent.(line4)句意：亞馬孫雨林穿過包括巴西、秘魯在內(nèi)的八個國家，以及一塊法國的海外領(lǐng)地，都位于南美洲大陸。例：Lookleftandrightbeforeyoucrosstheroad.cross

v.穿越；越過；橫過；渡過

crosses—crossing—crossed—crossed

n.十字架，十字形物crossingn.人行橫道；十字路口【拓展】across用作副詞或介詞，表示“橫跨、橫穿”，通常與go/walk連用。

Para.2例:1.理查德站起來，走到了窗戶那邊。Richardstoodupandwalked_________tothewindow.includev.包含，包括includingprep.包括……在內(nèi)includedadj.包括在內(nèi)的

例2：她走過地板躺在了床上。Shewent

______thefloorandlaydownonthebed.acrossacross例：1.Alistofreferences參考mustbe_________.2.Hewasfullydressed,________shoes.3.Herhobbies_______musicandpainting.includedincludinginclude4.…ismorethanhalfthesizeofChina.(line6)倍數(shù)的常用表達(dá)方式A+be+倍數(shù)+the+名詞（size/length/width/height）+of+B.A+be+(n-1)倍數(shù)+比較級+thanB.A+be+倍數(shù)+as+形容詞原級+as+B.A+be+倍數(shù)+what從句.Para.2倍數(shù)的常用表達(dá)方式A+be+倍數(shù)+the+名詞（size/length/width/height）+of+B.A+be+(n-1)倍數(shù)+比較級+thanB.A+be+倍數(shù)+as+形容詞原級+as+B.A+be+倍數(shù)+what從句.Practicemakesperfect.請改寫所給的句子。Thesizeofthenewlybroadenedlibraryisthreetimeswhatthepreviousonewas.Thenewlybroadenedlibraryis___________________thepreviousone.2.Thenewlybroadenedlibraryis___________________

thepreviousone.Thenewlybroadenedlibraryis___________________

thepreviousone.twicelargerthanthreetimesaslargeasthreetimesthesizeofPara.25.…inlength--roughly

100kilometres…(line8)adv.approximatelybutnotexactly大約；大致adv.notbeingcarefulandgentle粗魯?shù)豠dv.inawaythatdoesnotleaveasmoothsurface粗糙地roughlyspeaking大致來說Para.26.…therichestbiodiversityontheEarth…(line10)n.theexistenceofalargenumberofdifferentkindsofanimalsandplantswhichmakeabalancedenvironment生物多樣性diverseadj.各種各樣的diversifyv.使多樣化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難以置信的adv.unbelievablyItisunbelievablethat…令人震驚的是……Practicemakesperfect.Wehad_______unbelievabletimeinParis.________isunbelievablethathecanacceptthissortofbehavior.Whatyoudidwas___________(unbelievable)stupid.anItunbelievablyPara.38….anunbelievable

varietyof...(line15)n.variety不同種類；變化，多樣性a(wide/great/large)varietyof各種各樣的；種類繁多的“avarietyof+復(fù)數(shù)名詞”作主語時，謂語動詞用復(fù)數(shù)；“thevarietyof+復(fù)數(shù)名詞”意為“...的品種”，作主語時，謂語動詞用單數(shù)形式。adj.various各種各樣的v.vary(彼此)相異；變化，多變varyfrom...to...從...到...之間變化/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，超過towerv.tobemuchbetterthanothersinability勝過towerabove/oversb./sth.高出，超過，勝過Practicemakesperfect.Hestoodupand________(tower)overher.Heremainsa___________(tower)figureinrockandroll搖擺舞.Canyouseeseveraltowering________(cliff)overthere那里?toweredtoweringcliffsPara.310.…h(huán)ometodifferentkindsof…(line19)n.theplacewhereaplantoranimalusuallylives棲息地adj.家庭的，家用的，本國的，主場的homeandabroad國內(nèi)外homelyadj.相貌平平的；猶如在家的Practicemakesperfect.Toputitsimply,chargingtouristsfromhomeandabroad__________(different)isfarfromfair.The

manwas_________(home)andoverweight.Sitdownandmake__________(you)athome.IsthematchonSaturdayathome_______away?differentlyhomelyyourselforPara.411.…inturn,feedoninsects…(line33)inturn依次；反過來feedon以……為食Para.412.…breakdownitsbody…totheearth…(line28)breakdown出故障；（討論）失敗；分解；崩潰earthn.thesubstanceonthelandsurfaceortheearth土壤onearth到底，究竟breakin破門而入，打斷breakinto…破門而入，突然……起來breakout爆發(fā)breakup（關(guān)系）破裂句意：亞馬遜雨林通過固定碳和產(chǎn)生地球上20%以上的氧氣來給地球帶來生機(jī)。13.TheAmazonrainforestbreatheslifeintotheplanetbyfixingcarbonandproducingover20percentofalltheEarth’soxygen.(line30-31)breathelifeinto

帶來生機(jī)，注入活力例：1.我們需要一些新鮮血液給該項(xiàng)目注入活力。Weneedsomenewpeopleto______________________.2.教師應(yīng)當(dāng)給自己所授學(xué)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；低語；松口氣breathn.呼吸，氣息breath/breathe相關(guān)短語屏住呼吸呼氣歇口氣一口氣；同時上氣不接下氣Para.514.…theseirreplaceableplants…(line33)adj.toovaluableorspecialtobereplaced不可替代的replace-replaceable-irreplaceablePracticemakesperfect.HecouldseeIwasnotso__________(easy)replaceable.Theyarepriceless,uniqueand____________(replaceable).Educationplays______irreplaceableroleinone’slife.Theharshreality(殘酷的現(xiàn)實(shí))is_______nobodyisirreplaceable.easilyirreplaceableanthatPara.515.…indangerofextinction…(line37)n.asituationinwhichaplantorananimalstopsexisting滅絕extinctadj.絕種的，不復(fù)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：為什么用fromwhich?首先，受短語getitsnamefrom…的影響，需用介詞from;另外，此處構(gòu)成介詞+關(guān)代的結(jié)構(gòu)，先行詞為TheAmazonRiver，故用fromwhich。SentenceAnalysis1.Letusnot,however,flatterourselvesovermuchonaccountofourhumanvictoriesovernature.Foreachsuchvictorynaturetakesitsrevengeonus.但是我們不要過分陶醉于我們?nèi)祟悓ψ匀唤绲膭倮τ诿恳淮芜@樣的勝利，自然界都對我們進(jìn)行報復(fù)。2.Welcometothejungle,ahugeseaofgreenalivewiththesoundsofanimals.歡迎來到這片叢林，這是一片綠色的海洋，到處都可以聽到動物發(fā)出的聲音。3.Eachleveloftheforestformsitsownlittleworld,hometodifferentkindsoflivingthings.雨林的每一層都形成了自己的小世界，成為各種生物的家園。SentenceTranslation4.Whileasignificantnumberofjaguarssurvivehere,theyareonlyoneelementofthisforest’sfoodchain.盡管相當(dāng)多的美洲豹在這里生存，但它們只是這個雨林食物鏈的一個要素。5.Whenajaguardies,atinyarmyofmicroorganismshelpsbreakdownitsbodyandreturnthenutrientstotheearth.美洲豹死后，一小支微生物軍隊(duì)會助力其尸體的分解，讓營養(yǎng)成分重回土壤之中。6.Astheimpactofhumanactivitiescontinuestogrowandthelistofspeciesindangerofextinctionbecomeslonger,weareleftwithaquestion:canweaffordtodamage“thelungsoftheplanet”?隨著人類活動的影響不斷增加，瀕危物種的名單越來越長，這就留給我們一個問題：我們能承擔(dān)起損害“地球之肺”的后果嗎？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).