Unit+1+Nature+in+the+balance+Reading+課件【 知識(shí)精講+備課精思+拓展提升 】 高一下學(xué)期英語(yǔ)牛津譯林版（2020）必修第三冊(cè)

新牛津譯林高中英語(yǔ)必修三Unit1Natureinthebalance

ReadingReadingAccordingtothetext’stitle,canyoupredictwhataspectsthetextmaytalkabout?PART02FastReadingIntroductiontotheAmazonrainforesttwoReadandwritethemainideaofeachparagraph.onethreefivefourBasicinformationabouttherainforestPlantbiodiversity:levelsoftherainforest(plants)Animalbiodiversity:foodchain(birdsandanimals)Therainforest’svaluetothehumanrace;threatstotherainforestP4A1________________________________________________________________________________________________________________________________________6millionmorethan1300about6400about17morethan400008countriesover400over20P4A2010203Whatisthepurposeofusingsomanyfigures?ToprovidespecificandaccurateinformationTosupportthestatementandmakethestatementmorepersuasiveandconvincing;TomakepeoplerealizetheimportanceoftherainforestinadirectwayPART03CarefulReadingReadpara1carefullyandfindthetopicsentenceAsthelargestrainforestintheworld,itplaysasignificantroleinmaintainingthefinebalanceoftheEarth’secosystem.ReadPara2andfindthebasicinformationoftheAmazonrainforest.location__________________size______________________originofitsname____________________8countriesandoneoverseasregionofFrancearound6millionsquarekilometersofforestTheAmazonriveraround6400kminlengthbrazilnutwaterlilyWhatplantsdoespara3introduce?thetopsofthetallesttreesshorterplantswithlargeleavesthemassofleaflittertoweringancienthardwoodsasystemofrootsbeneaththegroundReadPara3andpointoutthedifferentlevelsoftherainforest.Readpara4andcompletethefollowingchartaboutthefoodchainJaguarsfeedon

Atleast87species,includingfrogsfeedon

Insectsfeedon

nutrientMicroorganismsbreakdownLeavesandfruitWhatisthefunctionoftherainforesttousinpara5?fixcarbonproduceoxygenusingmetaphors1.lungsoftheplanet2.atreasurehouseofspeciesagriculturecattlefarmingWhatisthemajorthreattotherainforest?humanactivitiesPART04DiscussionTheauthoritiesshouldenforcerevelantlawsonprohibitingtheillegalcuttingoftrees;Theauthoritiesshouldsetupnaturereservesandincreasethenumberofforestrangers(護(hù)林者)toguardtherainforest;WhatcanwedotoprotecttheAmazonrainforest?ThewaystoprotecttheAmazonrainforest34Thesurroundingcountriesshouldplantman-madeforeststoslowdownthedisappearanceoftheAmazonrainforest;Thelocalgovernmentshouldadjusteconomicstructurebydevelopingspin-offs(副產(chǎn)品)andtourismtoearnprofits;AlternativeHomework1.ToraisetheawarenessofprotectingtheAmazonrainforest,youareinvitedtomakeaspeechintheUnitedNations.Pleaseworkwithyourgroupmembersandwritethespeechtogether.1.Itismygreathonortohaveachancetomakeaspeechhere.2.Ithasacrucialinfluenceon3.beofsignificanceto3.behometo4.Itistimeforsbtodosth.5.makejointeffortstodosthAlternativeHomework2.MangshanisthelargestnationalforestparkinHunanProvince.PleasewriteabriefintroductiontoMangshanaccordingtotheaspectsoftheAmazonrainforest.tips:pleaseusesmorewordsfromthebookLanguagePoints

Languagepoints1.Theworldwelivein

isfullofnaturalwonders.ThedocumentaryscriptbelowdescribestheAmazonrainforest,which

ishometoawiderangeofwildlife.behometo...awiderangeof...是......的家園廣泛的；各種各樣的我們居住的世界充滿了自然奇觀。下面的紀(jì)錄片腳本描述了亞馬孫雨林，這里是各種野生動(dòng)植物的家園。

Languagepoints2.Welcometothejungle,ahugeseaofgreenalivewith

thesoundsofanimals.(L1)歡迎來(lái)到叢林，這是一片綠色的海洋，處處都可以聽(tīng)到各種動(dòng)物的聲音。(1)ahugeseaof(2)bealivewith

eg.Ilookeddownandsawaseaofsmilingfaces.Assummerapporaches,thepondisalivewithfrogs.我往下看,看到一張張笑臉。夏天臨近，池塘里都是青蛙。大量的，許多的；成片的充滿著，到處都是

擴(kuò)展延申aliveadj.

活著的

一般作表語(yǔ)或作前置定語(yǔ)修飾名詞，也可作補(bǔ)足語(yǔ)；livingadj.活著的

一般作前置定語(yǔ)，也可置于名詞后或作表語(yǔ)（theliving表“活著的人”）；livingn.生計(jì)，生活方式；live/laiv/adj.活著的，現(xiàn)場(chǎng)直播的;livelyadj.

活潑的，生動(dòng)的。

當(dāng)堂練習(xí)Ifoundthesnake_________.The________aremoreimportanttosocietythanthedead.LastnightthereweremillionsofpeoplewatchingtheSpringFestivalGala_________onTV.Youngstudentsareusually___________.alivelivinglivelively

Languagepoints3.Asthelargestrainforestintheworld,itplaysasignificantroleinmaintainingthefinebalanceoftheEarth’secosystem.(L2)eg.Thefoodyoueateverydayplaysasignificantroleinyourhealth.playasignificantrolein

作為世界上最大的雨林，它在維系地球生態(tài)系統(tǒng)的良好平衡上扮演著重要的角色。你每天吃的食物在你的健康方面起著重要的作用。在...(做)方面起著重要的作用

綜合練習(xí)

thelungsoftheplanet,rainforestplays

importantrolein

(prodouce)theoxygen.Heiswatchinga

(live)broadcastofthefootballgame.(see)fromthetopofthetower,Iseeahugesea

trees.Thepoolwasalive

goldfish.Weshouldhavehealthyeatinghabitsand

(live)habits.AsanproducingSeeingofwithlivinglive

Languagepoints(1)fromwhich在句中引導(dǎo)

從句。4.TheAmazonRiver,fromwhich

therainforestgetsitsname,iscloseto6,400kilometresinlength—roughly100kilometreslongerthantheYangtzeRiver.(L7)非限制性定語(yǔ)TheAmazonRiver,whichtherainforestgetsitsnamefrom,iscloseto6,400kilometresinlength...

介+which/whomThewoman___________

youspokeisateacher.Thecity____________helivesisfaraway.Itwasacrisis(危機(jī))____________shedidn’tprepare.It'sakindoftree____________wecangetalotdeliciousfruit.ThemanismyEnglishteacher

Ichattedjustnow.towhominwhichforwhichfromwhichwithwhom

Languagepoints4.TheAmazonRiver,fromwhich

therainforestgetsitsname,iscloseto6,400kilometresinlength—roughly100kilometreslongerthantheYangtzeRiver.(L7)亞馬孫雨林得名于亞馬孫河，亞馬孫河長(zhǎng)約6,400千米，比長(zhǎng)江還長(zhǎng)大約100千米。

作比較的表達(dá)Withanareaofaround6millionsquarekilometres,theAmazonrainforestis

morethanhalfthesizeofChina.TheAmazonRiver,fromwhichtherainforestgetsitsname,iscloseto6,400kilometresinlength—roughly100kilometreslongerthantheYangtzeRiver.

倍數(shù)的表達(dá)倍數(shù)+n.

(thelength/height/size/weight)of

倍數(shù)+as+adj./adv.(long/high/large)原級(jí)+as倍數(shù)-1

+adj./adv.的比較級(jí)

than…A+謂語(yǔ)動(dòng)詞++B地球是月球的49倍大。Theearthis49timesthesizeofthemoon.Theearthis49timesaslargeasthemoon.Theearthis48timeslargerthanthemoon.

當(dāng)堂練習(xí)Thenewlibraryistwice________(large)thantheoldone.Theropeisthreetimesthe

(long)ofmyfoot.Myyoungerbrotherishalf

heavyasme.

largerlengthas

Languagepoints(1)Abovethatisthe....為

句。表地點(diǎn)、方向的

、

置于句首時(shí)，要發(fā)生完全倒裝(將

放到主語(yǔ)之前)。

5.Abovethatisthemassofleaflitteronthedarkforestfloor.(L16)完全倒裝整個(gè)謂語(yǔ)介詞副詞在昏暗的雨林地面上，一層厚厚的枯枝落葉堆在上面。eg.Amongthesepeople

myfriendJim.

is

Languagepoints(2)massn.

大量

adj.

大批的，廣泛的

5.Abovethatisthemassofleaflitteronthedarkforestfloor.(L16)在昏暗的雨林地面上，一層厚厚的枯枝落葉堆在上面。【搭配】the

massof…amassof/masses

of...大量的，許多的大多數(shù)的……

綜合練習(xí)Ourclass

(make)upof50students.TheAmazonrainforestishome

a

(vary)ofwildlife.Behindthe

(tower)trees(be)asmallandlowhouse.Itis

(believe)thathedidsuchfoolishbehavior.

ismadetovarietyisunbelievabletowering

Languagepoints(1)while在句中引導(dǎo)

從句。

6.While

asignificantnumberofjaguarssurvivehere,theyareonlyoneelementofthisforest’sfoodchain.(L23)讓步狀語(yǔ)eg.盡管他才四歲，他懂的很多。Whileheisonly4yearsold,heknowsalo