ProtectingtheenvironmentUnit83ThegreenmiracleLearningobjectivesInthislesson,wewillbeableto:UnderstandthemainideaofthepassageaboutSaihanba,includingitspastdesolatesituation,thegovernment'sdecisionin1962,anditscurrentstatusasthelargestman-madeforestintheworld.Mastertheusageoftheto-infinitiveaftercertainverbs,suchas“tocarryoutthetask”and“tocompletethedifficulttask”,andbeabletocreatemoresentencesusingthisgrammarstructure.Improvestudents'readingcomprehensionabilitybyanalyzingthetextaboutSaihanbaandansweringrelatedquestions,suchasfindingoutthedifferencesbetweenthetwopicturesandthereasonsforthechanges.1Lookatthepicturesofthesameplaceandanswerthequestions.AWhat'sthedifferencebetween

thetwopictures?BWhatdoyouthinkledtothe

difference?2Readthepassageandcompletethetimeline.Saihanba,locatedinthefar-northernpartofHebeiProvince,becameagreenmiracle.

Aroundthelate1950s,youcouldhardlyseeatreeorafloweranywhereinSaihanba.In1962,thegovernmentdecidedtochangethisdeadlandintoaforest.Tocarryoutthetask,agroupof369foresters,mostlyintheir20s,wasorganised.“Attheverybeginning,Ididnotrealisethattheworkingconditionswouldbesoharshandtheweathersobad,”saidZhaoZhenyu,oneofthefirst-generationforesters.Buttheynevergaveup.Theforesterscarriedon,overcomingthechallengesoftheland.Theyusedscienceandtechnologytohelptreestosurviveharshconditions.TheSaihanbapeopleworkedhardwiththeirheartsandmindsformorethanhalfacentury.

TheSaihanbaSpiritinspiredtheforesterstocompletethedifficulttask.Saihanbaisnowthelargesthuman-madeforestintheworld.Itplaysanimportantroleinenvironmentalprotection.Peoplecanenjoyfreshair,birdssinging,andbeautifulscenerythere.2Readthepassageandcompletethetimeline.aroundthelate1950s1962nowPeoplecould____________atreeorafloweranywhere.Saihanbais___________________________________________.Thegovernmentdecided_________________________________________.2Readthepassageandcompletethetimeline.hardlyseetochangethisdeadlandintoaforestthelargesthuman-madeforestintheworldReadParagraphs1-2andanswerthequestions.1.WhatwasSaihanba’sconditioninthelate1950s?Hardlyseetreesorflowers.2.Whendidtheforestationprojectbegin,andwhoinitiatedit?In1962,bythegovernment.3.Describetheteamofforesters(numberandagegroup).369foresters,mostlyintheir20s.ReadParagraph3andanswerthequestions.1.WhattwodifficultiesdidZhaoZhenyumentionabouttheearlywork?Harshworkingconditionsandbadweather.2.Howdidtheforestershelptreessurvivedifficultconditions?Byusingscienceandtechnology.3.HowlonghavetheSaihanbapeoplebeenworkingonthisproject?Morethanhalfacentury(orover50years).ReadParagraph4andanswerthequestions.1.Whathelpedtheforesterscompletetheirdifficulttask?TheSaihanbaSpirit.2.WhatrecorddoesSaihanbaForesthold?Thelargesthuman-madeforestintheworld.3Readthesentencesandpayattentiontothepartsinyellow.Thenwritemoreexamples.Tocarryoutthetask,

agroupof369foresters,mostlyintheir20s,wasorganised.TheSaihanbaSpiritinspiredtheforestersto

completethedifficulttask.____________________________________________________________________________________________________________________________________Weusetheto-infinitivetoexpresspurpose.

Weaslousetheto-infinitiveaftercertainverbs.Someverbsarefollowedbyadirectobjectandthentheto-infinitive.Togo10kilometres,Ineedtendonuts.Iwouldliketogotothesupermarkettobuyawatermelon.4Readandcompletetheconversation.A.tosurviveharshconditionsB.tovisititsomedayC.TochangethesituationJenny:DoyouknowaboutSaihanba?LiMing:Yes.Itusedtobeadesertedlandaroundthelate1950s.Jenny:Really?That'shardtoimagine.Whathappenednext?LiMing:______,thegovernmentorganisedmanyforestersandstartedplantingtrees.Jenny:Didtheymeetanydifficulties?LiMing:Ofcourse.Theworkingconditionsweresoharshandtheweatherwasbad.Butscientificandtechnologicalmethodshelpedtrees______.Jenny:Howbravetheforesterswere!WhatisSaihanbalikenow?LiMing:Nowadays,Saihanbaisnotonlythelargesthuman-madeforestbutalsoapopulartouristspot.Jenny:Wow,Iwant______.CABIt’severyone’sresponsibilitytoprotecttheenvironment.1.Aroundthelate1950s，youcouldhardlyseeatreeorafloweranywhereinSaihanba.aroundthelate1950s意為“大約20世紀(jì)50年代末”。late表示“晚期的；后期的”。inthelate1950s意為“在20世紀(jì)50年代末”Point例句： Rockandrollmusicbecameverypopularamongyoungpeopleinthelate1950s.（20世紀(jì)50年代晚期，搖滾樂在年輕人中變得非常流行。）carryout是一個(gè)動詞短語，意為“執(zhí)行；實(shí)施；貫徹”，通常用于描述將計(jì)劃、任務(wù)、命令等付諸實(shí)踐。Point用法：其后可直接接名詞或代詞作賓語。當(dāng)賓語為代詞時(shí)，需將代詞置于carry和out之間。例句：Wemustcarryouttheplanassoonaspossible.（我們必須盡快執(zhí)行這個(gè)計(jì)劃。）Theycarrieditoutsuccessfully.（他們成功地實(shí)施了它。）2.Tocarryoutthetask,agroupof369foresters,mostlyintheir20s,wasorganised.3.Attheverybeginning,Ididnotrealisethattheworkingconditionswouldbesoharsh.attheverybeginning意思是“在一開始；起初”Point用法：在句中作時(shí)間狀語，可置于句首或句中。例句：Attheverybeginning,Ididn'tunderstandwhathewassaying.（在一開始，我不明白他在說什么。）Shehadalotofconfidenceintheprojectattheverybeginning,butlatershebecameworried.（她在一開始對這個(gè)項(xiàng)目很有信心，但后來她開始擔(dān)心了。）inspiresb.todosth.意為“激勵某人做某事”，inspire是動詞，后接賓語再加動詞不定式作賓補(bǔ)。Point例句：Hiswordsinspiredmetoworkharder.（他的話激勵我更加努力工作。）Theteacherinspiredthestudentstobecreative.（老師激勵學(xué)生要有創(chuàng)造力。）4.TheSaihanbaSpiritinspiredtheforesterstocompletethedifficulttask.5.Itplaysanimportantroleinenvironmentalprotection.playanimportantrolein意為“在……中發(fā)揮重要作用”。Point用法：in是介詞，后接名詞、代詞或動名詞形式。例句：Treesplayanimportantroleinprotectingtheenvironment.（樹木在保護(hù)環(huán)境中發(fā)揮重要作用。）Teachersplayanimportantroleinstudents'growth.（老師在學(xué)生的成長中發(fā)揮重要作用。）一、單項(xiàng)選擇Myfatherdecided______anewcarlastweek.A.buy B.buys C.tobuy D.buyingTheytriedtheirbesttocarry______thedifficultplan.A.on B.out C.away D.offYoushouldnevergive______whenyoufacedifficulties.A.up B.in C.out D.away______thebeginningofthemovie,itwasalittl