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译林版英语八年级下册知识整理与归纳第1页/共4页Unit8.AgreenworldA.Comicstrip&WelcometotheUnit1.短语及固定搭配1.liveagreenlife2.begoingtodosth3.drivesbtosp4.turnoff关（电器，灯，煤气等）turnon开（电器，灯，煤气等）5.causeseriousairpollutioncause的用法：1)cause用作动词时表示“造成”或者“使(发生)”的意思时，有如下搭配。①cause后可直接用造成的结果或者发生的事情作宾语。e.g.Humanpollutioncausesglobalwarming.②cause后面可接双宾语或接不定式的复合结构。causesbsth=causesthtosb给某人带来某物causesbtodosth.导致某人做某事e.g.MySistercausedmyparentsmuchunhappiness.Thecoldweathercausedtheplantstodie.2)cause用作名词时，主要有三大意思：①表示“原因”，为可数名词。如：Bacteriaareoftenacauseofdisease.Smokingisoneofthecausesofheartdisease.②表示“理由”，为不可数名词。如：Hehadjustcauseforanger.③表示“事业”“奋斗目标”，为可数名词。如：Hedevotedhimselftothecauseofscience.补充：turnup（声音）调高turndown（声音）调低2.句子1.Whatareyougoingtodo?2.Willmoretreesbeplantedthisyear?3.Mydadusedtodrivemetoschool.4.It’swiseforpeopletochoosepublictransportorridebicycles.5.Wecanreduceairpollutionbyridingbicycles.=Wecanridebicyclestoreduceairpollution.6.Wecansavewaterbytakingshortershowers.=Wecantakeshortershowerstosavewater.7.Wecansaveenergybyturningoffthelightswhenweleavearoom.=Wecanturnoffthelightswhenweleavearoomtosaveenergy.8.Wecanprotecttheenvironmentbyrecyclingwaste.=Wecanrecyclewastetoprotecttheenvironment.B.ReadingI短语和固定搭配1.keepitthatway2.beseparateintodifferentgroups译林版英语八年级下册知识整理与归纳第2页/共4页3.limitairandwaterpollution4.costverylittle5.runout6.separate…into……beseparatedinto……被分成…（被动语态）e.g.Thechildrenwereseparatedintogroupsforgame.Let’sseparatechildrenintosixgroups.7.allowsbtodosthsbbeallowedtodosth.e.g.Wearenotallowedtousemobilephonesatschool.8.some…,some…,andotherse.g.Somestudentsarereadingquietly,somearetakingnotes,andothersaresearchingforinformationontheInternet.9.dependon/upone.g.Idon’twanttodependtoomuchonmyparents.10.makeadifferencetosb/sth对…有影响；对…起作用e.g.Theraindidn’tmakemuchdifferencetothegame.II句子1.Wearenotallowedtocutdowntrees.2.Natureisourgreatesttreasure.3.Wedependonitsrichresourcestolive.4.Whathaveyoudonefortheenvironment?5.Rememberthateveryonecandosomethingtomakeadifference.6.Switzerlandisacountrywithhighmountainandcleanbluelakes.7.Someoldclothesandshoescanberecycled.8.ifwedroplitterinapublicplace,we’llbefinedbythepolice.C.GrammarI被动语态的一般将来时1.基本构成will/begoingto+be+V-ed2.基本句型肯定句…will/begoingto+be+V-ed否定句…will/begoingto+benot+V-ed一般疑问句及回答——Will/begoingto+…+be+V-ed？——肯定：Yes，…will/begoingto+be——否定：No，…will/begoingto+benot特殊疑问句：特殊疑问词+will/begoingto+be+V-ed？e.g.AlotofathleteswillbeinvitedtoBeijing.Heisgoingtobetakentohospitalinafewminutes.--Whatwillbeputuphere?--Anewtheater.--Willsomeworld-famoussingersbeinvited?--Yes,theywill．II短语及固定搭配1.cleanup2.livingthings3.worktogether4.doharmtosb译林版英语八年级下册知识整理与归纳第3页/共4页5.befilledwith（被动语态）=befullof6.oneofthebiggestproblems7.throwrubbishinto..8.acttoimprovetheenvironment9.maketheworldabetterplaceIII句子1.Pollutionisoneofthebiggestproblemintheworldtoday2.Theairisfilledwithpollution3.Ifweworktogether,wecanmaketheworldabetterplace4.Whenistheshowtobeheld?5.Whatwillbedisplayedattheshow?6.Whatwillbediscussedattheshow?7.wewillhaveachancetotalkabout…D.IntegratedskillsI短语及固定搭配1.fewerstudents2.keepsoilinplace使土壤不流失3.beharmfulto对…有害4.keepinplace在正确位置5.turnoffthetap6.takeshowersforlessthantenminutes7.recycleemptybottles8.doalottohelpprotecttheenvironment9.tryourbesttodo10.usebothsidesofthepaper11.asurveyon…II句子1.Pollutionhasbecomeaseriousproblemallaroundtheworld.2.Ithinkourtownwilllooknicerwithmoretreesaround.3.Airpollutionisharmfultoourhealth.E.Studyskills纠正错误写作错误产生有多方面原因。单词记忆不准确，语法知识不清楚，文章主题把握不牢等都可能导致错误。我们可以通过检查我们的文章来发现错误。写完文章后我们要多读常见的错误有1.W单词使用错误（wordusagemistake）2.P标点符号使用错误（punctuationmistake）3.S拼写错误（spellingmistake）4.M缺词（missingword）5.G语法错误（grammaticalmistake）【易错点】单词使用错误与语法错误有时候很难分辨，需要细细品味译林版英语八年级下册知识整理与归纳第4页/共4页F.Task1.短语及固定搭配1.inorderto2.watchlessTV3.domoreexercise4.beinuse5.ifpossible7.gogreen=protecttheenvironment8.digup9.separatewasteintodifferentgroups10.changefortheworse11.developagreenlifestyle2.句子1.Herearesomesimplestepstotake.Takesomestepse.g.Theyaretakingsomesimplestepstohelpchildrenwithintellectualdisabilities.2.Ourenvironmentischangingfortheworse.3.Recyclingisalsoagoodwaytohelpreducepollution.4.Itisimportantforustodevelopagreenlifestyle5.Followthesesmallsteps，andyoucanmakeabigdifferencetotheEarth！