人教版九年级全册英语Unit 13 教案

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人教版九年级全册英语Unit 13 教案

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人教版九年级全册英语Unit13教案Unit13We’retryingtosavetheearth!教学目标：话题Topic：环境保护(Protectingtheenvironment)功能Functions：能谈论环境污染和环境保护问题(Talkaboutpollutionandenvironmentalprotection)We’retryingtosavetheearth.Theriverusedtobesoclean.Theairisbadlypolluted.Tocutdownairpollution,weshouldtakethebusorsubwayinsteadofdriving.语法复习：Reviewofkeystructures能正确区分和使用以下语法结构：现在进行时、usedto、被动语态、现在完成时、情态动词等。Wearetryingtosavetheearth.Theriverusedtobesoclean.Itwasconsideredthenicestriverintown.Weshouldhelpsavethesharks.词汇和常用表达Words&expressions1.能正确使用下列词汇(Curriculumwords)bottom,fisherman,coal,advantage,industry,law,gate,bottle,president,work,metal,ugly,wooden,plastic,cruel,harmful,scientific,litter,cost,afford,recycle2.能正确使用下列常用表达(Usefulexpressions)第49页共49页beharmfulto,atthetopof,thefoodchain,takepartin,turnoff,payfor,takeaction,throwaway,putsth.togooduse,pull…down,upsidedown,bringback1.能认读下列词汇(Non-curriculumwords)takeaway,bin,shark,fin,chain,ecosystem,reusable,transportation,napkin,inspiration,iron,creativity学习策略Strategies1.借助文章标题和插图对阅读篇章内容进行合理的预测2.能在阅读中借助上下文语境和构词特征猜测部分词汇的含义文化知识Culture了解环境污染情况问题和如何保护环境SectionA1(1a-2d)Learningobjectives:1.Tolearnandtalkaboutairpollution,wastepollutionandwaystosolvetheproblems.2.Tolearntousethesentencepatterns.usedto...butnow…shoulddosth.3.Tomasterkeywordsandphrases:litter,bottom,fisherman,coal,ugly,advantage,cost,wooden,plastic,makeadifference,leadto,insteadofI.WarmingupShowthepicturestomakesomecomparisonandtellstudentstheearthispollutednow.Forexample:(1)Thefactoriesthatburncoalpollutetheairwithalotofblacksmoke.(2)Factoriesputwasteintotheriver.(3)Peopleshouldthrowawaylitterinthebin.(4)Therearemorecarsontheroad.第49页共49页Learnsomenewwords.II.Workon1aHerearesomewordsrelatedtodifferentkindsofpollution.Writethemintheboxbelow.Thenaddmorewords.loudmusiccarsrubbishplaneslitteringshipsfactoriessmokingbuildinghousesmobilephonesnoisepollutionairpollutionwaterpollution________________________________________________________________________________________________________________________________________________Keys :noisepollution :loudmusic,planes,buildinghouses,mobilephones,(machinesCrowds,vehicles)airpollution :cars,factories,smoking,buildinghouses,waterpollution,(burning,powerplants,nuclearwastedisposal)waterpollution :rubbish,littering,ships,factories,(sewage,industrialwaste,pesticides)III.Listening1.Workon1b.Listenandcompletethesentences.Whatwastheproblem?Theriverwas_____________.Eventhebottom(底部)oftheriverwasfullof________.Therewerenomore______forfishermen(渔民)tocatch.Whatcausedtheproblem?Peoplearethrowing_______intotheriver.Factoriesareputting______intotheriver.第49页共49页Howshouldtheproblembesolved?Weshouldwritetothe____________andaskthemto___________thefactories.Everyoneshouldhelpto__________theriver.Keys:reallydirty,rubbish,fishlitter,wastegovernment,closedown,cleanup2.Listenagainandanswerthefollowingquestions.1)WhatdoesTonywanttodolaterthisafternoon?HewantstogoswimmingwithMarkintheriverlaterthisafternoon.2)Howwastheriverinthepast?Itusedtobesoclean.Ithasbeenthenicestriverinthistown.3.原文展示usedtodosth.“过去常常……”表示过去习惯性的动作但如今已不存在。playapartindoingsth.“参与做某事;在做某事上起作用”。IV.Practice1.Role-playtheconversationin1c.Mark:Theriverwasdirty.Eventhebottomoftheriverwasfullofrubbish.Tony:Butitusedtobesoclean!Mark:Yes,butpeoplearethrowinglitterintotheriver.Tony:Everyoneinthistownshouldplayapartincleaningitup!2.Makeconversationsaboutkindsofpollutionin1a.3.Workingroups.Eachgroupchooseatopicin2a.Saythewordsorphrasesrelatedtothetopiconebyone.V.Listening1.Workon2a.Listentotheinterview.CirclethekindsofpollutionthatJasonand第49页共49页Susantalkabout.A.landpollutionB.airpollutionC.noisepollutionD.waterpollutionKeys :AB2.Workon2b.Listenagainandcompletethesentences.1)Theairisbadlypollutedbecausethereare___________ontheroadthesedays.2)Factoriesthatburncoalalso__________theairwithalotofblacksmoke.3)Thereisalsotoomuchrubbishandwaste.People______________thingseveryday.4)Peoplearealsolitteringin______________likeparks.Thisisturningbeautifulplacesintougly(丑陋)ones.Keys:1)morecars2)pollute3)arethrowingaway4)publicplacesThinkabout:Whatelsecancausethetwokindsofpollutioninlife?VI.Practice(Workon2c)Usetheinformationin2aand2btorole-playconversationsbetweenJasonandSusan.Jason:Theairhasbecomereallypollutedaroundhere.I’mgettingveryworried.Susan:Yes,Iusedtobeabletoseestarsinthesky.Jason:Theproblemisthat…VII.DiscussionAskstudentstodiscusstheirideasforsolvingtheairpollution/wastepollutionproblem.VIII.Workon2d1.Read2dandcompletethechart.ProblemsSolvingproblemsairpollutiontakethebus,subwayorrideabikeinsteadofdriving第49页共49页wastepollutionbringabagtogoshoppingnevertakewoodenchopsticksorplasticforkswhenbuyingtakeawayfoodthrowrubbishinthebinsIX.Languagepoints1.We’retryingtosavetheearth!我们正在竭尽全力拯救地球!trytodo=tryone’sbesttodo尽力去做某事【语境应用】翻译句子我们将努力在一周内完成这项工作。We’ll try tofinishtheworkinaweek.【拓展】try相关短语:trydoingsth.试着做某事tryon 试穿tryout 尝试；试验；试试【语境应用】用try短语的适当形式填空。1)Iwenttothetailor’sto_________mynewsuit.2)Let’s_________yourmethod.Itseemsverygood.3)Ithinkyoushould_____________toimproveyourEnglish.4)Letme____________thestory.让我试着讲一讲这个故事吧。Keys:tryon,tryout,tryyourbest,trytelling2.It’sgoodforhealthanditdoesn’tcostanything!costv.花费；使付出，指花费金钱，主语通常是物。cost的过去式和过去分词均为cost。第49页共49页sth.costssb.somemoney某物花费某人多少钱【语境应用】翻译句子1)王先生花了200元买了新衬衫。ThenewshirtcostMr.Wang200yuan.2)新电脑花了多少钱？Howmuchdoesthenewcomputercost?辨析pay,take,cost&spendtake花费时间,常用于ittakessb.sometimetodosth.这一句型中，其中it作形式主语spend花费时间和金钱，主语通常是人，常用搭配：spend…onsth.和spend…(in)doingsth.pay花费金钱，主语通常是人，常用搭配：payforcost表示花费金钱或值（多少）钱，主语通常是物，常用搭配：sth.cost(s)(sb.)somemoney. 【语境应用】根据句意用take,spend,pay或cost的适当形式填空。1)Thatnewcar________ themlotsofmoney.2)Mona________50yuanonthebooksjustnow.3)Itusually_______ meanhourtodomyhomework.4)Youshould________ sometimepractisingyourpronunciation.5)Mybrother_______ 3,000yuanforthenewcomputeryesterday.Keys:cost,spend,takes,spend,paid3.…,weshouldtakethebusorsubwayinsteadofdriving.辨析instead&insteadof第49页共49页【语境应用】选用instead或insteadof填空。1)We’llhaveteainthegarden________inthehouse.2)Givemethegreenone_________theredone.3)Herauntstayedathome_________swimminglastSunday.4)Ididn’thaveapen,soIusedapencil_______.5)You’llhavetoaskZhangLi________me.Keys:insteadof,insteadof,insteadof,instead,insteadof4.Sotogether,ouractionscanmakeadifferenceandleadtoabetterfuture!1)makeadifference(to…)(对……)产生重大影响或作用【拓展】makenodifferenceto对……没有影响makesomedifferenceto对……有一些影响e.g.Itmakesnodifferencewhetheryouacceptorrefusehim.Theseaairhasmadesomedifferencetoherhealth.【语境应用】根据汉语意思完成下列句子（每空一词）。1)你是去是留对我都无所谓。Itdoesn’t_________________________tomewhetheryougoorstay.2)学习驾驶时，若有一位好教练指导，效果则大不相同。Whenyou’relearningtodrive,havingagoodteachermakes__________________________.Keys:makeanydifference ,abigdifference第49页共49页2)leadto 导致e.g.Eatingtoomuchsugarcanleadtohealthproblems.【链接】leadsb.to... 带领某人去……e.g.HispetdogLuckyledustohishousejustnow.【语境应用】根据汉语意思完成英语句子，每空一词。1) 工作太多、休息太少常常导致疾病。Toomuchworkandtoolittlerestoften________________illness.2) 昨天那个男孩带领他们去了那家超市。Theboy________________________thesupermarketyesterday.Keys:leadto,ledthemtoX.Summarywriteto... 给……写信thebottomoftheriver 河底throwlitterintotheriver 往河里扔垃圾cleanup... 把……打扫干净land/air/noise/waterpollution土地 / 空气 / 噪音 / 水污染turn...into... 把……变成……cutdownairpollution 减少空气污染insteadof 代替begoodfor... 对……有好处takeawayfood 外卖食品keeppublicplacescleanandbeautiful保持公共场所干净美观第49页共49页makeadifference 影响；有作用leadto 带来；导致 Ⅺ.ExercisesI.根据句意，从方框中选择恰当的单词填空，有的需要变换形式。coal,fisherman,plastic,bottom,advantage,wood,cost,ugly,litter1.Look!Aboyislyingatthe______________ofthestairs.2.Theoldmanlikesnature.Helikeslivinginhissmall_______________houseonthemountain.3.Mostairpollutioniscausedbytheburningoffuels(燃料)like______________,gasandoil.4.Afteryourpicnic,remembertopickupallyour______________.5.Thenewmobilephone______________Sara3,600yuanlastweek.6.Mostofthe______________inthevillagestayedathometodaybecauseofthebadweather.7.Althoughthemanis______________,hehasakindheart.8.Toprotecttheenvironment,supermarketsdon’tprovidefree_______________bagstoshoppers.9.Ridingbicycleshassomany_________________,sobicyclesarepopularwithpeople.Ⅱ.根据汉语意思完成英语句子，每空一词。1.房间里挤满了人。发生什么事了？Theroomwas______________________people.Whathappened?2.你应该交个笔友，用英语给她写信。Youshouldmakeapenfriendand______________________herinEnglish.3.转学对我的一生有影响。第49页共49页Transformingfromoneschooltoanother_________________________________tomylife.4.为了盖房子马路边的许多大树已经被砍倒了。Manybigtreesalongtheroadhavebeen______________________forbuildinghouses.5.勇气对说好英语起着很重要的作用。Courage_______________________________________________________speakingEnglishwell.Homework思考校园的不环保现象有哪些。写信给学校的校长，信内列出校园不环保的现象及相应的解决建议。SectionA2(3a-3b)Learningobjectives1.Tounderstandthepassageabouttheendangeredanimal–sharks.2.Tohavetheawarenessofprotectingthesharksandrespectingnature.3.Tolearnsomewordsandexpressions.I.RevisionTranslation.①甚至河底都满是垃圾。②这个镇上的每个人都应该参加打扫。③骑自行车有其它的好处。④我买外卖食品从来不拿木筷子和塑料叉子。Keys:Eventhebottomoftheriverwasfullofrubbish.Everyoneinthistownshouldplayapartincleaningitup.第49页共49页Thereareotheradvantagesofbikeriding.InevertakewoodenchopsticksorplasticforkswhenIbuytakeawayfood.II.WarmingupTherearesomeanimalswhichareendangered.Weshoulddosomethingtoprotecttheanimalsandtheenvironment!Discussthefollowingquestions.1.MakealistoftheprotectedanimalsinChina.2.Whatdoyouknowaboutsharks?3.Doyouthinksharksareendangered?Why?4.Whatdoyouthinkmighthavecausedafallinthenumberofsharks?III.Reading1.Readandmatchthemainideas.2.Trueorfalse.(Paragraph1)①Sharkfinsoupisfamousandexpensiveallaroundtheworld.F②You’rekillingawholesharkwhenyouenjoyabowlofsharkfinsoup.T3.ReadParagraph2andfillinthechart.第49页共49页4.Trueorfalse.(Paragraph3)1)Twoenvironmentalgroupscallonthegovernmenttoestablishlawstostopthesaleofsharkfins.T2)Sharkfinsaregoodforhealth.F5.Completethefactsheetin3a.WheresharkfinsoupispopularsouthernChinaNumberofsharkscaughtandtradedeveryyeararound70millionHowgovernmentcanhelpdeveloplawstostopthesaleofsharkfinsTwoenvironmentalgroupswhichareagainst“finning”WildAidandtheWWF6.Accordingtothetext,completethefollowingexercises.Somepeopleliketoeatsharkfinsoup,especiallyin________China.Butgettingthesharkfinisvery_______.Whenpeoplecatchsharks,they_____________theirfinsandthrowthesharksbackintotheocean.Thesharksslowlydiebecausetheycan’t_______withoutfins.Anditisalso________totheenvironment.Sharksareatthe______ofthefoodchain.Ifthenumberofsharksdropstoolow,itwillbreakthebalanceofthenature.Pleasesaynotoeatingsharkfinsoup,andtakeactiontosavethesharks!第49页共49页Keys:southern,cruel,cutoff,swim,harmful,topⅣ.Practice(Workon3b)1.Readthepassageandfillintheblankswiththewordsinthebox.so,although,if,but,when1)Manypeopledonotrealizetheyarekillingawholeshark_________theyenjoyabowlofsharkfinsoup.2)Sharksareatthetopofthefoodchain,_________iftheirnumbersdrop,theocean’secosystemwillbeindanger.3)Manythinkthatsharksaretoostrongtobeendangered,_________theyarewrong.4)_________therearenoscientificstudiestosupportthis,alotofpeoplebelievethatsharkfinsaregoodforhealth.5)Sharksmaydisappearoneday________wedonotdosomethingtostopthesaleofsharkfins.Keys:1)when2)so3)but4)Although5)if2.GroupWorkWhatcanwedotosavethesharks?Workwithyourgroupmembersandmakeaposteraboutsharkprotection.Ⅴ.Languagepoints1.Thismethodisnotonlycruel,butalsoharmfultotheenvironment.这种方法不但残忍而且对环境有害。notonly…butalso…“不仅……而且……”连接两个并列关系的成分，着重强调后者，其中的also可以省略。e.g.Shenotonlyplaysthepianowell,but(also)writesmusic.用于连接两个表示并列关系的成分，着重强调后者，其中的also有时可以省略。notonly置于句首时，句子常用倒装语序。第49页共49页e.g.Notonlydoesmysistersingwell,butshedanceswell.notonly...butalso...连接并列主语时，谓语动词须与后面那个主语在人称和数上保持一致，即临近原则。e.g.Notonlythestudentsbutalsotheteacherisworkinghard.【语境应用】同义句转换，每空一词。(1)SheandIhavealreadybeentoBeijing.________she________IhavealreadybeentoBeijing.Notonly…butalso(2)Helikestoswimandhewantstoteachthekidstoswim,too.Notonly____________toswim,____hewantstoteachthekidstoswim.doeshelike…but(3)Thetwinswerelatethismorning.Samwaslatethismorning,too. Notonlythetwins________Sam____latethismorning.butalso…was________Sambutalsothetwins_____latethismorning.Notonly…were2)beharmfulto对……有害【语境应用】翻译句子1)吸烟有害健康。Smokingisharmfultothehealth.2)电脑游戏玩太多对眼睛有害。Playingmobilephonemuchisharmfultoyoureyes.2.Asharkcannolongerswimandslowlydies.鲨鱼不能再游泳然后慢慢死掉。nolonger=not…anylongernomore=not…anymore不再e.g.Mr.Brownnolongerworkshere.=Mr.Browndoesn’tworkhereanylonger.Brown先生不再在这儿工作了。第49页共49页Youcan’tdrinkanymore.=Youcandrinknomore.你不能再喝酒了。【语境应用】改为同义句Joenolongerlikesdancing._______________________________________Joedoesn’tlikedancinganylonger/anymore.3.Sharksareatthetopofthefoodchainintheocean’secosystem.鲨鱼位于海洋生物系统食物链的顶部。atthetopof在...最高地位;用最高[最大]的(速度,声音等)e.g.Heshoutedatthetopofhisvoiceinorderthathemightbeheard.他尽力大声叫喊,为了别人能听见。【拓展】top短语ontop(ofsth.)在最上面，在顶部;处于领先地位ontopoftheworld 极其高兴的e.g.Thereshouldbeacupontopofthefridge.WhenIheardshe’dpassedtheexamIfeltontopoftheworld!【语境应用】翻译句子。MaryisatthetopofherclassinEnglish.___________________________________玛丽的英语水平在班上数一数二。4.Iftheirnumbersdroptoolow,itwillbringdangertoalloceanlife.如果它们的数量下降得太多，将会给所有海洋生物带来危险。此句复数形式的number表达全海洋中鲨鱼的总量。第49页共49页当表示数值的高或低时，number要用high或low修饰。常与number搭配的动词有grow,fall等。e.g.Inthatcountry,thenumberofchildrengoingtoschoolishigherincitiesthanintownsandvillages.在那个国家，城市儿童入学人数比乡镇及农村要高。Inrecentyears,thenumberoffamiliesthatowncarshasbeengrowingquicklyrecently.近几年来拥有轿车的家庭数量增长很快。辨析anumberof,thenumberofⅥ.Summary1.听说hearof2.切掉cutoff3.对……有害beharmfulto4.不再nolonger5.在……顶部atthetopof6.……的数量thenumberof…7.给……带来危险bringdangerto…8.到目前为止sofar9.不但……而且……notonly…butalsoVII.Exercises第49页共49页I.根据句意，从方框中选择恰当的单词填空，有的需要变换形式，每词限用一次。shark,ecosystem,industry,law,cruel,science1.Thekinginthestorywassaidtobevery_______________.2.Whenwetalkabout________________,wealwaysfeelafraidofthem.3.Ihopetostudy________________afterIentertheuniversity.4.Theywereusinganimalsfor________________experiments.5.Every________________hasadifferentfoodchain,dependingonwhichanimalsandplantslivethere.6.Thetourism_________________shouldbedevelopedinthistown.II.根据句意及所给汉语提示，完成下列句子，每空一词。1.Thepriceoftomatoeshas__________________________(下降)fivecents.2.There’ssnow___________________________________________________(在……顶部)themountain.3.Youspendtoomuchtimeinfrontofthecomputer.Itcan_______________________________________(对……有害)yourhealth.4.Didyou__________________________(听说)theparty?Itwaswonderful.5.Kelly’ssister__________________________(不再)feelsafraid.6.Grandpa__________________________(剪掉)someoldbranchesfromthetreejustnow.7.__________________________hashebeentoCanada,____________he_____________knowssomeCanadians.(不但……而且……)Homework1.Writeashortpassageaboutpracticalmeasurestoprotecttheendangeredanimals.2.PreviewthenextpartGrammarFocus.第49页共49页SectionA3(GrammarFocus-4c)LearningobjectiveToreviewtheuseofPresentprogressive,usedto,Passivevoice,PresentperfectandModalverbs.I.Revision1.Checkifyourememberthesephrases.①不同种类的污染②河底③把垃圾扔到河里④在……中起作用⑤在中国南部⑥对……有害⑦在……顶部⑧海洋生态系统2.Translation.①这不仅残酷还对环境有害。②鲨鱼处于海洋食物链的顶部。③许多人相信鱼翅对健康有好处。II.GrammarFocusPayattentiontothesentences.1)We’retryingtosavetheearth.2)Theriverusedtobesoclean.3)Theairisbadlypolluted.4)Noscientificstudieshaveshownthatsharkfinsaregoodforhealth.5)Weshouldhelpsavethesharks.Ⅲ.GrammarReview现在进行时1.现在进行时:PresentProgressive第49页共49页定义：表示说话时（瞬间）正在进行的动作，也表示目前或现阶段一直进行的动作。或说话者的强烈情感。结构:be(am/is/are)+v.-ing标志词：Look,Listen,now,rightnow…现在分词的构成：a.一般情况下在动词词尾加-ing。b.以不发音的e结尾的动词，去掉e加-ing。c.以一个辅音字母结尾的重读闭音节，双写最后一个字母，再加-ing。2.usedtodousedtodo与beusedtodoingusedtodosth.表示过去常常做某事,而现在往往不做了,后接动词原形。1)其否定形式为“didn’tusetodosth.”;2)一般疑问形式“Did+主语+usetodosth.?”;3)附加疑问句式“…,didn’t+主语?”。beusedtodoingsth.习惯于做某事。e.g.Heusedtoeatsharkfinsoup.Hedidn’tusetoeatsharkfinsoup.Heusedtoeatsharkfinsoup,didn’the?I’musedtowalkingtoschoolnow.ThecityishotandwetandIhavebeenusedtoit.3.被动语态：Passivevoice定义：表示主语是动作的承受者，即行为动作的对象的一种语态。结构：be+过去分词第49页共49页各种形式被动语态的结构(以动词do为例):一般现在时:am/is/are+done(动词的过去分词)一般过去时:was/were+done一般将来时:will/is(/am/are)goingto+be+done含有情态动词:can/may/must...+be+done4.现在完成时:PresentPerfect定义：表示动作已经完成,但对现在造成影响;或者表示从过去某一时间开始一直延续到现在并还可能持续下去的动作。结构:has/have+过去分词标志词：already,yet,ever,never,just,before,once,twice,recently,sofar,for+时间,since+时间点/从句。过去分词的构成：a.一般情况下，在动词后加-ed。b.在以e结尾的动词后只加-d。c.在以辅音字母加y结尾的动词，应将y改成i再加ed。d.以重读闭音节结尾的动词，要双写末尾的辅音字母再加-ed。e.不规则动词的过去分词，如：putputputbeatbeatbeatenbecomebecamebecomegetgotgotbeginbeganbegun辨析havebeento,havegoneto&havebeenin第49页共49页havebeento去过某地,说话时已从该地回来。havegoneto去了某地,说话时或许在途中,尚未返回。havebeenin已在某地,常与表示一段时间的状语连用。e.g.JimhasgonetoLondonwithhisfamily.TheGreenshavebeeninChinafortwoyears.HaveyoubeentoBeijingbefore?5.情态动词1)情态动词本身有一定的词义，表示说话人的情绪、态度或语气，但不能单独作谓语，只能与其他动词构成谓语。常见的有：can(could),may(might),must,need,shall(should),will(would)等。2)情态动词无人称和数的变化,后接动词原形。否定式是在情态动词后面加not。个别情态动词有过去式形式,可用来表达更加客气、委婉的语气。e.g.Kencanclimbupthetresslikeakoala.Tracycouldrideabicyclewhenshewasfiveyearsold.Youmustn’tplaywithfire.Itisdangerous.Ⅳ.Practice1.Workon4a.Fillintheblankswiththecorrectformsoftheverbsinbrackets.Joe:_____youever______(take)partinanenvironmentalproject?Eric:Yes,Ihave.I______(help)withaClean-UpDaylastyear.Itwas_________(consider)thebiggestclean-upprojectthiscity____ever____(have).Joe:Howmanypeople____(take)part?Eric:I_______(think)morethan1,000people______(come)tohelpout.Joe:That’sfantastic!Iguesseveryoneinthiscityis______(try)toimprovetheenvironment.Eric:Yes,wecan’taffordto____(wait)anylongertotakeaction!第49页共49页Learnsomenewwordsandexpressions.Keys:Have…taken,helped,considered,had…had,took,think,came,trying,wait2.Workon4b.Fillintheblankswiththeappropriatemodalverbsfromthebox.Thewordsare:can,would,could,haveto,should,must,may/mightPeople__________thinkthatbigthings________bedonetosavetheearth.Manyforgetthatsavingtheearthbeginswithsmallthings.Forexample,you________saveelectricitybyturningoffthelightswhenyouleavearoom.You________alsousereusablebagsinsteadofplasticbags.Ithinkit’sagreatideathatyounow________payforplasticbagsinsomestores.Andinsteadofdrivingtoschoolorwork,you__________rideyourbikeorwalk.Ifit’sfar,you__________takethebus.Allthesesmallthings__________addupandbecomebigthingsthat_________improvetheenvironment.Let’stakeactionnow!Learnsomenewwordsandexpressions.Keys:may/might,must/haveto,can/should/could,can/could/should,haveto,can/could/should,can/could,can/could,would/can/could3.Workon4c.Makealistofthingsthatpeoplecandotohelptheenvironmentanddiscussyourlistwithyourpartner.usepublictransportation(n.交通运输);turnoffthelightswhenyouleavearoom;usereusablebagsinsteadofplasticbags;rideyourbikeorwalktoschoolorwork;stopusingpapernapkins;recyclebooksandpaper…A:Ithinkthateveryoneshouldusepublictransportation.B:Idisagree.It’sdifficultforparentswithyoungchildrentousepublic第49页共49页transportation…Ⅴ.中考链接情态动词1.—Couldyouplaythepianoattheageoffive?—No,I______.Istartedatsix.(2021江苏常州)A.can’tB.shouldn’tC.needn’tD.couldn’t2.—MustIreturnthisbookbeforeFriday,Sir?—No,you________,dear.Youcankeepitfortwoweeks.(2021江苏南通)A.can'tB.shouldn'tC.mustn'tD.needn't3.—HowlongcanIkeepthesebooks?—Accordingtothelibraryrules,you________returnthemwithin7days.(2021海南)A.mustB.mightC.could4.—You________takephotoshere!Lookatthesign.Itsays“Nophotos”.—Sorry,Iwon’t.(2021云南)A.mustB.needC.mustn’tD.needn’tKeys:DDAC现在完成时和现在进行时1.IjoinedthebookclublastmonthandI______fivebooksalready.(2021贵州毕节)A.amreadingB.havereadC.willreadD.read2.—MissZhangseemsquitefamiliarwithYunnanProvince.—Don'tyouknow?She_______atownschoolthereasavolunteerteacherforover2years.(2021江苏南通)第49页共49页A.isinB.hasgonetoC.hasbeeninD.hasbeento3.Look!Someoldpeople________inthepark.(2021广西桂林)A.singsB.singC.aresinging4.—Don’tmakenoise!Thechildren________online.—Sorry,Iwon’t.(2021四川凉山)A.studiesB.arestudyingC.studiedD.werestudying5.—Peter,whatareyoudoing?—Oh,I________areportaboutnationalheroes.(2021北京)A.willwriteB.amwritingC.wroteD.havewrittenKeys:BCCBB被动语态1.Ourschoollibrary________withplants,lovelydesksandchairs,soIfeelrelaxedwhilestudyingorreadingthere.(2021江苏南京)A.decoratesB.decoratedC.isdecoratedD.wasdecorating2.—Whydosomewhaleshaveto_________?—Becausehumanscatchwhalesformeat,fatandoil.Someofthemare_________.(2021四川达州)A．protect;dangerousB．protect;endangeredC．beprotected;dangerousD．beprotected;endangered3.Alotofteenagersthinkastheyareolderandwiser,they________tomaketheirowndecisions.(2021云南昆明)A.shouldallowB.shouldn'tallowC.shouldbeallowedD.shouldn'tbeallowed第49页共49页4.Theblender________formakingabananamilkshakejustnow.(2021湖南岳阳)A.willbeusedB.wasusedC.isused5.Manyresearchlabs________inthenext5yearstodevelopscienceandtechnologyinChina.(2021福建)A.arebuildingB.willbebuiltC.werebuiltKeys:CDCBBUsedto1.—Tom_______everyday.—Really?Butwhyishesoweaknow?(2021青海)A.usedtoexerciseB.isusedtoexercisingC.usedtostayuplate2.I________sleepverywell,butthenIstarteddoingyogaanditreallyhelps.(2020甘肃武威)A.didn’tusetoB.usedtoC.wasusedtoD.wasn’tusedtoKeys:AAVI.LanguagepointsWecan’taffordtowaitanylongertotakeaction!affordv.承担得起;买得起；提供,给予；常与can,beableto连用affordsth.买得起/承受得起某物affordtodosth.有能力做某事/负担得起做某事e.g.Canyouaffordthemobilephone?Wecan’taffordtopaysuchaprice.【辨析】afford&buyafford侧重“有经济能力买”。第49页共49页buy侧重“购买(这一行为)”。【语境应用】根据句意，用afford或buy的适当形式填空。(1)Theycan’t________tosendtheirchildrentocollege.afford(2)Canyou________anewcar?afford(3)Helen________somefruitonherwayhomeyesterday.boughtⅥ.ExercisesⅠ. 根据句意，从方框中选择恰当的情态动词填空(有的答案不唯一，可重复选择)。can,could,may,might,mustn’t,should,would,nothaveto1.Mycousinisgoodatswimming.She_______swimwhenshewas6yearsold.2.You_______parkyourcarhere.Lookatthe“NoParking”sign.3.Ifyoustayuptoolate,you_______feeltiredallday.4.Wendyishappythatshe_______getupveryearlytomorrowmorning.5.TopracticespeakingEnglish,Ithinkyou_______joinanEnglishclub.6._______youpleasedrivemorequickly?Mytrainwillleaveinanhour.Ⅱ. 根据语境，从方框中选择恰当的词语填空，注意形式变化。visit,clean,notfinish,sing,smoke,plant,takeplace,notlistento1.Listen!Somebody____________inthenextroom.Whatasweetvoice!2.Thosebeautifulflowers____________lastyear.3.They____________theEnglishteachercarefully.They’retalking!4.—Themeetingroomisverytidy.—Yes.It____________everyday.5.—WouldyouliketovisitthatnewmuseumwithmenextSaturday?—I’dloveto,butI____________italready.第49页共49页6.Heusedto____________alot,butnowtokeephealthyhehasgivenitup.7.Greg____________hismathhomeworkyet.It’salittledifficultforhim.8.Inthepastfiveyears,greatchanges____________inmyhometown.HomeworkMakeupaconversationaboutwhatpeoplecandotoprotecttheenvironmentbyusingmodalverbs.SectionB1(1a-1e)Learningobjectives1.Totalkabouthowtoprotectourearth2.Tolearntousesomewordsandexpressionsstopridingincarsdon’tusepapernapkinsrecyclebooksandpaperturnoffthelights3.ToknowtheimportanceofprotectingtheenvironmentandtakeactiontoprotectitI.Warmingup1.T:Whatshouldwedotohelpsavetheearth?Turnoffthelightswhenweleavearoom.Takethebusinsteadofdriving.Reduceusingpapernapkins.Recyclebooksandpaper.Turnofftheshowerwhilewearewashingourhair.Ⅱ.Workon1a,1b第49页共49页1.Whatcanwedotohelpsavetheearth?Ranktheseitemsfromtheeasiest(1)tothemostdifficult(5).______stopridingincars______recyclebooksandpaper______turnoffthelightswhenyouleavearoom______turnofftheshowerwhileyouarewashingyourhair______reduceusingpapernapkins2.Workon1b.Compareyouranswersin1awithyourpartner.Ⅲ.Listening1.Listenforthegeneralideaoftheconversation.ThegeneralideaoftheconversationbetweenJuliaandJackisabout_______.A.airpollutionB.waterpollutionC.thingstodotosavetheearth2.Listenandcheck(√)thethingsthatJuliaandJacktalkabout.3.Check(√)thethingsthatJuliaisdoingnow,thethingsshewilldointhefutureandthethingsshewouldneverdo.4.Checktheanswerswiththewholeclass.ThingsJuliaandJacktalkaboutThingsJuliaisdoingnowThingsJuliawilldointhefutureThingsJuliawouldneverdo___turningoffthelight___turningofftheshower___stoppingusingpapernapkins第49页共49页___takingyourownbagswhenshopping.___notridingincars___ridingabike___recyclingpaperⅣ.PracticeMakeaconversationusingtheinformationfromthechartin1c.Saywhatistrueforyou.Ⅴ.Summaryturnoffthelights/shower关灯/淋浴器rideincars乘小汽车papernapkins餐巾纸Ⅵ.Exercises翻译下列句子。1.我总是骑自行车上班而不是开车上班。_______________________________________________2.请你关灯。_______________________________________________3.循环使用纸张是对环境有益的。_______________________________________________4.我们去年就不用塑料袋了。_______________________________________________5.你最好购物时带自己的袋子。________________________________________________第49页共49页Homework1.Listatleastfourthingsyoucandoforourenvironment.2.PreviewthearticleRethink,Reuse,Recycleonpage102.SectionB2(2a-2e)Learningobjectives1.Tounderstandthepassageaboutrecycling2.Tohaveawarenessofwasterecyclinginourdailylife3.TolearnsomewordsandexpressionsI.Warmingup1.Showsomepicturesofrecyclingthingswedon’tuseanymore.2.AskSstotalkabouthowtheydealwiththingstheydon’tuse.II.Reading1.Lookatthetitleandthepicturesin2b,thenanswerthequestion.Whatdoyouthinkthereadingpassageisabout?Itisabouthowpeoplecanthinkofcreativewaystousethingsthatarenolongerwanted.2.Readthepassagequicklyandanswerthequestion.Howmanypeoplearementionedinthepassage?Whoarethey?Three.TheyareAmyHayes,JessicaWong,andWangTao.3.Readthepassageagainandcompletethechartbelow.NamesWhatmaterialsdidtheyuse?Whatdidtheymake?AmyHayeswindowsanddoorsofoldbuildingsthathavebeenpulleddown;anoldboat;rocks;oldglassbottlesahouse第49页共49页JessicaWongoldclothes，especiallyoldjeansbagsWangTaoironandothermaterialsfromoldcarsbeautifulartpieces4.Readparagraph2andfindtheanswers.①Amyrecentlywonaprizefrom______________________________.theHelpSaveOurPlanetSociety②Translatethesentence“ShelivesinahouseintheUKthatshebuiltherselfoutofrubbish”.她住在英国，房子是她自己用废弃物建造而成的。③Wheredothewindowsanddoorscomefrom?Theycomefromoldbuildingsaroundhertownthatwerepulleddown.④Whatisthetopofthehouse?Itisanoldboatturnedupsidedown.⑤Whatisthegatemadeof?Itismadeofrocksandoldglassbottles.5.Readparagraph3andanswerthequestions.①IsJessicaWonggoodatrecycling?Whatdoesshedo?Yes,sheis.Sheusesoldclothesthatpeopledon’twearanymoretomakebags.②Wherecanwebuyherbags?Inhersmallshoporonline.③Whatwillshewriteinherbook?Newwaystouseoldclothes.6.Readparagraph4andcompletetheblanks.①WangTao第49页共49页Hemakesbeautifulartpieceswithironandothermaterialsfrom_________.Hehopestosetupa“metalart”themepark.oldcars②Translatethesentence“Notonlycantheartbringhappinesstoothers,butitalsoshowsthatevencold,hardironcanbebroughtbacktolifewithalittlecreativity.”intoChinese.艺术不但可以给人们带来快乐，而且也说明只需要一点创造力，即使是冰冷、坚硬的铁也可产生活力。III.Practice2cand2d1.Fillintheblankswiththecorrectformsofthephrasesinthebox.puttogoodusebuild…outofpulldownsetupknownfornotonly…butalso1)AmyHayeslivesintheUK.Manyoftheoldbuildingsinherneighborhoodwere_________________.2)AlltherubbishandoldthingsinAmy’sneighborhoodwerethen_________________whenAmybuiltherhouse.3)Amyisverycreative.She_________________herfrontgate_________________rocksandoldglassbottles.Sheputanoldboatontopofherhouse.4)JessicaWongsellsherbagsinasmallshop,butshehasalso_________________anonlinebusinesstosellthem.5)ThoughJessica’sbagsaremakefromoldclothes,herbagsare_________________beingcuteanduseful.6)WangTao_________________makeslargepiecesofmetalartthatlooklikeanimalsorhumans,_________________makessmallerpiecesforthehome.Keys:pulleddown,puttogooduse,built…outof,setup,knownfor,notonly；butalso第49页共49页2.Underlinethewordsinthepassagebasedonthewordsbelow.Whatarethedifferences?thinkuseusualrecyclebuildcreatespecialrecentenvironmentimportantprotectinspireNotes:1.Rethink,Reuse,Recycle!重新思考，重新使用，重新利用！re-是最常用的前缀之一。它可以加在名词或动词前面，构成新的名词或动词。re-表示以下意义：1)表示“回”或“向后”的意思。例如：return（回来）recall（回忆，召回）2)表示“再”、“重新”、“重复”的意思。例如：rethink（再思考）reuse（再运用）restart（重新开始）reread（重读；再读）2.Nothingisawasteifyouhaveacreativemind.如果你有一个创造性的头脑，没有东西会是废品。-ive是形容词后缀一般表示有……的creative（有创造力的）,active（活跃的）,expensive（贵的），effective（有效的）3.Sheisamostunusualwoman.她是一个非常不寻常的女性。un-“不，非”，加在形容词之前，表示否定。e.g.uncomfortable不舒服的第49页共49页unhappy不愉快的unlucky不幸的unfriendly不友好的uncomfortable不舒服的unpleasant使人不愉快的unimportant不重要的4.AmyrecentlywonaprizefromtheHelpSaveOurPlanetSociety.艾米最近获得了“救助我们的星球”协会颁发的奖项。-ly副词后缀e.g.really真正地usually通常；通例地finally最终地happily开心地5.Amyisaninspirationtousall.艾米给了我们所有人一个启示。-tion名词后缀，表示动作、状态。e.g.invitation邀请competition竞争；竞赛population人口；人口数pronunciation发音；读法pollution污染6.Thethemeparktoshowpeopletheimportanceofenvironmentalprotection.第49页共49页王涛希望能建立一个“金属艺术”主题公园，向人们展示环境保护的重要性。-al形容词后缀，表示“与……有关的”e.g.environmental环境的；有关环境的cultural文化的；有教养的；人文的national国家的，全国性的PracticeFillintheblankswiththecorrectformsofthewords.recyclecreateinspireuseusual1)Itwasreally_________forhimtostaysilentforaday.He’ssuchanactiveboy.2)ThepresidentthoughtAmywasa(n)_________tousall.3)Athemeparkwillbesetuptoshowpeopletheimportanceof_________(循环利用).4)Think_________,andyoucanbringthecoldironbacktolife.5)Don’tthrowthebottleaway._________itsothatitcanbeputtogooduse.Keys:unusual,inspiration,recycling,creatively,ReuseIV.Discussion(Workon2e)Makealistofthingsthatneedtobedonetosavetheenvironment.Whichthingscanbedonebycommonpeopleeveryday?Whichthingshavetobedonebygovernmentsandorganizations?Discussthesewithyourgroup.Keys:Thingswhichcanbedonebypeopleeveryday:•takeyourownbagswhenyougoshopping•spendlesstimeintheshower第49页共49页•turnoffthelightswhenyouleavearoom•takepublictransportratherthandrive•reduceusingairconditionersThingswhichhavetobedonebygovernmentsandorganizations:•educatethepublic•ensurethatfactoriesgetridofwasteinaresponsibleway•preservetheforests•preserveendangeredspecies•notallowactivitiesthatseriouslyendangertheenvironmentV.Languagepoints1.Doyouoftenthrowawaythingsyoudon’tneedanymore?你经常扔掉你不再需要的东西吗？throwaway1)扔掉，丢弃浪费e.g.Theseapplesarebad.Throwthemaway.这些苹果坏了，把它们扔掉吧。2)错过(机会等)，放过；未能很好利用(机会等)e.g.It’spitytothrowawaythisopportunity.错过这次机会很可惜。3)浪费(时间、金钱等)乱花(钱等)e.g.Don’tthrowawayyourtimeoncomputergames.不要把时间浪费在电脑游戏上。【语境应用】根据上面的不同意思翻译下列句子。1)Ineverthrowanythingaway.第49页共49页_______________________________________2)Don’tthrowawaythisopportunity._______________________________________3)Youarethrowingyourmoneyaway，buyingsuchuselessthings．_______________________________________Keys:1)我什么东西都不舍得扔。2)不要错过这个机会。3)你买这些没有用的东西是在浪费钱。2.Haveyoueverthoughtabouthowthesethingscanactuallybeputtogooduse?你有没有想过，这些东西如何才能真正得到很好的利用？putsth.togooduse好好利用e.g.He’llbeabletoputhisexperiencetogooduseinthenewjob.make(good)useofsth.利用/使用某物e.g.Wemustmakegooduseoftimetostudy.3.Sheisamostunusualwoman.amost+adj.+n.一个很/非常……的……themost+adj.+n.最……【语境应用】翻译句子。Thisisamostusefultool.这是一个非常有用的工具。Sheisthemostcarefulgirlintheclass.她是班上最细心的女孩。第49页共49页4.ShelivesinahouseintheUKthatshebuiltherselfoutofrubbish.她住在英国，房子是她用废弃物建造而成的。build/make...outof 用……建造/制造e.g.Thatcottagewasmadeoutoflogs．那小屋是用圆木建成的。【语境应用】翻译句子。他用木头造了个模型船。Hebuiltamodelshipoutofwood.5.Thetopofthehouseisanoldboatturnedupsidedown.房子的顶部是一条翻转过来的旧木船。turnedupsidedown“被翻转过来的;被颠倒过来的”，作后置定语修饰boat。e.g.Youcan’tturnthefactsupsidedown.你不能颠倒事实。Turn thecake upside down andcoveritwithcream.把蛋糕翻过来抹上奶油。其他后置定语thechildrenboatingonthelake湖上泛舟的孩子们(现在分词短语作后置定语)thestoriesinventedbyeight-or-nine-year-olds八九岁小孩子编写的故事(过去分词短语作后置定语)amachinethatcandomanykindsofhousework一个能做多种家务的机器(从句作后置定语)第49页共49页6.Andthegateinfrontofherhouseismadeofrocksandglassbottles.她房子前面的大门是用石头和玻璃瓶做的。bemadeof和bemadefrom都表示“由……制成”，但二者的用法有区别。bemadeof原材料未发生化学变化，从成品中仍可看出原材料；bemadefrom原材料经过化学变化，从成品中看不出原材料。【语境应用】翻译句子。1)这些课桌椅是木材制成的。Thesedesksandchairsaremadeofwood.2)这种酒是用小麦制成的。Thiskindofwineismadefromwheat.7.Heisknownforusingironandothermaterialsfromoldcarstomakebeautifulartpieces.他因使用旧车的钢铁和其他材料来制作艺术品而闻名。beknownfor因……而著名beknownas作为……而著名beknownto为……所熟知【语境应用】根据汉语提示完成句子。1)He_____________hisgoodlooks.他长得英俊是出了名的。2)Itwill_____________everybodyinthecourseoftime.过一段时间人人都会知道的。3)Sichuan___________alandofplenty.第49页共49页四川号称天府之国。Keys：1)isknownfor2)beknownto3)isknownas8.Notonlycantheartbringhappinesstoothers,butitalsoshowsthatevencold,hardironcanbebroughtbacktolifewithalittlecreativity.艺术不但可以给他人带来快乐，而且也说明只需要一点创造力，即使是冰冷、坚硬的铁也可以产生活力。bringback恢复；使想起；归还；带……回来e.g.1)Thegovernmenthasdecidedtobringbacktheoldelectrictrams.2)Thesebooksmustbebroughtbackwithinaweek.3)Don’tforgettobringsomethingbackforthekids.【拓展】back短语call(sb.)back(给某人)回电话talkback回嘴；顶嘴lookbackat回首(往事)；回忆；回顾go/getbackto(doing)sth.和以前一样,恢复原来的状态sit/lieback舒舒服服地坐着/躺着writeback写回信turn…back循原路折返,往回走VI.Summary扔掉；抛弃throwaway好好利用某物putsth.togooduse拥有创意的头脑haveacreativemind用……建造……build…outof…第49页共49页拆下；摧毁pull…down上下颠倒；倒转upsidedown在……前面infrontof…获奖winaprize开一家小店openasmallshop建立网站setupawebsite在网上出售……sell…onlineVII.Exercisesbottle,work,gate,metal,president,recycleⅠ. 根据语境选择方框内恰当的单词填空。1.Asweknow,ironisakindof_______.2.Youcanparkyourcarinfrontofthe_______.3.Look!Therearesomeempty_______besidethebin.4.LastweekJackwasmade_________ofthestudents’union.5.Toprotecttheenvironment,Momalways_________someoldthings.6.ThenovelFrankensteinwaspublishedin1818.Itwasoneoftheearliest_________ofsciencefiction.Ⅱ.根据汉语意思，完成英语句子，每空一词。1.你应该好好利用你的时间。Youshould_______yourtime_____________________.2.那个镇因制作风筝而闻名。Thattownis_____________________kites.3.那些旧杂志不应该被扔掉。Thoseoldmagazinesshouldn’t_____________________.第49页共49页4.看！那只小船在湖上倒着漂浮。Look!Thatboatisfloating______________onthelake.5.上个月爸爸用木头给我做了一个飞机模型。Dad_______amodelplane______________woodformelastmonth.6.你知道昨天谁拆掉了帐篷吗？Doyouknowwho______________thetentyesterday?7.他不但去过北京，而且在那儿还有几个朋友。Notonly_____________________toBeijing,_____________________hasafewfriendsthere.8.那首歌很受欢迎，因为它带来很多美好的回忆。Thatsongisverypopularbecauseit______________manypleasantmemoriesHomeworkWhathaveyoumadefromthethingsyoudon’tuseanymore?Writeapassageaboutitinabout80words.SectionB3(3a-SelfCheck)Learningobjectives1.Learntowritealettertothecitymayorabouttheenvironmentproblemsinyourcityandyoursuggestions2.TocheckyourselfI.Warmingup1.Whatshouldwedotosavetheearth?Turnoffthelightswhenweleavearoom.Takeourownbagswhenshopping.Rideabike.Recyclepaper.第49页共49页Don’tusepapernapkins.2.Whatshouldgovernmentsdotosavetheearth?Theyshouldclosedownthefactoriesthatputwasteintotheriver.Setupalotofdustbinsonthestreet.Encouragepeopletoreducetheuseofwoodenchopsticks,plasticbowlsandbags.Organizepeopletocleanupthestreetsandrivers.II.WritingPre-writing1.Workon3a.Whichpartsofthetown/cityhaveaniceenvironment?Whyaretheynice?Whichpartsneedtobeimproved?Why?GoodenvironmentWhyBadenvironmentWhy Fillinthechartaboutyourcity.2.Workon3b.Writealettertothecitymajorabouttheproblemsandyoursuggestions.Inyourletter,describetheenvironmentalproblemsinyourtown/city.①Whataretheproblems?②Wherearethey?③Whatorwhoiscausingtheseproblems?Then,givesuggestionsorpossiblewaystosolvetheproblems.第49页共49页ØIthinkthat…ØWeshould/could…ØIsuggest…【写作指导】本次写作内容是一封建议信，信的主体部分为说明文,时态采用一般现在时，人称用第一人称和第三人称。信中要介绍你所在城市存在有哪些环境问题，是谁造成的这些问题，然后提出解决这些环境问题的方法和措施。列提纲写句子自我介绍及写信目的I’mfromNo.5MiddleSchool.Ilikethecity,buttheenvironmentaroundhereisgettingworseandworse.环境问题1问题Thereiswhitepollutioneverywhereinthecity(这个城市到处都是白色污染).原因Peopleusetoomanydisposable(一次性的)things,suchasplasticcups,bottles,bagsandlunchboxes.Peoplethrowthemawayafteronlyusingthemonce(人们只用一次后就把它们扔掉了).建议Ithinkthatpeopleshouldtrytousetheirowncups,lunchboxesandchopsticksinsteadofdisposablethings(我认为人们应该尽量使用自己的杯子、饭盒和筷子来代替一次性用品).环境问题2问题Therehasbeenhaze(雾霾)inthecityinrecentyears.原因That’sbecausetherearemoreandmorecarsontheroad(那是因为马路上有越来越多的汽车)andtheygiveofftoomuchwastegas.第49页共49页建议Peopleshouldusepublictransportationmore(人们应该多使用公共交通工具).It’sagoodideatotakebusesandusesharedbikes(乘公共汽车和使用共享单车是个好主意).Ithinkthegovernmentshouldencouragemorepeopletousenewenergyvehicles(新能源汽车).表达希望Ihopetheenvironmentinyourcitygetsbetterandbetter.OnepossibleversionDearMr.Mayor,I’mfromNo.5MiddleSchool.Ilikethecity,buttheenvironmentaroundhereisgettingworseandworse.First,thereiswhitepollutioneverywhereinthecity.Peopleusetoomanydisposablethings,suchasplasticcups,bottles,bagsandlunchboxes.Peoplethrowthemawayafteronlyusingthemonce.Ithinkthatpeopleshouldtrytousetheirowncups,lunchboxesandchopsticksinsteadofdisposablethings.Second,therehasbeenhazeinthecityinrecentyears.That’sbecausetherearemoreandmorecarsontheroadandtheygiveofftoomuchwastegas.Peopleshouldusepublictransportationmore.It’sagoodideatotakebusesandusesharedbikes.Ithinkthegovernmentshouldencouragemorepeopletousenewenergyvehicles.Ihopetheenvironmentinyourcitygetsbetterandbetter.Yourssincerely,WangLeiIV.SelfCheck1.Writedifferentformsofthewords.Thenaddmoretoeachgroup.v.—n.pollute–act–protect–inspire–第49页共49页build–create–meet–educate–paint–n.—adj.fame–wood–science–health–south–care–rain–cloud–luck–help–color–wool–adj.—n.different–important–significant–relevant–brilliant–adj.—adv.slow–wide–sudden–real–quick–true–possible–happy–loud–quiet–heavy–easy–angry–good–1.Matcheachstatementwiththegrammarstructure.StatementGrammarTheriverusedtobesoclean.PresentprogressiveWehaveseenmanychangesintheenvironment.ModalverbsPeopleshouldtakepublictransportationmore.PassivevoiceTheriverispollutedbyfactories.usedtoTheairpollutionisgettingworseandworse.Presentperfect第49页共49页3.Writewaystocutdownonthesekindsofpollution.KindsofpollutionWaystocutdownwaterpollutionlandpollutionnoisepollutionairpollutionV.ExercisesⅠ.根据语境及所给汉语提示，完成下列句子或对话，每空一词。1.Jakewouldlikeahousewithagarden_____________________(在……前面)it.2.—Look,thelittlegirlisholdingthebook_______________(上下颠倒).—Sheistooyoungtoreadbooks.3.MrWangencouragedhisstudentsto__________________________________(回收利用旧书).4.Aftermanyyearsofhardwork,mydreamto______________________(经营)myownbusinesscametrue.5.Ourheadmastergaveusatalkon_______________________(环境保护)lastnight.Ⅱ.根据短文内容，从方框中选择恰当的单词填空，注意形式变化。每词限用一次。law,pollute,bottom,fisherman,litter,beautiful,afford,recycle,wooden,plastic48-year-oldShaoXiaobeiisfromShaozhuangziVillageinXiong’anNewArea第49页共49页ofHebeiProvince.Heoftenlive-streams(直播)onadock(码头)atBaiyangdianLake.Heusedtobea(n)(1)_________,butnowhehasbecomeanInternethostandlocaltourguide.Hemakesuseofthe(2)_________ofBaiyangdianLaketodevelopatourismservice.Henotonlyshowshis6,000fansthebeautyofthelakebylive-streamingbuthealsotakestouristsoutonhis(3)__________boattoshowthemaround.Hemakesabout100,000yuaneveryyearandhislifehaschangedalot.Nowhecan(4)__________tobuyacarandabighouse.Baiyangdian Lake coversanareaof366squarekilometers.Itisknownforitsecological(生态的)beauty,cleanwateranddifferentkindsofanimals.However,it(5)__________byindustrialanddomestic(家庭的)wastewaterinthepast.What’sworse,peoplethrew(6)__________intothelake.Andmany(7)_______productscouldbeseeninthelake.Inrecentyears,thegovernmenthasmadenew(8)_______andtakenactiontocleanitup.Somecompanieshavebeenshutdownanddomesticwastewaterhasbeendealtwithbeforeitgoesintothelake.Reusablewastehasbeen(9)_______.ShaoXiaobeiwouldliketothankthegovernmentfromthe(10)_______ofhisheartforcleaningupthelake.HomeworkFinishyourletter.Reviewwhatyouhavelearnedinthisunit.第49页共49页查看更多