人教版九年級(jí)全冊(cè)英語(yǔ)Unit 13 教案

人教版九年級(jí)全冊(cè)英語(yǔ)Unit13教案Unit13We'retryingtosavetheearth!教學(xué)目標(biāo)：話題Topic：環(huán)境保護(hù)(Protectingtheenvironment)功能Functions：能談?wù)摥h(huán)境污染和環(huán)境保護(hù)問(wèn)題(Talkaboutpollutionandenvironmentalprotection)We'retryingtosavetheearth.Theriverusedtobesoclean.Theairisbadlypolluted.Tocutdownairpollution,weshouldtakethebusorsubwayinsteadofdriving.語(yǔ)法復(fù)習(xí)：Reviewofkeystructures能正確區(qū)分和使用以下語(yǔ)法結(jié)構(gòu)：現(xiàn)在進(jìn)行時(shí)、usedto、被動(dòng)語(yǔ)態(tài)、現(xiàn)在完成時(shí)、情態(tài)動(dòng)詞等。Wearetryingtosavetheearth.Theriverusedtobesoclean.Itwasconsideredthenicestriverintown.Weshouldhelpsavethesharks.詞匯和常用表達(dá)Words&expressions.能正確使用下列詞匯(Curriculumwords)bottom,fisherman,coal,advantage,industry,law,gate,bottle,president,work,metal,ugly,wooden,plastic,cruel,harmful,scientific,litter,cost,afford,recycle.能正確使用下列常用表達(dá)(Usefulexpressions)beharmfulto,atthetopof,thefoodchain,takepartin,turnoff,payfor,takeaction,throwaway,putsth.togooduse,pull...down,upsidedown,bringback.能認(rèn)讀下列詞匯(Non-curriculumwords)takeaway,bin,shark,fin,chain,ecosystem,reusable,transportation,napkin,inspiration,iron,creativity學(xué)習(xí)策略Strategies.借助文章標(biāo)題和插圖對(duì)閱讀篇章內(nèi)容進(jìn)行合理的預(yù)測(cè).能在閱讀中借助上下文語(yǔ)境和構(gòu)詞特征猜測(cè)部分詞匯的含義文化知識(shí)Culture了解環(huán)境污染情況問(wèn)題和如何保護(hù)環(huán)境SectionA1(la-2d)Learningobjectives:Tolearnandtalkaboutairpollution,wastepollutionandwaystosolvetheproblems.Tolearntousethesentencepatterns.usedto...butnow...shoulddosth.Tomasterkeywordsandphrases:litter,bottom,fisherman,coal,ugly,advantage,cost,wooden,plastic,makeadifference,leadto,insteadofWarmingupShowthepicturestomakesomecomparisonandtellstudentstheearthispollutednow.Forexample:(1)Thefactoriesthatbumcoalpollutetheairwithalotofblacksmoke.Factoriesputwasteintotheriver.Peopleshouldthrowawaylitterinthebin.(4)Therearemorecarsontheroad.Learnsomenewwords.WorkonlaHerearesomewordsrelatedtodifferentkindsofpollution.Writethemintheboxbelow.Thenaddmorewords.loudmusic carsrubbish planeslitteringshipsfactoriessmokingbuildinghousesmobilephonesnoisepollutionairpollutionwaterpollutionKeys:noisepollution:loudmusic,planes,buildinghouses,mobilephones,(machinesCrowds,vehicles)airpollution:cars,factories,smoking,buildinghouses,waterpollution,(burning,powerplants,nuclearwastedisposal)waterpollution:rubbish,littering,ships,factories,(sewage,industrialwaste,pesticides)ListeningWorkonlb.Listenandcompletethesentences.Whatwastheproblem?Theriverwas .Eventhebottom(底部)oftheriverwasfullof ,Therewerenomore forfishermen(漁民)tocatch.Whatcausedtheproblem?Peoplearethrowing intotheriver.Factoriesareputting intotheriver.Howshouldtheproblembesolved?Weshouldwritetothe andaskthemto thefactories.Everyoneshouldhelpto theriver.Keys:reallydirty,rubbish,fishlitter,wastegovernment,closedown,cleanupListenagainandanswerthefollowingquestions.WhatdoesTonywanttodolaterthisafternoon?HewantstogoswimmingwithMarkintheriverlaterthisafternoon.Howwastheriverinthepast?Itusedtobesoclean.Ithasbeenthenicestriverinthistown.原文展示usedtodosth.“過(guò)去常?！北硎具^(guò)去習(xí)慣性的動(dòng)作但如今已不存在。playapartindoingsth.”參與做某事；在做某事上起作用IV.PracticeRole-playtheconversationin1c.Mark:Theriverwasdirty.Eventhebottomoftheriverwasfullofrubbish.Tony:Butitusedtobesoclean!Mark:Yes,butpeoplearethrowinglitterintotheriver.Tony:Everyoneinthistownshouldplayapartincleaningitup!Makeconversationsaboutkindsofpollutioninla.Workingroups.Eachgroupchooseatopicin2a.Saythewordsorphrasesrelatedtothetopiconebyone.V.ListeningWorkon2a.Listentotheinterview.CirclethekindsofpollutionthatJasonandSusantalkabout.A.landpollution B.airpollutionC.noisepollution D.waterpollutionKeys:ABWorkon2b.Listenagainandcompletethesentences.Theairisbadlypollutedbecausethereareontheroadthesedays.Factoriesthatburncoalalsotheairwithalotofblacksmoke.Thereisalsotoomuchrubbishandwaste.Peoplethingseveryday.Peoplearealsolitteringinlikeparks.Thisisturningbeautifulplacesintougly(丑F1S)ones.Keys:1)morecars2)pollute3)arethrowingaway4)publicplacesThinkabout:Whatelsecancausethetwokindsofpollutioninlife?Practice(Workon2c)Usetheinformationin2aand2btorole-playconversationsbetweenJasonandSusan.Jason:Theairhasbecomereallypollutedaroundhere.Tmgettingveryworried.Susan:Yes,Iusedtobeabletoseestarsinthesky.Jason:Theproblemisthat...DiscussionAskstudentstodiscusstheirideasforsolvingtheairpollution/wastepollutionproblem.Workon2d1.Read2dandcompletethechart.ProblemsSolvingproblemsairpollutiontakethebus,subwayorrideabikeinsteadofdrivingwastepollutionbringabagtogoshoppingnevertakewoodenchopsticksorplasticforkswhenbuyingtakeawayfoodthrowrubbishinthebinsIX.LanguagepointsWe9retryingtosavetheearth!我們正在竭盡全力拯救地球！trytodo=tryone9sbesttodo盡力去做某事【語(yǔ)境應(yīng)用】翻譯句子我們將努力在一周內(nèi)完成這項(xiàng)工作。We'Htrytofinishtheworkinaweek.【拓展】try相關(guān)短語(yǔ)：trydoingsth.試著做某事tryon試穿tryout嘗試；試驗(yàn)；試試【語(yǔ)境應(yīng)用】用try短語(yǔ)的適當(dāng)形式填空。Iwenttothetailor'stomynewsuit.Let'syourmethod.Itseemsverygood.IthinkyoushouldtoimproveyourEnglish.Letmethestory.讓我試著講一講這個(gè)故事吧。Keys:tryon,tryout,tryyourbest,trytellingIt'sgoodforhealthanditdoesn'tcostanything!costV.花費(fèi)；使付出，指花費(fèi)金錢，主語(yǔ)通常是物。cost的過(guò)去式和過(guò)去分詞均為COStosth.costssb.somemoney某物花費(fèi)某人多少錢【語(yǔ)境應(yīng)用】翻譯句子1)王先生花了200元買了新襯衫。ThenewshirtcostMr.Wang200yuan.2)新電腦花了多少錢？Howmuchdoesthenewcomputercost?辨析pay,take,cost&spendtake花費(fèi)時(shí)間，常用于ittakessb.sometimetodo§th.這一句型中，其中it作形式主語(yǔ)spend花費(fèi)時(shí)間和金錢，主語(yǔ)通常是人，常用搭配：spend...onsth.和spend...(in)doingsth.pay花費(fèi)金錢，主語(yǔ)通常是人，常用搭配：payforcost表示花費(fèi)金錢或值（多少）錢，主語(yǔ)通常是物，常用搭配：sth.cost（s）（sb.）somemoney.【語(yǔ)境應(yīng)用】根據(jù)句意用take,spend,pay或cost的適當(dāng)形式填空。Thatnewcarthemlotsofmoney.Mona50yuanonthebooksjustnow.Itusuallymeanhourtodomyhomework.Youshouldsometimepractisingyourpronunciation.Mybrother3,000yuanforthenewcomputeryesterday.Keys:cost,spend,takes,spend,paid3????,weshouldtakethebusorsubwayinsteadofdriving.辨析instead&insteadofinstead"代替；反而"，作狀語(yǔ)。instead“代替；而不是“，后接名詞、代詞、of 乜?ing形式、介詞短語(yǔ)等。【語(yǔ)境應(yīng)用】選用instead或insteadof填空。We'llhaveteainthegardeninthehouse.Givemethegreenonetheredone.HerauntstayedathomeswimminglastSunday.Ididn'thaveapen,soIusedapencil.You'HhavetoaskZhangLime.Keys:insteadof,insteadof,insteadof,instead,insteadof4.Sotogether,ouractionscanmakeadifferenceandleadtoabetterfuture!1)makeadifference(to…)(對(duì) )產(chǎn)生重大影響或作用【拓展】makenodifferenceto對(duì) 沒(méi)有影響makesomedifferenceto對(duì) 有一些影響e.g.Itmakesnodifferencewhetheryouacceptorrefusehim.Theseaairhasmadesomedifferencetoherhealth.【語(yǔ)境應(yīng)用】根據(jù)漢語(yǔ)意思完成下列句子（每空一詞）。1）你是去是留對(duì)我都無(wú)所謂。Itdoesn'ttomewhetheryougoorstay.2）學(xué)習(xí)駕駛時(shí)，若有一位好教練指導(dǎo)，效果則大不相同。Whenyou'relearningtodrive,havingagoodteachermakesKeys:makeanydifference,abigdifference2）leadto導(dǎo)致e.g.Eatingtoomuchsugarcanleadtohealthproblems.【鏈接】leadsb.to...帶領(lǐng)某人去 e.g.HispetdogLuckyledustohishousejustnow.【語(yǔ)境應(yīng)用】根據(jù)漢語(yǔ)意思完成英語(yǔ)句子，每空一詞。1）工作太多、休息太少常常導(dǎo)致疾病。Toomuchworkandtoolittlerestoftenillness.2）昨天那個(gè)男孩帶領(lǐng)他們?nèi)チ四羌页?。Theboythesupermarketyesterday.Keys:leadto,ledthemtoX.Summarywriteto...給……寫信thebottomoftheriver河底throwlitterintotheriver往河里扔垃圾cleanup...把……打掃干凈land/air/noise/waterpollution土地/空氣/噪音/水污染o...把……變成……cutdownairpollution減少空氣污染insteadof代替begoodfor...takeawayfood對(duì)……有好處外賣食品keeppublicplacescleanandbeautiful保持公共場(chǎng)所干凈美觀makeadifference影響；有作用leadto帶來(lái)；導(dǎo)致XLExercisesI.根據(jù)句意，從方框中選擇恰當(dāng)?shù)膯卧~填空，有的需要變換形式。coal,fisherman,plastic,bottom,advantage,wood,cost,ugly,litterLook!Aboyislyingattheofthestairs.Theoldmanlikesnature.Helikeslivinginhissmallhouseonthemountain.Mostairpollutioniscausedbytheburningoffuels（燃料）like,gasandoil.Afteryourpicnic,remembertopickupallyour.ThenewmobilephoneSara3,600yuanlastweek.Mostoftheinthevillagestayedathometodaybecauseofthebadweather.Althoughthemanis,hehasakindheart.Toprotecttheenvironment,supermarketsdon'tprovidefreebagstoshoppers.Ridingbicycleshassomany,sobicyclesarepopularwithpeople.II.根據(jù)漢語(yǔ)意思完成英語(yǔ)句子，每空一詞。.房間里擠滿了人。發(fā)生什么事了？Theroomwaspeople.Whathappened?.你應(yīng)該交個(gè)筆友，用英語(yǔ)給她寫信。YoushouldmakeapenfriendandherinEnglish..轉(zhuǎn)學(xué)對(duì)我的一生有影響。Transformingfromoneschooltoanother tomylife..為了蓋房子馬路邊的許多大樹(shù)已經(jīng)被砍倒了。Manybigtreesalongtheroadhavebeenforbuildinghouses..勇氣對(duì)說(shuō)好英語(yǔ)起著很重要的作用。Courage speakingEnglishwell.Homework思考校園的不環(huán)保現(xiàn)象有哪些。寫信給學(xué)校的校長(zhǎng)，信內(nèi)列出校園不環(huán)保的現(xiàn)象及相應(yīng)的解決建議。SectionA2(3a-3b)Learningobjectiveslbunderstandthepassageabouttheendangeredanimal-sharks.Tohavetheawarenessofprotectingthesharksandrespectingnature.Tolearnsomewordsandexpressions.I.RevisionTranslation.①甚至河底都滿是垃圾。②這個(gè)鎮(zhèn)上的每個(gè)人都應(yīng)該參加打掃。③騎自行車有其它的好處。④我買外賣食品從來(lái)不拿木筷子和塑料叉子。Keys:Eventhebottomoftheriverwasfullofrubbish.Everyoneinthistownshouldplayapartincleaningitup.Thereareotheradvantagesofbikeriding.InevertakewoodenchopsticksorplasticforkswhenIbuytakeawayfood.ILWarmingupTherearesomeanimalswhichareendangered.Weshoulddosomethingtoprotecttheanimalsandtheenvironment!Discussthefollowingquestions.MakealistoftheprotectedanimalsinChina.Whatdoyouknowaboutsharks?Doyouthinksharksareendangered?Why?Whatdoyouthinkmighthavecausedafallinthenumberofsharks?ReadingReadandmatchthemainideas.Para. /Whatshouldwedo?Para. Whatissharkfinsoup?Para.3/ Whathappenstosharks?Trueorfalse.(Paragraph1)①Sharkfinsoupisfamousandexpensiveallaroundtheworld.F②You'rekillingawholesharkwhenyouenjoyabowlofsharkfinsoup.TReadParagraph2andfillinthechart.peopleenjoyabowlofsharkfin

soupfisherniencatchsharks,cutofftheirfins,thenthrowthembackintotheoceanThenumbersofsomekindsofsharks

fellquicklyTrueorfalse.(Paragraph3)Twoenvironmentalgroupscallonthegovernmenttoestablishlawstostopthesaleofsharkfins.TSharkfinsaregoodforhealth.FCompletethefactsheetin3a.WheresharkfinsoupispopularsouthernChinaNumberofsharkscaughtandtradedeveryyeararound70millionHowgovernmentcanhelpdeveloplawstostopthesaleofsharkfinsTwoenvironmentalgroupswhichareagainst“finning”WildAidandtheWWFAccordingtothetext,completethefollowingexercises.Somepeopleliketoeatsharkfinsoup,especiallyinChina.Butgettingthesharkfinisvery.Whenpeoplecatchsharks,theytheirfinsandthrowthesharksbackintotheocean.Thesharksslowlydiebecausetheycan'twithoutfins.Anditisalsototheenvironment.Sharksareattheofthefoodchain.Ifthenumberofsharksdropstoolow,itwillbreakthebalanceofthenature.Pleasesaynotoeatingsharkfinsoup,andtakeactiontosavethesharks!Keys:southern,cruel,cutoff,swim,harmful,topPractice(Workon3b)Readthepassageandfillintheblankswiththewordsinthebox.so,although,if,but,whenManypeopledonotrealizetheyarekillingawholesharktheyenjoyabowlofsharkfinsoup.Sharksareatthetopofthefoodchain,iftheirnumbersdrop,theocean'secosystemwillbeindanger.Manythinkthatsharksaretoostrongtobeendangered,theyarewrong.4)therearenoscientificstudiestosupportthis,alotofpeoplebelievethatsharkfinsaregoodforhealth.Sharksmaydisappearonedaywedonotdosomethingtostopthesaleofsharkfins.Keys:1)when2)so3)but4)Although5)ifGroupWorkWhatcanwedotosavethesharks?Workwithyourgroupmembersandmakeaposteraboutsharkprotection.LanguagepointsThismethodisnotonlycruel,butalsoharmfultotheenvironment.這種方法不但殘忍而且對(duì)環(huán)境有害。notonly…butalso…”不僅 而且 ”連接兩個(gè)并列關(guān)系的成分，著重強(qiáng)調(diào)后者，其中的also可以省略。e.g.Shenotonlyplaysthepianowell,but(also)writesmusic.用于連接兩個(gè)表示并列關(guān)系的成分，著重強(qiáng)調(diào)后者，其中的also有時(shí)可以省略。notonly置于句首時(shí)，句子常用倒裝語(yǔ)序。e.g.Notonlydoesmysistersingwell,butshedanceswell.notonly...butalso...連接并列主語(yǔ)時(shí)，謂語(yǔ)動(dòng)詞須與后面那個(gè)主語(yǔ)在人稱和數(shù)上保持一致，即臨近原則。e.g.Notonlythestudentsbutalsotheteacherisworkinghard.【語(yǔ)境應(yīng)用】同義句轉(zhuǎn)換，每空一詞。SheandIhavealreadybeentoBeijing.sheIhavealreadybeentoBeijing.Notonly...butalsoHelikestoswimandhewantstoteachthekidstoswim,too.Notonlytoswim,hewantstoteachthekidstoswim,doeshelike...butThetwinswerelatethismorning.Samwaslatethismorning,too.NotonlythetwinsSamlatethismorning,butalso...wasSambutalsothetwinslatethismorning.Notonly...werebeharmfulto對(duì) 有害【語(yǔ)境應(yīng)用】翻譯句子1)吸煙有害健康。Smokingisharmfultothehealth.2)電腦游戲玩太多對(duì)眼睛有害。Playingmobilephonemuchisharmfultoyoureyes.Asharkcannolongerswimandslowlydies.鯊魚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先生不再在這兒工作了。Youcan'tdrinkanymore.=Youcandrinknomore.你不能再喝酒了?！菊Z(yǔ)境應(yīng)用】改為同義句Joenolongerlikesdancing.Joedoesn'tlikedancinganylonger/anymore.Sharksareatthetopofthefoodchainintheocean'secosystem.鯊魚位于海洋生物系統(tǒng)食物鏈的頂部。atthetopof在…最高地位；用最高［最大］的(速度，聲音等)e.g.Heshoutedatthetopofhisvoiceinorderthathemightbeheard.他盡力大聲叫喊，為了別人能聽(tīng)見(jiàn)?！就卣埂縯op短語(yǔ)ontop(ofsth.)在最上面，在頂部；處于領(lǐng)先地位ontopoftheworld極其高興的e.g.Thereshouldbeacupontopofthefridge.WhenIheardshe'dpassedtheexam1feltontopoftheworld!【語(yǔ)境應(yīng)用】翻譯句子。MaryisatthetopofherclassinEnglish.瑪麗的英語(yǔ)水平在班上數(shù)一數(shù)二。Iftheirnumbersdroptoolow,itwillbringdangertoalloceanlife.如果它們的數(shù)量下降得太多，將會(huì)給所有海洋生物帶來(lái)危險(xiǎn)。此句復(fù)數(shù)形式的number表達(dá)全海洋中鯊魚的總量。當(dāng)表示數(shù)值的高或低時(shí)，number要用high或low修飾。常與number搭配的動(dòng)詞有g(shù)row,fall等。e.g.Inthatcountry,thenumberofchildrengoingtoschoolishigherincitiesthanintownsandvillages.在那個(gè)國(guó)家，城市兒童入學(xué)人數(shù)比鄉(xiāng)鎮(zhèn)及農(nóng)村要高。Inrecentyears,thenumberoffamiliesthatowncarshasbeengrowingquicklyrecently.近幾年來(lái)?yè)碛修I車的家庭數(shù)量增長(zhǎng)很快。辨析anumberof,thenumberof1詞條意思及用法例句 1anumberof許多，常接可數(shù)名詞的復(fù)數(shù)形式，謂語(yǔ)動(dòng)詞用復(fù)數(shù)形式。Anumberofstudentsinhisclassarehere.thenumberof……的數(shù)量，接可數(shù)名詞的復(fù)數(shù)形式，但謂語(yǔ)動(dòng)詞用單數(shù)。Thenumberofthestudentsinhisclassisfifty.VI.Summary1.聽(tīng)說(shuō)hearof2.切掉cutoff3.對(duì)……有害beharmfulto4.不再nolonger5.在……頂部atthetopof6 的數(shù)量thenumberof...7.給……帶來(lái)危險(xiǎn)bringdangertosofar.到目前為止sofar.不但 而且 notonly...butalsoVII.ExercisesI.根據(jù)句意，從方框中選擇恰當(dāng)?shù)膯卧~填空，有的需要變換形式，每詞限用一次。shark,ecosystem,industry,law,cruel,scienceThekinginthestorywassaidtobevery.Whenwetalkabout,wealwaysfeelafraidofthem.hopetostudyafterIentertheuniversity.Theywereusinganimalsforexperiments.Everyhasadifferentfoodchain,dependingonwhichanimalsandplantslivethere.Thetourismshouldbedevelopedinthistown.II.根據(jù)句意及所給漢語(yǔ)提示，完成下列句子，每空一詞。Thepriceoftomatoeshas（下降）fivecents.There'ssnow （在 頂部）themountain.Youspendtoomuchtimeinfrontofthecomputer.Itcan （對(duì) 有害）yourhealth.Didyou（聽(tīng)說(shuō)）theparty?Itwaswonderful.Kelly'ssister（不再）feelsafraid.Grandpa（剪掉）someoldbranchesfromthetreejustnow.hashebeentoCanada,heknowssomeCanadians.（不但 而且 ）HomeworkWriteashortpassageaboutpracticalmeasurestoprotecttheendangeredanimals.PreviewthenextpartGrammarFocus.SectionA3（GrammarFocus-4c）LearningobjectiveToreviewtheuseofPresentprogressive,usedto,Passivevoice,PresentperfectandModalverbs.I.RevisionCheckifyourememberthesephrases.①不①不同種類的污染③把垃圾扔到河里⑤在中國(guó)南部⑦在……頂部2.Translation.②河底④在……中起作用⑥對(duì)……有害⑧海洋生態(tài)系統(tǒng)①這不僅殘酷還對(duì)環(huán)境有害。②鯊魚處于海洋食物鏈的頂部。③許多人相信魚翅對(duì)健康有好處。GrammarFocusPayattentiontothesentences.We9retryingtosavetheearth.Theriverusedtobesoclean.Theairisbadlypolluted.Noscientificstudieshaveshownthatsharkfinsaregoodforhealth.Weshouldhelpsavethesharks.HI.GrammarReview現(xiàn)在進(jìn)行時(shí).現(xiàn)在進(jìn)行時(shí)：PresentProgressive定義：表示說(shuō)話時(shí)(瞬間)正在進(jìn)行的動(dòng)作，也表示目前或現(xiàn)階段一直進(jìn)行的動(dòng)作。或說(shuō)話者的強(qiáng)烈情感。結(jié)構(gòu)：be(am/is/are)+v.-ing標(biāo)志詞：Look,Listen,now,rightnow...現(xiàn)在分詞的構(gòu)成：a.一般情況下在動(dòng)詞詞尾加-ing。b.以不發(fā)音的e結(jié)尾的動(dòng)詞，去掉e加-ing。c.以一個(gè)輔音字母結(jié)尾的重讀閉音節(jié)，雙寫最后一個(gè)字母，再加-ing。.usedtodousedtodo與beusedtodoingusedtodosth.表示過(guò)去常常做某事，而現(xiàn)在往往不做了，后接動(dòng)詞原形。1)其否定形式為“didn'tusetodosth.";2）一般疑問(wèn)形式“Did+主語(yǔ)+usetodosth.?”；3）附加疑問(wèn)句式“…，didn't+主語(yǔ)?”。beusedtodoingsth.習(xí)慣于做某事。e.g.Heusedtoeatsharkfinsoup.Hedidn'tusetoeatsharkfinsoup.Heusedtoeatsharkfinsoup,didn'the?I'musedtowalkingtoschoolnow.ThecityishotandwetandIhavebeenusedtoit..被動(dòng)語(yǔ)態(tài)：Passivevoice定義：表示主語(yǔ)是動(dòng)作的承受者，即行為動(dòng)作的對(duì)象的一種語(yǔ)態(tài)。結(jié)構(gòu)：be+過(guò)去分詞各種形式被動(dòng)語(yǔ)態(tài)的結(jié)構(gòu)（以動(dòng)詞do為例）：一般現(xiàn)在時(shí)：am/is/are+done（動(dòng)詞的過(guò)去分詞）一般過(guò)去時(shí)：was/were+done一般將來(lái)時(shí)：will/is（/am/are）goingto+be+done含有情態(tài)動(dòng)詞：can/may/must...+be+done.現(xiàn)在完成時(shí)：PresentPerfect定義：表示動(dòng)作已經(jīng)完成，但對(duì)現(xiàn)在造成影響；或者表示從過(guò)去某一時(shí)間開(kāi)始一直延續(xù)到現(xiàn)在并還可能持續(xù)下去的動(dòng)作。結(jié)構(gòu)：has/have+過(guò)去分詞標(biāo)志詞：already,yet,ever,never,just,before,once,twice,recently,sofar,for+時(shí)間，since+時(shí)間點(diǎn)/從句。過(guò)去分詞的構(gòu)成：a.一般情況下，在動(dòng)詞后加-ed。b.在以e結(jié)尾的動(dòng)詞后只加-d。c.在以輔音字母加y結(jié)尾的動(dòng)詞，應(yīng)將y改成i再加ed。d.以重讀閉音節(jié)結(jié)尾的動(dòng)詞，要雙寫末尾的輔音字母再加-ed。e.不規(guī)則動(dòng)詞的過(guò)去分詞，如：putputputbeatbeatbeatenbecomebecamebecome

getgotgotbeginbeganbegun辨析havebeento,havegoneto&havebeeninhavebeento去過(guò)某地，說(shuō)話時(shí)已從該地回來(lái)。havegoneto去了某地，說(shuō)話時(shí)或許在途中，尚未返回。havebeenin己在某地，常與表示一段時(shí)間的狀語(yǔ)連用havebeento去過(guò)某地，說(shuō)話時(shí)已從該地回來(lái)。havegoneto去了某地，說(shuō)話時(shí)或許在途中，尚未返回。havebeenin己在某地，常與表示一段時(shí)間的狀語(yǔ)連用e.g.JimhasgonetoLondonwithhisfamily.TheGreenshavebeeninChinafortwoyears.HaveyoubeentoBeijingbefore?.情態(tài)動(dòng)詞1)情態(tài)動(dòng)詞本身有一定的詞義，表示說(shuō)話人的情緒、態(tài)度或語(yǔ)氣，但不能單獨(dú)作謂語(yǔ)，只能與其他動(dòng)詞構(gòu)成謂語(yǔ)。常見(jiàn)的有：can(could),may(might),must,need,shall(should),will(would)等。2)情態(tài)動(dòng)詞無(wú)人稱和數(shù)的變化，后接動(dòng)詞原形。否定式是在情態(tài)動(dòng)詞后面加noto個(gè)別情態(tài)動(dòng)詞有過(guò)去式形式，可用來(lái)表達(dá)更加客氣、委婉的語(yǔ)氣。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-upprojectthiscityever(have).Joe:Howmanypeople(take)part?Eric:I(think)morethan1,000people(come)tohelpout.Joe:That'sfantastic!Iguesseveryoneinthiscityis(try)toimprovetheenvironment.Eric:Yes,wecan'taffordto(wait)anylongertotakeaction!Learnsomenewwordsandexpressions.Keys:Have...taken,helped,considered,had...had,took,think,came,trying,wait2.Workon4b.Fillintheblankswiththeappropriatemodalverbsfromthebox.Thewordsare:can,would,could,haveto,should,must,may/mightPeopethinkthatbigthingsbedonetosavetheearth.Manyforgetthatsavingtheearthbeginswithsmallthings.Forexample,yousaveelectricitybyturningoffthelightswhenyouleavearoom.Youalsousereusablebagsinsteadofplasticbags.Ithinkit'sagreatideathatyounowpayforplasticbagsinsomestores.Andinsteadofdrivingtoschoolorwork,yourideyourbikeorwalk.Ifit'sfar,youtakethebus.Allthesesmallthingsaddupandbecomebigthingsthatimprovetheenvironment.Let'stakeactionnow!Learnsomenewwordsandexpressions.Keys:may/might,must/haveto,can/should/could,can/could/should,haveto,can/could/should,can/could,can/could,would/can/couldWorkon4c.Makealistofthingsthatpeoplecandotohelptheenvironmentanddiscussyourlistwithyourpartner.usepublictransportation（〃.交通運(yùn)輸）；turnoffthelightswhenyouleavearoom;usereusablebagsinsteadofplasticbags;rideyourbikeorwalktoschoolorwork;stopusingpapernapkins;recyclebooksandpaperIthinkthateveryoneshouldusepublictransportation.Idisagree.Ifsdifficultforparentswithyoungchildrentousepublictransportation...V.中考鏈接情態(tài)動(dòng)詞—Couldyouplaythepianoattheageoffive?—No,I.1startedatsix.（2021江蘇常州）A.can't B.shouldn'tC.needn'tD.couldn't—MustIreturnthisbookbeforeFriday,Sir?一No,you,dear.Youcankeepitfortwoweeks.（2021江蘇南通）A.can'tB.shouldn*tC.mustn'tD.needn*t一HowlongcanIkeepthesebooks?

——Accordingtothelibraryrules,youreturnthemwithin7days.（2021海南）A.mustB.mightC.could一Youtakephotoshere!Lookatthesign.Itsays“Nophotos^^.——Sorry,Iwon't.（2021云南）A.mustB.needC.mustn'tD.needn'tKeys:DDAC現(xiàn)在完成時(shí)和現(xiàn)在進(jìn)行時(shí)joinedthebookclublastmonthandIfivebooksalready.（2021貴州畢節(jié)）A.amreadingB.havereadC.willreadD.read—MissZhangseemsquitefamiliarwithYunnanProvince.-Don*tyouknow?Sheatownschoolthereasavolunteerteacherforover2years.（2021江蘇南通）A.isinB.hasgonetoC.hasbeeninD.hasbeentoLook!Someoldpeopleinthepark.（2021廣西桂林）A.singsB.singC.aresinging——Don'tmakenoise!Thechildrenonline.一Sorry,Iwon't.（2021四川涼山）A.studiesB.arestudyingC.studiedD.werestudying一Peter,whatareyoudoing?一Oh,Iareportaboutnationalheroes.（2021北京）A.willwriteB.amwritingC.wroteD.havewrittenKeys:BCCBB被動(dòng)語(yǔ)態(tài)Ourschoollibrarywithplants,lovelydesksandchairs,soIfeelrelaxedwhilestudyingorreadingthere.（2021江蘇南京）A.decoratesB.decoratedC.isdecoratedD.wasdecorating—Whydosomewhaleshaveto?一Becausehumanscatchwhalesformeat,fatandoil.Someofthemare.（2021四川達(dá)州）protect;dangerousprotect;endangeredprotect;dangerousprotect;endangeredC.beprotected;dangerousD.beprotected;endangeredAlotofteenagersthinkastheyareolderandwiser,theytomaketheirowndecisions.（2021云南昆明）A.shouldallow B.shouldn'tallowC.shouldbeallowed D.shouldn*tbeallowedTheblenderformakingabananamilkshakejustnow.（2021湖南岳陽(yáng)）A.willbeused B.wasused C.isusedManyresearchlabsinthenext5yearstodevelopscienceandtechnologyinChina.（2021福建）A.arebuilding B.willbebuiltC.werebuiltKeys:CDCBBUsedto—Tomeveryday.一Really?Butwhyishesoweaknow?（2021青海）A.usedtoexerciseB.isusedtoexercisingC.usedtostayuplate2.1sleepverywell,butthenIstarteddoingyogaanditreallyhelps.（2020甘肅武威）A.didn'tusetoB.usedtoC.wasusedtoD.wasn'tusedtoKeys:AAVI.LanguagepointsWecan'taffordtowaitanylongertotakeaction!affordv.承擔(dān)得起;買得起；提供，給予；常與can,beableto連用affordsth.買得起/承受得起某物affordtodosth.有能力做某事/負(fù)擔(dān)得起做某事e.g.Canyouaffordthemobilephone?Wecan'taffordtopaysuchaprice.【辨析】afford&buyafford 側(cè)重“有經(jīng)濟(jì)能力買”。buy 側(cè)重“購(gòu)買（這一行為）【語(yǔ)境應(yīng)用】根據(jù)句意，用afford或buy的適當(dāng)形式填空。Theycan'ttosendtheirchildrentocollege,affordCanyouanewcar?affordHelensomefruitonherwayhomeyesterday,boughtVI.ExercisesI.根據(jù)句意，從方框中選擇恰當(dāng)?shù)那閼B(tài)動(dòng)詞填空(有的答案不唯一，可重復(fù)選擇)。can,could,may,might,mustn't,should,would,nothavetoMycousinisgoodatswimming.Sheswimwhenshewas6yearsold.Youparkyourcarhere.Lookatthe“NoParking,,sign.Ifyoustayuptoolate,youfeeltiredallday.Wendyishappythatshegetupveryearlytomorrowmorning.TopracticespeakingEnglish,IthinkyoujoinanEnglishclub.youpleasedrivemorequickly?Mytrainwillleaveinanhour.n.根據(jù)語(yǔ)境，從方框中選擇恰當(dāng)?shù)脑~語(yǔ)填空，注意形式變化。visit,clean,notfinish,sing,smoke,plant,takeplace,notlistentoListen!Somebodyinthenextroom.Whatasweetvoice!Thosebeautifulflowerslastyear.TheytheEnglishteachercarefully.They'retalking!一Themeetingroomisverytidy.一Yes.Iteveryday.—WouldyouliketovisitthatnewmuseumwithmenextSaturday?一rdloveto,butIitalready.Heusedtoalot,butnowtokeephealthyhehasgivenitup.Greghismathhomeworkyet.Ifsalittledifficultforhim.Inthepastfiveyears,greatchangesinmyhometown.HomeworkMakeupaconversationaboutwhatpeoplecandotoprotecttheenvironmentbyusingmodalverbs.SectionB1(la-le)LearningobjectivesTotalkabouthowtoprotectourearthTolearntousesomewordsandexpressionsstopridingincarsdon'tusepapernapkinsrecyclebooksandpaperturnoffthelightsToknowtheimportanceofprotectingtheenvironmentandtakeactiontoprotectitWarmingupT:Whatshouldwedotohelpsavetheearth?Turnoffthelightswhenweleavearoom.Takethebusinsteadofdriving.Reduceusingpapernapkins.Recyclebooksandpaper.Turnofftheshowerwhilewearewashingourhair.Workonla,lbWhatcanwedotohelpsavetheearth?Ranktheseitemsfromtheeasiest(1)tothemostdifficult(5).stopridingincarsrecyclebooksandpaperturnoffthelightswhenyouleavearoomturnofftheshowerwhileyouarewashingyourhairreduceusingpapernapkinsWorkonlb.Compareyouranswersinlawithyourpartner.ListeningListenfbrthegeneralideaoftheconversation.ThegeneralideaoftheconversationbetweenJuliaandJackisabout.airpollutionwaterpollutionthingstodotosavetheearthListenandcheck(\)thethingsthatJuliaandJacktalkabout.Check(4)thethingsthatJuliaisdoingnow,thethingsshewilldointhefutureandthethingsshewouldneverdo.Checktheanswerswiththewholeclass.

ThingsJuliaandJacktalkaboutThingsJuliaisdoingnowThingsJuliawilldointhefutureThingsJuliawouldneverdo turningoffthelight turningofftheshower stoppingusingpapernapkins takingyourownbagswhenshopping. notridingincars ridingabike recyclingpaperPracticeMakeaconversationusingtheinformationfromthechartin1c.Saywhatistrueforyou.Summaryturnoffthelights/shower 關(guān)燈/淋浴器rideincars 乘小汽車papernapkins 餐巾紙Exercises翻譯下列句子。.我總是騎自行車上班而不是開(kāi)車上班。.請(qǐng)你關(guān)燈。.循環(huán)使用紙張是對(duì)環(huán)境有益的。.我們?nèi)ツ昃筒挥盟芰洗恕?你最好購(gòu)物時(shí)帶自己的袋子。HomeworkListatleastfourthingsyoucandoforourenvironment.PreviewthearticleRethink,Reuse,Recycleonpage102.SectionB2(2a-2e)LearningobjectivesTounderstandthepassageaboutrecyclingTohaveawarenessofwasterecyclinginourdailylifelblearnsomewordsandexpressionsWarmingupShowsomepicturesofrecyclingthingswedon'tuseanymore.AskSstotalkabouthowtheydealwiththingstheydon'tuse.ReadingLookatthetitleandthepicturesin2b,thenanswerthequestion.Whatdoyouthinkthereadingpassageisabout?Itisabouthowpeoplecanthinkofcreativewaystousethingsthatarenolongerwanted.Readthepassagequicklyandanswerthequestion.Howmanypeoplearementionedinthepassage?Whoarethey?Three.TheyareAmyHayes,JessicaWong,andWangTao.Readthepassageagainandcompletethechartbelow.NamesWhatmaterialsdidtheyuse?Whatdidtheymake?AmyHayeswindowsanddoorsofoldbuildingsthathavebeenpulleddown;anoldboat;rocks;oldglassbottlesahouseJessicaWongoldclothes,especiallyoldjeansbagsWangTaoironandothermaterialsfromoldcarsbeautifulartpieces4.Readparagraph2andfindtheanswers.①Amyrecentlywonaprizefrom.theHelpSaveOurPlanetSociety②Translatethesentence"ShelivesinahouseintheUKthatshebuiltherselfoutofrubbish”.她住在英國(guó)，房子是她自己用廢棄物建造而成的(3)Wheredothewindowsanddoorscomefrom?Theycomefromoldbuildingsaroundhertownthatwerepulleddown.(4)Whatisthetopofthehouse?Itisanoldboatturnedupsidedown.⑤Whatisthegatemadeof?Itismadeofrocks