Unit3LanguageinuseModule12Saveourworld完成模塊任務(wù)，對(duì)本模塊的詞匯和語(yǔ)法進(jìn)行綜合復(fù)習(xí)和掌握；13對(duì)當(dāng)今世界上現(xiàn)存的污染問(wèn)題有較深的了解，并積極提出解決污染問(wèn)題的建議。完成Unit3練習(xí)題，復(fù)習(xí)鞏固構(gòu)詞法的用法;2學(xué)習(xí)目標(biāo)課堂導(dǎo)入ReadthenewswordsandexpressionsinModule12.Revision1.Reusemeans“useagain”.2.Thoughpollutionisheavynow,Idon’tthinkit’shopeless.Languagepractice合成名詞afternoon,sportsman,blackboard,newspaper,airplane,classmate…合成形容詞kindhearted,middleaged,hardworking…合成副詞however,maybe…合成代詞himself,everyone,nothing…合成動(dòng)詞overlook…1.合成法將兩個(gè)或兩個(gè)以上獨(dú)立且語(yǔ)義不同的單詞合在一起構(gòu)成新詞的方法稱作合成法。課堂學(xué)習(xí)2.派生法通過(guò)在詞根前面加前綴或在詞根后面加后綴構(gòu)成新詞的方法稱作派生法。前綴含義例詞dis不disagree,dislikeen使……處在某種狀態(tài)enable,enrichim,in不impossible,impatient,inexpensiveinter在……之間international,interconnectmis錯(cuò)誤的mislead,misunderstandnon不，非nonsmoker,nonnativere再，重復(fù)rewrite,retellun不unable,unhappy,unpopular后綴功能例詞er,or構(gòu)成名詞teacher,worker,visitorianmusicianingbuilding,painting,shoppingistartist,scientistmentagreement,governmentnesscoldness,happiness,illnessthtruth,warmthtionpetition,education,informationtyactivity,safety后綴功能例詞able,ible構(gòu)成形容詞fortable,eatable,enjoyablealenvironmental,internationalfulcareful,helpfuliveactive,expensivelesscareless,helpless,homelesslyfriendly,lovely,monthlyousdangerous,famousteen構(gòu)成數(shù)詞eighteen,fifteen,seventeenthfifteenth,fifth,fortiethtyforty,sixty,twentyly

構(gòu)成副詞badly,carefully,happily詞根詞綴名詞形容詞副詞…+…uninteresteduninterestinginterestinterestinginterestedinterestinglyhelphelpfullyhelplesslyhelpfulhelplessabledisableunableenableability3.轉(zhuǎn)化法英語(yǔ)構(gòu)詞法中把一種詞性轉(zhuǎn)換為另一種詞性而詞形不變的方法稱為轉(zhuǎn)化法。動(dòng)詞轉(zhuǎn)化為名詞

talkv.談?wù)搉.談話

(2)名詞轉(zhuǎn)化為動(dòng)詞watern.水；v.澆水

(3)形容詞轉(zhuǎn)化為名詞lightadj.明亮的；n.光線Makenewwords.JointhepartsofthewordsinBoxAwiththewordsinBoxB.Youneedtousesomeofthepartsmorethanonce.ablefulimlessreun

carecollecthopepossibleuseusualwantedwasteABcarefulcarelesscollectablerecollecthopefulhopelessimpossiblereuseusableusefuluselessunwantedwastefulunusual1課堂學(xué)習(xí)Nowworkingroups.PlaytheguessinggameEnglishforFun.EnglishforFun1.fullofcare_________2.canbecollected__________3.

fullofhope_________4.withoutanyhope_____5.notpossible_________6.notusual__________7.withoutanyuse_____8.useagain__________9.notwanted_________10.makingalotofwaste_______carefulcollectablehopefulhopelessimpossibleunusualuselessreuseunwantedwastefulCompletethesentenceswiththewordsinthebox.hopefulimpossiblereuseunhealthywasteful1.Pollutedwateris_________.2.Itis_________tothrowsomuchfoodaway.3.Ifyoulookafterthingswell,youmay_______someofthemlater.4.Itis_________tocleanupthewholeriverinsuchashorttime.5.Ifwepayattentiontopollutionnow,thefuturewillbe_________.unhealthywastefulreuseimpossiblehopeful2Completethetable.NounVerbAdjectiveAdverbuseful/uselesshopehopefully/hopelesslypollution——water————waste—————usually/unusuallyuseuseusefully/uselesslyhopehopeful/hopelesspollutepolluted/unpollutedwaterwastewasteful/wastedwastefullyusual/unusual3CompletethesentenceswiththecorrectformofthewordsinActivity3.Shewas_______thathernewjobwouldmakehermoresuccessful.hopeful1.Thefactory________theriver,andthefishdied.2.Weoftenwalkinthecountryside.Itisa(n)_______activityforus.3.Donotusesomuchwater.Itisvery________.4.Tokeeptheflowersgrowing,youneedto_______themonceaday.pollutedusualwastefulwater4Completethesentences.A________isaboxthatyoukeepyourlunchin.lunchbox1.A__________isacardthatyouwriteononesideofandsendtosomeonebypost.2.A__________isaroomwhereyouhaveclassesatschool.3.A__________isabookthathasoneormorestoriesforchildren.4.A__________isablackboardthatisusedatschoolforwritingonwithchalk.postcardclassroomstorybookblackboard5Workinpairs.Lookatthepicturesandanswerthequestions.Whatkindofthingscanberecycled?2.Howcanthesethingsbeused?3.Howdoesthishelptheenvironment?4.Haveyoueverrecycledorusedthingsthatcanberecycled?How?possibleanswers:Cloth,paper,cans,plastic,glass,etc.Recycledpapercanbeusedfornotebooks,ticketsorwritingpaper. Ithelpssavealotofresourcesandreducegreenhousegasemissions.Yes.Irecycledaluminumcansandpaperbysellingthemtotherecycledfactory.6Mike:IhearyouareofftotheCaribbeanforaholiday!Luckyyou!Butaren’tyou(1)_____________thepollutionthatsuchlongplanejourneysmaycausefortheenvironment?

Ken:Iknow,butwhatcanIdoaboutit?Ialreadytrymybesttoprotecttheenvironment.Irecycle.Idon’t(2)__________thingsifIdon’twantthemanymore.I(3)__________thelightswhenIleavearoom.Don’ttellmeIshouldn’ttravelbyplaneanymore!begoodforthrowawayturnoffworryabout

worriedabout

throwaway

turnoffCompletetheconversationwiththecorrectformoftheexpressionsinthebox.7Mike:No,ofcoursenot.Butwecandomoretoprotecttheenvironment.Forexample,wecanhelpkeeptheaircleanbyplantingtrees.Trees(4)___________theenvironment.Inthisway,wecanreducetheharmofpollution.

Ken:Good!SoIcanenjoymyholiday,andwhenIeback,I’llplantsometrees!Mike:That’stheidea!Maybewecanalljoininandstartasmallforest!aregoodfor1.ItisOKtothrowusedthingsaway.Lookingafterthemtakesalotoftime.2.Donotthrowawaythingsmadeofglass,plasticandpaper,butrecyclethemwhenpossible.3.Takeabagwhenyougoshopping.4.Producingelectricityandusingoilwillnotcausepollution.5.Turnofflightswhenyoudonotneedthem.6.Rideabikeorwalk,anddonotoftendriveyourcar.Listenandcheck(√)thetruesentences.√√√××8√9Listenagainandpletethetable.

AdviceReasonsdon’tthrowawaythingsmadeof_________________,but_________them.throwingthingsawayiswasteful.2._________yourplasticbagswhenyoucanand__________withyouwhenyougoshopping.Plasticbags___________recycle.3.Uselesselectricityandoilto_____________.4.Don’tleavethelightsonand_____________.5.___________anddonotoftendriveyourcar.Producingelectricityand

usingoilmaycause________.

glass,plasticandpaperrecycleReusetakeabagarehardtoreducepollutionwasteelectricityWalkorcyclepollutionAroundtheworld

beheldswitchoffawarenessofclimatechange

moreandmore

takepartin英漢互譯：

舉行關(guān)掉；關(guān)上氣候改變的意識(shí)越來(lái)越多參加（活動(dòng)）聯(lián)想：turnoff關(guān)上聯(lián)想：join指加入某個(gè)組織或團(tuán)體

Workinpairs.Decidewhatkindofpollutionyouwanttotalkabout.

10

Chooseasubjectthatyoucareaboutthemost.Itcouldbewaterpollution,airpollution,etc.Findoutmoreinformationaboutyoursubject.Lookituponawebsiteorinabook.Moduletask:discussingwhatyoucandoaboutpollutionTaketurnstosaywhatyouthinkabouttheproblemandwhatcanbedone.

Listentowhatotherssay.Ifyouagreewithwhattheyhavesaid,say‘Iagree’,‘That’strue’or‘That’sagoodpoint’;ifyoudonotagreewiththatsomeonesays,say‘I’msorry,butIdon’tagree.Ithinkthat…’11Discussyoursubject.Presentyourgroup’sideastothewholeclass.121.Though________(pollute)isheavynow,Idon’tthinkit’s________(hope).2.Iftheriversarepolluted,________(farm)can’tusethewaterfortheircrops.3.If_________(everyone)startstodo_________(something),theworldwillbesaved.4.Weallneeda_______(health)environment,butweproduce_______(waste)everyday,anditis_______(harm)toourenvironment.pollutionhopelessfarmerseveryonesomethinghealthywasteharmful課堂達(dá)標(biāo)I.選用適所給詞的適當(dāng)形式填空。5.Donot______(waste)things.6.Beforeyoubuy_________(something)new,thinkwhetheritis_______(real)necessarybecausemaybeoldoneisjustasgood!7.Let’stakethesesimplestepstodaysothatwewillsavetheworldforour___________(grandson)and______________(granddaughter)tomorrow.wastesomethingreallygrandsonsgranddaughters1.It’snotpolitetospeaktootherswithyourmouthfulloffood.It’s_________tospeaktootherswithyourmouthfulloffood.2.Theteacheraskedhimtowritethepositionagain.Theteacheraskedhimto_________theposition.3.He’snotpopularwithsomeoftheneighbors.He’s_________withsomeoftheneighbors.4.Ihatesweetfood.Especially,Idon’tlikeeatingcake.Ihatesweetfood.Especially,I_________eatingcake.5.Hamburgers,candyandicecreamaren’thealthyfood.Hamburgers,candyandicecreamare____________food.impolitedislikeunhealthyⅡ.完成下列同義句。rewriteunpopular1.Weshouldusechinacupsbecausewecan________