Module 12 Unit 3【知识导航+拓展迁移】九年级上册英语高效课堂课件（外研版）

Module12Saveourworld

Unit3Languageinuse.Revision1.为......担忧2.对......的危害3.节约能源4.引起污染5.消耗能源6.尽可能长久地7.把某物变成......8.对......造成伤害9.采取措施1.o8.beharmfulto......9.takestepsGrammar--构词法--合成法1.合成词构词法英语中构成新词最基本的方法有三种：合成法，缩略法和词缀法。合成词构词法就是将两个独立的单词和在一起构成一个新的单词。常见的方法有：(1).合成名词homework(家庭作业)homework—+space+ship—spaceship(宇宙飞船)after+noon—afternoon(下午)Grammar--构词法--合成法(2).合成动词ill+treat—ill-treat(虐待)sight+see—sight-see(观光)(3).合成形容词hard+working—hard-working(勤奋的)well+known—well-known(著名的)world+famous—world-famous(世界闻名的)Grammar--构词法--合成法(4).合成副词down+stair—downstairs(在楼下)up+stairs—upstairs(在楼上)(5).合成代词some+body—somebody(某人)any+one—anyone(任何人)(6).合成介词with+in—within(在…之内)in+to—into(到…)Grammar--构词法--派生法

在一个单词前或后加上一个词缀，就可以构成一个新词。根据词缀的位置，分为前缀和后缀两种。掌握一些常见的词缀，对单词的记忆和理解有很大的帮助。比如：我们学会care,就能掌握careful,careless,carefully,carelessly。xi'yan'zh下面我们来学习几个常见的前、后缀：2.前缀，后缀构词法Grammar--构词法--派生法前缀：前缀含义示例dis-

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();前缀：Grammar--构词法--派生法后缀：后缀功能示例-er构成名词，表示“人”work工作--

();teach教--

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();competGrammar--构词法--派生法后缀：后缀功能示例-able构成形容词enjoy享受--

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();Grammar--构词法--派生法后缀：后缀功能示例-teen构成数词十几fifteen...-ty几十fify...-th第......fifth...-ly构成副词quick快速的----

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();Grammar--构词法--派生法3.前缀，后缀构词法英语构词法中把一种词性用作另一种词性而词形不变的方法叫做转换法。(1)名词转化为动词(2)形容词转化为副词(3)动词转化为名词Activity1Makenewwords.JointhepartsofwordsinBoxAwiththewordsinBoxB.Youneedtousesomeofthepartsmorethanonce.A-able-fulim--lessre-un-

Bcare-collect-hope--possible-use-usual-wantedwaste-carefulcarelesscollectablehopefulhopelessimpossibleunusedreusedunusualunwantedwastefulActivity1Nowworkingroups.PlaytheguessinggameEnglishforFun.1.fullofcare________2.canbecollected__________3.fullofhope_____________4.withoutanyhope________5.notpossible_____________carefulcollectablehopefulhopeless6.notusual________________7.withoutanyuse__________8.useagain_______________9.notwanted______________10.makingalotofwaste______impossibleunusualunusedreusewastefulunwantedActivity22.Completethesentenceswiththewordsinthebox.hopeful,impossible,reuse,unhealthy,wasteful1.Pollutedwateris______________.2.Itis______________tothrowsomuchfoodaway.3.Ifyoulookafterthingswell,youmay______someofthemlater.4.Itis___________tocleanupthewholeriverinsuchashorttime.5.Ifwepayattentiontopollutionnow,thefuturewillbe__________.unhealthywasteful

reuseimpossiblehopefulActivity3NounVerbAdjectiveAdverbuseful/uselesshopehopefully/hopelesslypollution--water----waste----usually/unusuallyhopehopeful/hopelesspollutepollutedwaterwastewastefulwastefullyusualActivity4Shewas_________thathernewjobwouldmakehermoresuccessful.Thefactory___________theriver,andthefishdied.2.Weoftenwalkinthecountryside.Itisa(n)_________activityforus.3.Donotusesomuchwater.Itisvery__________.4.Tokeeptheflowersgrowing,youneedto________themonceaday.hopefullypollutedusualwastefulwaterActivity5A_________isaboxthatyoukeepyourlunchin.lunchboxA____________isacardthatyouwriteononesideofandsendtosomeonebypost.2.A____________isaroomwhereyouhaveclassesatschool.3.A____________isabookthathasoneormorestoriesforchildren.4.A____________isablackboardthatisusedatschoolforwritingonwithchalk.classroompostcardstorybookblackboardActivity6Whatkindsofthingscanberecycled?Howcanthesethingsbereused?paper,plasticManypaperandplasticthingscanbeusedmorethanonetime.Orwecanchangethesethingsintodecorationsmadebyus.

Activity63.Howdoesthishelptheenvironment?Wedon’tneedtocutdownmoretreestomakepaperifwereusepapers.4.Haveyoueverrecycledorusedthingsthatcanberecycled?How?Ieverrecycledtousepapercup,Ijustusethemtomakesomesmalldecorationssuchaspencontainer.

Activity7(1)worriedabout(2)throwaway(3)turnoff(4)aregoodforActivity88.Listenandcheck(√)thetruesentences.ItisOKtothrowusedthingsaway.Lookingafterthemtakesalotoftime.2.Donotthrowawaythingsmadeofglass,plasticandpaper,butrecyclethemwhenpossible.3.Takeabagwhenyougoshopping.4.Producingelectricityandusingoilwillnotcausepollution.5.Turnoffthelightwhenyoudonotneedthem.6.Rideabikeorwalk,anddonotoftendriveyourcar.Activity9AdviceReasons1.Don'tthrowawaythingsmadeof

but

them.Throwingthingsawayiswasteful.2.

yourplasticbagswhenyoucanand

withyouwhenyougoshopping.Plasticbags___________recycle.3.Uselesselectricityandoilto

.4.Don'tleavelightsonand