外研版九年级英语上册 （Repeat these three words dailyreduce reuse and recycle）Save our world 教学课件

Module12SaveourworldUnit2Repeatthesethreewordsdaily:reduce,reuseandrecycle.

学习目标能够在语境中理解并掌握下列词汇：plastic,cloth,china,divide,rapid,grandson,granddaughter.能够根据所学知识，明确保护环境我们应该做什么及不该做什么。能够利用构词法理解生词reuse，recycle，grandson等词的含义。能够简单介绍环保措施，为保护环境提供建议及解释原因。能够在一定程度上增强环保意识，从我做起，从身边做起，从小事做起，逐渐养成环保的习惯。Saywhichwaysaregoodforenvironment.plasticbagsclothbagsQ:Whenyoushop,plasticbagsorclothbags?Q:Whenyoueat,disposablefoodboxesorbowlsmadeofchina?disposablefoodboxesbowlsmadeofchinaQ:Whenyoudroplitter,dividethemintodifferentkindsorthrowthemtogether?dividethemintodifferentkindsthrowthemtogetherQ:Whenyouprintsomthing,useitononesideoronbothsides?

ononesideonbothsideschinadividenecessaryplasticpolicyreuseFreetalk:Whatsuggestionsdoyouthinkthepassagewillmake?Part1(para.____)Part2(para._____)Part3(para.____)Howcanwebegreen?Howgreenareyou?Whyshouldwebegreen?Matchthemainideawitheachpartanddividethepassageintothreeparts.Fast-reading12-56Howgreenareyou?WalkingorridingtoschoolYes:+1,No:+0BuyingnewclothesjustbecausetheyaremodernYes:+0,No:+1TurningofflightswhenleavingYes:+1,No:+0TakingyourownbagswhenshoppingYes:+1,No:+0BuyingdrinksinbottlesYes:+0,No:+1DividingwasteintothingsusefulandthingsuselessYes:+1,No:+0Part1:Howgreenareyou?Whoselifeisgreen?4or5points:Congratulations!Youareagreenstudent!keepdoingit!2or3points:Youarepartofgreen.Pleasetryharder!0or1points:Youarenotgreenenough.Followthegoodexample!Youcandoit!Reducemeans“______________”.Reusemeans“________________”.Recyclemeans“_________________________________”.uselessuseagainchangethingsintosometingelsetobereusedFindoutthemeaningsof“reduce,reuseandrecycle”.Part2:Howcanyoubegreen?“re“是前缀，意思是“再，重复”，use是词根，意思是“使用”

派生词(derivative)：通过在词根前面加前缀或词根后面加后缀构成一个新词。WeshouldWeshouldn’treasonwastethings3._______morefoodthanyoucanfinish.1._________thelightswhenyoudonotneedthem.buyanythingthatisnot2.___________.This4.______moneyandcauses5.________pollution.InordertoreduceturnoffnecessaryordersaveslessEarthhour“CleanPlateCampaign”光盘行动EarthHourisanevent.

Peopleallaroundtheworldturnoffthelightsforanhour.WeshouldWeshouldn'tReasonusethingsfor1.________________2._________themifpossible.use3.______cupsand4.______bags.5.________brokenthingsawayandbuynewones.use6._____cupsor7._______bags.Becausetheycanbe8._______manytimes.Inordertoreuse:aslongaspossiblerepairchinacloththrowpaperpaperusedweshouldavoidusingdisposableproducts.(一次性产品)VS1.beusedonlyonce2.moreresources(资源)towaste3.moretreestocutdown4.behardtodealwith5.beharmfultoourhealth6.pollutetheearthandwaterWhatarethedisadvantagesofdisposableproducts?(一次性产品)WeshouldWeshouldn'tReasonmakeachange.dividetherubbishinto1.______,2._______,paperand3.________.developarecycling4._________forthewholecommunity.Buyproductssuchas5.___________papertohelpsavetrees.Althoughittakes8.________tochangethingsintosomethingelse,itis9.______thanthrowingthemawayorburningthem.Inordertorecycle:6.______thingsawayor7.______them.throwburnbetterenergyplasticglassrubberpolicyrecycledOurcommunitydividetherubbishintorecyclablewaste,harmfulwaste,kitchenwasteandotherwaste.Part3:Whyshouldwebegreen?Wecannothopeforrapidchange,butlet’stakethesesimplestepstodaysothatwewillsavetheworldforourgrandsonsandgranddaughterstomorrow.1.“rapidchange”means:changinginashortperiodoftimeB.changinginalongperiodoftime2.Whatdoes“thesesimplesteps”referto?3.Guessthemeaningof“grandsonsandgranddaughters”,accordingtothewords“grandfatherandgrandmother”Reduce,reuseandrecycle.grand：宏伟的，大的，长一辈的例如：grandfather,grandparents后又有了”低一辈“的含义，如grandson，granddaughter汉语中也有类似用法，”老年人”意为“年龄大“，“老闺女”意为“年龄最小的闺女”

合成词（compound)：将两个或两个以上独立且语义不同的单词组合在一起构成新词。例如：afternoon,blackboard，newspaper等。

Whatotherexamplescanyouremember?compounds合成词sportsmansportspersonclassmatetextbooknortheastafternoonblackboardnewspaperFutherThinkingQ:Howcanwemakeachangeinourdailylife?Pleasediscussinpairsandgivespecificexamples.Possibleanswers:1.

Reduce:trytoproducelessrubbish.(Don’tuseplasticbags;Don’tusedisposableproducts)2.Reuse:usethingsforaslongaspossible.(Usechinacupsandbowls;Usepaperonbothsides)3.Recycle:dividetherubbishproperlythem.(Beforethrowingtherubbish,dividethemintorecyclablewaste,harmfulwaste,kitchenwasteandotherwasteatathome)Group

Speaking

为响应我市全面创建国家卫生城市的号召，我校拟举办一次以“绿色校园，健康生活”为主题的英文演讲比赛，内容提示

:(1）具体可行的建议（2）该建议的原因。请以小组为单位进行讨论，为演讲比赛做准备。saveelectricitysavewaterrefusetouseplasticbagsdividetherubbishproperlyTo

protect

the

environment,

starts

from

me.HomeworkChooseatleastoneactivityfromeachrow.Check(√)theactivitiesyouchoose.Listentothetapeandrea