公开课九上unit2VIP免费

教学目标1.掌握本课新单词和短语。2.能初步了解构词法。3.能够读懂关于环保的文章。4.增强环境保护意识，提高保护环境的自觉性。chinan.瓷;瓷器bottlen.瓶/'tʃaɪnə//'bɒtl/dividen.分开;分隔/dɪ'vaɪd/policyn.政策;方针/'pɒləsɪ/plasticn.塑料adj.塑料的clothn.布;布料/'plæstɪk//klɒθ/reusev.再次使用;重复利用reducev.减少;减低;缩小recyclingn.回收利用/ri:'ju:z//rɪ'dju:s//ri:'saɪklɪŋ/throwaway扔掉;丢弃tonn.吨tonsof许多,很多rubbern.橡胶/tʌn//'rʌbə/rapidadj.快速的;迅速的stepn.步骤;措施/'ræpɪd//step/grandsonn.(外)孙子/'grænsʌn/granddaughtern.(外)孙女/'grændɔ:tə/Guessthewords.grandsonchinabottlegranddaughterplasticpolicyrubberstepthrowawayclothrapidn.瓷器policyv.再次使用；bottlen.瓶plasticn.塑料adj.塑料的dividev.分开chinan.政策；方针reuserepeatv.重说；重新做reducev.减少；缩小clothn.布；布料tonn.吨rubbern.橡胶rapidadj.迅速的stepn.步骤；措施grandsonn.(外)孙子granddaughtern.(外)孙女A:Whichwouldyouliketouse?Why?B:Iwouldliketo……usechinacupsbecausetheycanbeusedagain.Howwillyoudowiththerubbish?Why?I’lldividetherubbish,becauseitmaypollutetheenvironment.Whichwaysaregoodfortheenvironment?Why?Whatcanwedowiththem?changewasteintosomethingusefulTrythesequestionsandseeifyouaregreen.Trythesequestionsandseeifyouaregreen.1.Doyoutrytowalkorrideabiketoschool?(Yes/No)2.Doyoubuynewclothesjustbecausetheyaretheyaremodern?(Yes/No)3.Doyouturnoffthelightswhenyouleavetheroom?(Yes/No)4.Doyoubuydrinksinbottles?Andwhatdoyoudowiththebottleswhentheyareempty?(Yes/No)5.Doyoutakeyourownclothbagwhenshoppingandnotaskforaplasticbag?(Yes/No)6.Doyoudividethewasteintothingstorecycleandthingstothrowaway?(Yes/No)Howgreenareyou?•5Yes1NoYou’requitegreen!•4Yes2NoYoucareaboutprotectingtheenvironment.•2Yes4NoYouneedtodobetterinprotectingtheenvironment.Because、、、、HowtobegreenReduce=_______Reuse=_________Recycle=___________________Weshould…1._______foodthatyoucanfinish.2.____________thelights.3.Buythingsthatare___________.1.______________andrepairthings.2.Buysthingswhichlast________.3.Use_______cupsand_______bags.1._______rubbishintodifferentgroups.2.___________arecyclingpolicy.3._______productssuchasrecycledpaper.UselessUseagainChangesthintosthelseOrderTurnoffnecessaryLookafterlongchinaclothDivideDevelopBuyCheck(√)thesuggestionsthatarementionedinthepassage.1.Orderfoodthatyoucanfinish.2.Uselesselectricityathome.3.Learnwaystorecyclerubbish.4.Usepapercupsandpaperbags.5.Repairthings.6.Dividerubbishintodifferentgroups.7.Collectwasteorrubbishtoraisemoney.8.Burnthingstosaveenergy.Weallneedahealthyenvironment,butweproducewasteeverydayanditdoesharmtoourenvironment.Thoughweareyoung,wecanstilldosomethingtohelp.Herearesomeideas.Rememberthreewords:reduce,reuseandrecycle.Reducemeans___________....Reusemeans___________...Recyclemeans___________...Infact,eventhesimplesteverydayactivitiescanmakeadifferencetotheenvironment.Savetheenvironmentanditwillsaveyoulater.Howtoprotecttheenvironment?Tip小贴士：写作时，巧用课本上的短语和句子。可以模仿课文结构谋篇布局。Repairthingsifpossibleanddonotbuynewthings.祈使句Do…/Don’tdo…Howtobegreen?特殊句式：Itisbetterthan…Itisbettertodosth情态动词should/can/mustDon’tuseapapercuporapaperbag.Itisbettertouseachinacupsandclothbags.becausetheycanbeusedmanytimes.It’sbetterthanthrowingthingsawayorburningthem….Weshouldbuyproductssuchasrecycledpapertohelpsavetrees.节约资源，保护环境，从我们身边小事做起。假设你是一名注重“低碳”生活的中学生。请以“MyLow-carbonLife”为题写一篇70词左右的英语短文，简单描述自己的“低碳生活”。要点:1.每天步行上学；2.离开家或教室时,关灯、风扇(fan),电视等；3.及时关掉水龙头(tap),节约用水(savewater),循环使用(reuse)水;4.充分使用纸张(makefulluseof)5.使用布袋或篮子，而不是使用塑料袋。MyLow-carbonlifeI’mamiddleschoolstudent.Ihavealow-carbonlife.EverydayIwalktoschool.IturnoffthelightsandfanswhenIleavehomeorclassroom.Itrytosavewaterandmakeitreused.Ialwaysmakefulluseofthepaper.Iuseclothbagsorbasketsinsteadofplasticbags.“Nowasteandlowenergy”isthethemeoflow-carbonlife.Ithinkeventhesimplestactivitiescanmakeabigdifferencetotheenvironment.Weshoulddoourbesttoprotectourworld.Don’tthrowbottlesawaybecauseitisbettertorecyclethem.Finishtheexercisesin同步练习p73.