高中英语 Unit 6 Earth first Section Ⅳ Developing ideas Presenting ideas教案 外研版必修第二册-外研版高一第二册英语教案VIP专享VIP免费

SectionⅣDevelopingideas&Presentingideas第一步速读——了解文章主题和段落大意速读P68－69教材课文，选择最佳答案。What'sreallygreen?A．Papershoppingbagsarebetterthanplasticones.B．Removethepowerplugsupply,anditstopsusingpower.C．Eatinglocalfoodisgoodfortheenvironment.D．It'sbettertotakeashowerthanabath.[答案]B第二步细读——把控文章关键信息细读P68－69教材课文，选择最佳答案。1.Whypeopleareadvisedtotakeareusablebag?A．Becauseplasticbagscauseenvironmentalproblems.B．Becauseplasticbagsaredifficulttoproduce.C．Becausepaperbagsareadangertowildanimals.D．Becausetheprocessofmakingpaperbagsismorecomplicated.2.What'sconnectedwithenergysaving?A．Eatinglocalfood.B．Eatingtransportfood.C．Producingfoodbyourselves.D．Usinglessenergyduringfoodproduction.3.Whatwayofthefollowingissaving?A．Tospend8minutestohaveabath.B．Totakeashowermorethan8minutes.C．Totrytotakeabathinsteadofashower.D．Tokeepyourshowerasshortaspossible.[答案]1－3ADD第三步研读——能力升华接轨高考根据P68—69教材课文，在空白处填入1个适当的单词或括号内单词的正确形式。Mostofusareawarethatwemusttakecareoftheenvironment,andthe1.majority(major)ofustakesteps2.tosave(save)energyandreducewasteandpollution.Butrecently,some“greentruths”havebeenshowntobeonlyhalftrue,oreven3.completely(complete)false.Arepapershoppingbagsbetter4.thanplasticones?Infact,bothkindsofbagsarebadfortheenvironment.So,takea5.reusable(reuse)bagwithyouwhenyougoshopping.Whenyouturnoffadevice,itstill6.uses(use)power.Tomakesureyourapplianceisinfactoff,removetheplugfromitspowersupply.7.Eating(eat)localfoodmaynotbetterfortheenvironment.Insomecases,localproducemighthaveusedmoreenergyandproducedmoregreenhousegasesthanproduce8.grown(grow)alongwayaway.It'snotsure9.whetherit'sbetterornottotakeshowerthanabath.Infact,itdepends10.onhowlongyouspendintheshowerandhowlargeyourbathis.Therefore,thekeyistokeepyourshowertimeasshortaspossible.Ⅰ.单词拼写根据汉语或首字母提示，写出下列单词。1.Butfalse(虚假)hopeisworsethannohopeatall.2.Theinterruptionofelectricity(电)madeusunabletodoanything.3．Heleaked(泄露)thenewsoftheambassador'svisit.4.Yourinformationislargeinamount(数量)butpoorinquality.5.PleaseremoveyourbagfromtheseatsothatIcansitdown.6.Thetechnicianswhomwemetyesterdayhadworkedoutanewdevice．7.Heissoconcernedabouthisson'ssafety.8.Honestyandhardworkcontributetosuccessandhappiness.Ⅱ.拓展词汇根据词性和汉语提示，写出下列单词。1．electricadj.电的；电动的；带电的→electricityn．电→electricaladj.电的；与电有关的→electriciann．电工2．removev．移走，搬走，去掉→removaln．移动；搬迁；除去3．concernv.&n.关心；担心→concernedadj.焦急的，担忧的→concerningprep.关于，涉及4．contributev．促成，造成(某事发生)→contributionn．贡献；捐款(赠)；投稿Ⅲ.补全短语根据提示补全下列短语。1．themajorityof大多数2．takestepstodosth.采取措施做……3．mistake...for...把……误认为……4．breakdown分解；发生故障；失败；衰弱5．turnoff关上6．insomecases在某些情况下7．take...intoaccount把……考虑进去8．dependon依赖，依靠Ⅳ.选词填空选用上述短语的适当形式填空。1．Insomecases,thisisnotevenanoptionworthconsidering.2．PeopleoftenmistakemeformysisterLily.3．Themachinemustbreakdownatthisbusyhour.4．Wehavetoturnoffthemotorofthecarwhilegasisbeingputin.5．Alllivingthingsdependonthesunfortheirgrowth.6．Onemusttaketheaudienceintoaccountwhenmakingspeeches.背教材原句记句式结构仿写促落实1.Ittakeshundredsofyearsforplastictobreakdown,...