Unit13We’retryingtosavetheearth!SectionB2a-2d教案【教學(xué)目標(biāo)】1.掌握本課時(shí)重要詞匯和短語：throwaway,putsth.togooduse,pull…down,upside等。2.能借助文章標(biāo)題和插圖對(duì)閱讀篇章內(nèi)容進(jìn)行合理的預(yù)測(cè)。3.能在閱讀中借助上下文語境和構(gòu)詞特征猜測(cè)部分詞匯的含義。4.能讀懂有關(guān)環(huán)保的文章，并從文中獲取詳細(xì)信息，完成閱讀任務(wù)。5.了解環(huán)境保護(hù)的方法，激發(fā)學(xué)生強(qiáng)烈的社會(huì)責(zé)任感和對(duì)未來發(fā)展的思考?！窘虒W(xué)重點(diǎn)及難點(diǎn)】重點(diǎn)：1.掌握并運(yùn)用本課重點(diǎn)詞匯、短語和目標(biāo)語言。2.理解rethink,reuse,recycle!的環(huán)保理念，并落實(shí)到積極的行動(dòng)之中。難點(diǎn)：學(xué)生能夠根據(jù)詞根找出衍生出的不同詞匯，并理解前綴和后綴的不同用法。【教學(xué)過程】Step1Warming-upTalkaboutthequestionsinthewholeclass.1.Whatcanwedotoprotecttheenvironment?2.Whatcanwedowithaplasticbottle?Wecanuseitto/as...3.Whatcanwedowitholdclothes?【設(shè)計(jì)意圖】通過討論問題，并激發(fā)了學(xué)生的閱讀興趣和期待，并討論廢如何物利用節(jié)約能源。Step2Pre-readingWorkon2aLookatthetitleandthepictures.Thenguessthemainideaofthepassage.Step3While-readingWorkon2b1.Readthepassageandcompletethechartbelow.2.Readthepassageagainandanswerthequestions.【設(shè)計(jì)意圖】帶著任務(wù)反復(fù)閱讀文章，有利于學(xué)生閱讀策略的形成。Step4Post-readingFillintheblankswiththecorrectformsofthephrasesinthebox.Languagepoints1.Doyouoftenthrowawaythingsyoudon’tneedanymore?throwaway扔掉，丟棄浪費(fèi)(機(jī)會(huì)、優(yōu)勢(shì)或好處)2.Haveyoueverthoughtabouthowthesethingscanactuallybeputtogooduse?putsth.togooduse好好利用3.ShelivesinahouseintheUKthatshebuiltherselfoutofrubbish.build/make...outof

用……建造/制造4.Thetopofthehouseisanoldboatturnedupsidedown.turnedupsidedown意為“被翻轉(zhuǎn)過來的；被顛倒過來的”，作后置定語修飾boat。5.Andthegateinfrontofherhouseismadeofrocksandoldglassbottles.bemadeof由……制成6.Heisknownforusingiron.beknownfor因……而著名7.Notonlycantheartbringhappinesstoothers,butitalsoshowsthatevencold,hardironcanbebroughtbacktolifewithalittlecreativity.bringback恢復(fù)；使想起；歸還notonly...but(also)...不但……而且……【設(shè)計(jì)意圖】幫助學(xué)生系統(tǒng)學(xué)習(xí)重要語言點(diǎn)。Workon2cFillintheblankswiththecorrectformsofthephrasesinthebox.【設(shè)計(jì)意圖】通過填空練習(xí)鞏固對(duì)所學(xué)語言點(diǎn)的運(yùn)用。Workon2d1.Findthewordsfromthepassagebasedonthewordsintheboxandthenwritethemdown.2.Tintroducestheterms“prefix”and“suffix”.【設(shè)計(jì)意圖】讓學(xué)生在文中找出所給詞根衍生出的不同詞匯，并系統(tǒng)講解前綴與后綴的用法。Step5Workon2eMakealistofthingsthatneedtobedonetosavetheenvironment,andthenhaveaclassdiscussioningroups.【設(shè)計(jì)意圖】引導(dǎo)學(xué)生針對(duì)拯救環(huán)境這一話題發(fā)表自己的看法，激勵(lì)學(xué)生的環(huán)保意識(shí)?！菊n堂小結(jié)】Step6SummaryKeysentences&phrases:throwaway,putsth.togooduse,pull...down,upsidedown,gate,bottle,president,inspiration,iron,work,metal,bringback,creativityKeysentences:1.Haveyoueverthoughtabouthowthesethingscanactuallybeputtogooduse?2.Notonlycantheartbringhappinesstoothers,butitalsoshowsthateventhecol