Unit13We’retryingtosavetheearth

第一課時(shí)(SectionA)1a-2d展標(biāo)（1'）

1、通過(guò)觀察圖片了解各種污染方式2、通過(guò)聽(tīng)力訓(xùn)練及2d掌握環(huán)境保護(hù)作文

的寫法攻標(biāo)(8')：1、通過(guò)觀察圖片了解各種污染方式2、課本1awaterpollutionnoisepollutionproblemsairpollutionnoisepollutionnoise/airpollutionairpollutionwaterpollutionHerearesomewordsrelatedtodifferentkindsofpollution.Writethemintheboxbelow.Thenaddmorewords.1aloudmusiccarsrubbishplaneslitteringshipsfactoriessmokingbuildinghousesmobilephoneslitterv.

亂扔n.

垃圾；廢棄物rubbishn.

垃圾；廢棄物litter作不可數(shù)名詞，意為“垃圾；廢棄物”。litter和rubbish都可指“垃圾”，用作不可數(shù)名詞。rubbish指“沒(méi)用的東西(被扔或?qū)⒁獊G棄的無(wú)用的東西)”不可回收。litter指“(室內(nèi)或公共場(chǎng)所)亂扔的廢物(紙屑、不要的包裝紙、廢瓶等)”還可回收。eg:

Therewillbefinesforpeoplewhodroplitter.

亂扔垃圾的人將被罰款。

Theroomisfullofrubbish.房間里堆滿了垃圾。noisepollution________________________________________________airpollution____________________________________________waterpollution________________________________________________loudmusicplanesmobilephonesfactoriescarssmokingshipsfactorieslitteringrubbishbuildinghousesbuildinghousesloudmusiccarsrubbishplaneslitteringshipsfactoriessmokingbuildinghousesmobilephones

machines/crowds…burning/chemicalmaterials…industrialwaste…評(píng)標(biāo)(10')：智P97-98

題一題二

題三回標(biāo)（2'）：小結(jié)：各類污染及生詞（1）noisepollutionv.pollute（2）airpollution（3）waterpollution（4）rubbish/litter學(xué)習(xí)目標(biāo)二：2、通過(guò)聽(tīng)力訓(xùn)練掌握環(huán)境保護(hù)作文

的寫法攻標(biāo)：課本1b-2bPredictwhatTonyandMarkaretalkingaboutaccordingtothechart.Predicttheanswersbeforelistening.Pre-listeningWhatwastheproblem?Theriverwas___________.Eventhebottomoftheriverwasfullof_________.Therewerenomore____________forfishermentocatch.Whatcausedtheproblem?Peoplearethrowing______________intotheriver.Factoriesareputting______________intotheriver.Howshouldtheproblembesolved?Weshouldwritetothe_____________andaskthemto_____________thefactories.Everyoneshouldhelpto_____________theriver.請(qǐng)認(rèn)真閱讀句子，分析每空應(yīng)填詞性，預(yù)測(cè)所填內(nèi)容n.

底部；最下部反義詞是top(頂端；頂部)fisherman

n.漁民；釣魚的人Listenandcompletethesentences.1bWhatwastheproblem?Theriverwas___________.Eventhebottomoftheriverwasfullof_________.Therewerenomore____________forfishermentocatch.Whatcausedtheproblem?Peoplearethrowing______________intotheriver.Factoriesareputting______________intotheriver.Howshouldtheproblembesolved?Weshouldwritetothe_____________andaskthemto_____________thefactories.Everyoneshouldhelpto_____________theriver.reallydirtyrubbishfishlitterwastegovernmentclosedowncleanupTonywantstogo_________intheriverwithMarkthisafternoon.ButMarkdoesn’twanttogo,_______hewenttherelastweekendandtheriverwasreally______.Eventhe______oftheriverwasfullof_______,andtherewerenomorefishforfishermento_______.Tonythinkstheriverusedtobeso______.Ithasalwaysbeenthe_______(nice)riverinthistown.MarktellsTonythatpeoplearethrowing_____(垃圾）intotheriver.Factoriesarealsoputting_____(廢氣物)intotheriver.Theydecidetowritetothe__________(政府）andhopethatitcould_________(關(guān)閉）thefactories.Theyalsothinkthateveryoneshouldhelpto________(清理)theriverand__________(發(fā)揮作用）inprotectingtheenvironment.Retelltheconversation.swimmingbecausedirtybottomrubbishcatchcleannicestlitterwastegovernmentclosedowncleanupplayapart現(xiàn)象-原因-解決措施Role-playtheconversation.Thenmakeyourownconversationsaboutthekindsofpollutionin1a.1cMark:Theriverwasdirty.Eventhebottomoftheriverwasfullofrubbish.Tony:

Butitusedtobesoclean!Mark:Yes,butpeoplearethrowinglitterintotheriver.Tony:Everyoneinthistownshouldplayapartincleaningitup!參與……；在……方面起作用；在……中扮演角色problemsolutioncauseListentotheinterview.CirclethekindsofpollutionthatJasonandSusantalkabout.2aA.landpollutionB.airpollutionC.noisepollutionD.waterpollution2bListenagainandcompletethesentences.1.Theairisbadlypollutedbecausethereare_____________ontheroadthesedays.2.Factoriesthatburncoalalso___________theairwithalotofblacksmoke.3.Thereisalsotoomuchrubbishandwaste.People________________thingseveryday.4.Peoplearealsolitteringin________________likeparks.Thisisturningbeautifulparksintouglyones.morecarspollutearethrowingawaypublicplaces評(píng)標(biāo)(15')：課本P2c-2d找出解決措施

Usetheinformationin2aand2btorole-playconversationsbetweenJasonandSusan.Theairhasbecomereallypollutedaroundhere.I’mgettingveryworried.Yes,Iusedtobeabletoseestarsinthesky.Theproblemisthat...2c2d解決措施airpollution--weshouldtakethebusorsubwayinsteadofdriving.wastepollution--wecanbringabagtogoshopping/wenevertakewoodenchopsticksorplasticforkswhenwebuytakewayfood.weshouldthrowrubbishinthebinsandkeeppublicplacescleanandbeautifulending--ouractionscanmakeadifferencesandleadtoabetterfuture!回標(biāo)（2'）：小結(jié)：環(huán)境保護(hù)作文的的寫法Keyexpressions:Words:litt