Unit-13-We-are-trying-to-save-the-earth!教案及练习题

Unit13Wearetryingtosavetheearth!教案及练习题Unit13e’retringtsavetheearth!一、教学目标：1语言知识目标基本词汇：litter,advantage,btt,fisheran,al,ugl,st,den,plasti,taeaa,bin,shar,fin,ethd,ruelHarful,hain,esste,industr,la,sientifi,affrd,reusable,transprtatin,rele,napin,upside,gate,bttle,president,inspiratin,irn,r,etal,reativit,基本词组：beharfult,atthetp(fsth),taepartin,turnff,taeatin,thraa,putsthtgduse,pull…dn,bringba基本句型：e’retringtsavetheearth!TheriverusedtbesleanTheairisbadlpllutedNsientifistudieshaveshedthatsharfinsaregdfrhealtheshuldhelpsavetheshars2技能目标:能正确运用现在进行时，现在完成时，被动语态，情态动词和usedt句型。3情感目标:有环境危机意识，学会关注环境保护环境。二、教学重难点：1教学重点：（1）能正确运用现在进行时，现在完成时，被动语态，情态动词和usedt句型。（2）保护环境的措施方法。2教学难点：能正确运用现在进行时，现在完成时，被动语态，情态动词和usedt句型。三、教学步骤:SetinA1(1a-2d)IPresentatinShthepitureftheearthandtellstudentstheearthispllutednFrexaple:(1)Thefatriesthatburnalpllutetheairithaltfblase(2)Fatriesputasteinttheriver(3)Pepleshuldthraalitterinthebin(4)TherearerearsntheradIILearningHereareserdsrelatedtdifferentindsfpllutinritetheinthebxbelThenaddrerdsludusiarsrubbishplaneslitteringshipsfatriessingbuildinghusesbilephnesnisepllutinairpllutinaterpllutin________________________________________________________________________________________________________________________________________________es:nisepllutinludusiplanesbilephnesbuildinghusesairpllutinfatriessingarsbuildinghusesaterpllutinshipsrubbishlitteringfatriesIIIListening11bListenandpletethesenteneshatastheprble?Theriveras_____________Eventhebtt(底部)ftheriverasfullf________Thereerenre______frfisheren(渔民)tathhatausedtheprble?Peplearethring_______inttheriverFatriesareputting______inttheriverHshuldtheprblebeslved?eshuldritetthe____________andasthet___________thefatriesEverneshuldhelpt__________theriveres:realldirtrubbishfishlitterastegvernentlsednleanup2Listenagainandhe(√)thesentenesuhear1)euldgfishingintheriver2)Theriverasrealldirt3)Theriverhasalasbeentheniestriverinthistn4)eshuldastheteahersfrhelpes:23IVPratie1Rle-plathenversatinin1ar:TheriverasdirtEventhebttftheriverasfullfrubbishTn:Butitusedtbeslean!ar:es,butpeplearethringlitterinttheriverTn:Everneinthistnshuldplaapartinleaningitup!2aenversatinsusingthepllutinin1aA:TheriverhasalasbeentheniestriverinthistnB:es,itusedtbesleanA:ButIastherelasteeendandtheriverasrealldirtB:hatausedtheprble?A:PeplearethringlitterinttheriverB:hatshulded?A:FatriesarealsputtingasteinttheriverB:es,everneinthistnshuldplaapartA:eshuldritetthegvernentandasthetlsednthefatriesB:hatelseaned?A:EverneshuldhelptleanuptheriverVLanguagepints1e’retringtsavetheearth!我们正在竭尽全力拯救地球!trtd=trne’sbesttd努力去做某事。egEverstudentshuldtrtstudhardinrdertstudinauniversit为了进入大学学习，每个学生都应该努力学习。2Hereareserdsrelatedtdifferentindsfpllutinberelatedt与…有关egIantrelatedthiinana我和他无任何关系。3Everneinthistnshuldplaapartinleaningitup!plaapartin在……方面起作用egAgddietplasalargepartinhelpingpeplelivelnger健康的饮食在帮助人们长寿方面起着非常大的作用。plaapart在……中扮演角色egHeasinvitedtplaapartinthisTVpla他被邀请参加这个电视剧的演出。4Eventhebttftheriverasfullfrubbishes,butpeplearethringlitterinttheriverlitter和rubbish都可指“垃圾”，用作不可数名词。rubbish指“没用的东西(被扔或将要丢弃的无用的东西)”不可回收。litter指“(室内或公共场所)乱扔的废物(纸屑、不要的包装纸、废瓶等)”还可回收egThrtherubbishut把垃圾扔出去。Therisfullfrubbish房间里堆满了垃圾。Piupurlitterafterapini野餐后将废弃物收拾好。VIListening12aListenttheintervieirletheindsfpllutinthatasnandSusantalabutAlandpllutinBairpllutinnisepllutinDaterpllutines:BA22bListenagainandpletethesentenes1)Theairisbadlpllutedbeausethereare___________ntheradthesedas2)Fatriesthatburnalals________theairithaltfblase3)ThereisalstuhrubbishandastePeple_________________thingseverda4)Peplearealslitteringin______________lieparsThisisturningbeautifulplaesintugl(丑陋)neses:rearspllutearethringaapubliplaes3Listenandanserthequestins1)histheintervieertalingt?2)hatarethetaling?3)hattherprblesdthesee?es:SusanandasnTheenvirnentalprblesThere’stuhrubbishandasteinthestreetsVIIPratie(2)Usetheinfratinin2aand2btrle-planversatinsbeteenasnandSusanasn:TheairhasbeereallpllutedarundhereI’gettingverrriedSusan:es,Iusedtbeabletseestarsinthesasn:Theprbleisthat…VIIIDisussinAsstudentshateshulddtsavetheearthHelpstudentsanser,turnffthelightshenuleavear;stpridinginars;stpusingpapertelsrnapins;relebsandpaperIXReading1Read2dandpletethehartPrblesSlvingprblesairpllutinastepllutinden(木头的)hpstisrplastifrsrubbish2Rle-plathenversatinIntervieer:asnandSusan,hatareurideasfrslvingtheseprbles?asn:ell,tutdnairpllutin,eshuldtaethebusrsubainsteadfdrivingSusan:eah,rrideabieTherearetheradvantages(优点)fbieridingIt’sgdfrhealthanditdesn’tst(花费)anthing!Intervieer:Greatideas!hatabutastepllutin?Susan:,IthinsiplethingsliebringingabagtgshppinganhelpIstarteddingthataearagasn:e,tAls,Inevertaedenhpstisrplasti(塑料)frshenIbutaeaa(外卖食品)fdIusethenesatheSusan:AndreebertthrrubbishinthebinsandeeppubliplaesleanandbeautifulfreverneIntervieer:Stgether,uratinsanaeadiffereneandleadtabetterfuture!XSuarandlanguagepints1Thisisturningbeautifulplaesintuglnesturn…int…把……变成……egTheirainseeedlietturnintsn渐渐地冻雨又变成雪花的模样。2It’sgdfrhealthanditdesn’tstanthing!stv花费；使付出指花费金钱，主语通常是物。st的过去式和过去分词均为st。egTheneshirtstrang200uan王先生花了200元买了新衬衫。Huhdesthenep