《分?jǐn)?shù)的初步認(rèn)識(shí)》教學(xué)設(shè)計(jì)

Unit13We’retryingtosavetheearth!SectionA1a-1cTextbookAnalysisThetopicofthisunitisenvironmentalprotection.ThecontentofthisclassisthefirstperiodofPEPGoForItGrade9Unit13We’retryingtosavetheearth!Bylearningthisclass，studentsareabletomastersomekeywords,phrasesandsentencesaboutprotectingtheenvironment.Also,itisagoodwaytoreviewthestructures:should+do;usedto+do;be+doing.Atthesametime,studentscouldlistsomemeasurestoprotecttheenvironmentandknowhowtoprotecttheenvironmentindailylives.TeachingObjectivesKnowledgeobjectives1)Mastersomekeywordsandphrases:litter,bottom,airpollution,waterpollutionetc.2)Understandsomekeysentences,like“Eventhebottomoftheriverwasfullofrubbish.”3)ReviewsomeGrammarstructureslike:should+do;usedto+doandstudentscanmasterthem.Abilityobjectives1)Developstudents’listening,speaking,readingandwritingability.2)Studentscanlistsomemeasurestoprotecttheenvironment.EmotionalObjectivesStudentsknowhowtoprotecttheenvironmentandknowtheimportanceofit.TeachingImportantPointsa.Keywordsandphrases:litter,bottom,fisherman,noisepollution,airpollution,waterpollution,landpollution.b.Keysentences:1.Eventhebottomoftheriverwasfullofrubbish.2.Itusedtobesoclean.3.Everyoneinthistownshouldplayapartincleaningitup.c.Keystructures:should+do;usedto+do;be+doing.Eg:Everyoneshouldhelptocleanuptheriver.Butitusedtobesoclean!Peoplearethrowinglitterintotheriver.TeachingDifficultPointsPracticethestructurestotalkaboutpollutionandenvironmentalprotection.TeachingmethodsTask-BasedLanguageTeachingMethod;Audio-LingualMethod;CommunicativeTeachingMethod.TeachingProceduresStep1Warmingupa.Watchavideoaboutthechangeoftheanimals’livingenvironmentbecauseofpollution.(設(shè)計(jì)意圖：播放視頻吸引學(xué)生注意力，學(xué)生初步了解當(dāng)下的環(huán)境污染問題，并意識(shí)到環(huán)境保護(hù)行動(dòng)刻不容緩，為之后的課堂教學(xué)作鋪墊。)b.FreeTalkingIsthereanypollutioninyourhometown?Tellittous.Therearealotofcarsontheroad.Theymakealotofsound.Ifeelbad.Thereistoomuchwasteintheriver.Peoplethrowlittereverywhere.（通過討論問題，打開學(xué)生思維，初步感知目標(biāo)語言，激發(fā)學(xué)生的學(xué)習(xí)興趣，引導(dǎo)學(xué)生大膽地開口說英語，提高學(xué)生的口語表達(dá)能力。）Step2NewwordslitterDon’t________yourthingsaround.bottomLiuTaotouchesthe________ofthecup.fishermanThe________iscatchingfish.coalTherearealotof________undertheground.（設(shè)計(jì)意圖：圖片呈現(xiàn)，句子挖空形式導(dǎo)入新單詞，更加生動(dòng)直觀，在語境中學(xué)習(xí)單詞符合新課程標(biāo)準(zhǔn)要求。）Step3Lead-ina.Presentpicturesofairpollution;waterpollution;noisepollution;landpollution（設(shè)計(jì)意圖：圖片導(dǎo)入本節(jié)課的主題“環(huán)境污染”，直觀形象。）b.GameMatchthefourkindsofpollutionwiththepictures.（設(shè)計(jì)意圖：知識(shí)配對(duì)游戲可以活躍課堂氣氛，調(diào)動(dòng)學(xué)生英語學(xué)習(xí)的積極性，此游戲需要學(xué)生將課件中的短語拖動(dòng)到與此相對(duì)應(yīng)圖片，能夠培養(yǎng)學(xué)生的動(dòng)手能力。）Step4ConsolidationLet’schant.Thereisalotofpollutionnow.Alotofpollutionnow.AirpollutionAirpollution;NoisepollutionNoisepollution;LandpollutionLandpollution;Let’sprotectourenvironment.Let’sprotectourenvironment.（設(shè)計(jì)意圖：通過chant形式，讓學(xué)生對(duì)所學(xué)的內(nèi)容進(jìn)行鞏固練習(xí)，由于chant形式朗朗上口，學(xué)生更好地掌握這組詞組和句型。）Step5Presentationa.Dothetask1ab.Game:Putthewordsintothebox.（設(shè)計(jì)意圖：完成課本1a部分的任務(wù)，知識(shí)分類游戲調(diào)動(dòng)學(xué)生的學(xué)習(xí)積極性，在輕松愉快的教學(xué)氛圍中完成任務(wù)并鞏固所學(xué)知識(shí)。）Step6ListeningFinish1ba.Listenandcompletethesentences.b.Listenandrepeatafterthevideo.（聽并跟讀地道的英語表達(dá)，培養(yǎng)學(xué)生的語感及引導(dǎo)學(xué)生注意語音語調(diào)。）Step7Pairworka.Read1caloud;b.Finishtheotherthreeconversations.Mark:theskyisso______.Wecanhardlyseetheblueskythesedays.Tony:Butitusedtobeso______!Mark:Yes,buttherearesomany______ontheroad.Andfactoriespollutetheairwithalotof______smoke.Tony:Everyoneinthistownshouldplayapartinmakingitclear............................................................................................................（設(shè)計(jì)意圖：輸出目標(biāo)語言，對(duì)目標(biāo)語言進(jìn)行綜合訓(xùn)練，體現(xiàn)語言的交際功能。）Step8ThinkingWhatshouldwedotosavetheearth?a.Throwrubbishintothebins.b.Turnoffthelightswhenweleavearoom.c.............................（設(shè)計(jì)意圖：頭腦風(fēng)暴，發(fā)散思維，提高學(xué)生的發(fā)散思維能力及英語口語表達(dá)能力，鼓勵(lì)學(xué)生保護(hù)環(huán)境，從生活小事做起，從點(diǎn)滴做起。）Step9AgameWhatcanwedotosavetheearth?（分組競(jìng)爭(zhēng)游戲培養(yǎng)學(xué)生的競(jìng)爭(zhēng)與合作意識(shí)，激發(fā)學(xué)生的學(xué)習(xí)熱情，調(diào)動(dòng)學(xué)生的學(xué)習(xí)積極性。）Step10Languagepointslitter1.作動(dòng)詞，亂扔Don'tlitterbooks.不要亂扔書本。2.做名詞，垃圾，不可數(shù)名詞Don'tthrowlitterhereandthere.不要到處亂扔垃圾。noisepollutionnoise噪音，可做可數(shù)名詞或者不可數(shù)名詞Thebabyissleeping.Don'tmakeanoise.這個(gè)嬰兒在休息，不要吵。辨析：noise，sound和voicenoise指噪音；sound指大自然的聲音；voice指人的聲音Eventhebottomoftheriverwasfullofrubbish.atthebottomof在...底部fromtoptobottom從上到下Thereissomethingblueatthebottomofthecup.杯子底部有些藍(lán)色的東西。Wecleanedthehousefromtoptobottom.我們從上到下打掃了房子。Howshouldtheproblembesolved?此句是含有情態(tài)動(dòng)詞的被動(dòng)語態(tài)，結(jié)構(gòu)為should+be+過去分詞，否定形式為shouldnot+be+過去分詞Ithinkteenagersshouldbeallowedtomaketheirowndecisions.我認(rèn)為青少年應(yīng)該被允許自己做決定。Everyoneinthistownshouldplayapartincleaningitup.playapartin參與，在...當(dāng)中扮演角色,后接名詞、動(dòng)詞ing形式Weshouldplayapartinallkindsofactivities.我們應(yīng)該參與各種活動(dòng)。Friendsplayapartinourlives.朋友在我們的生活中扮演了角色。【中考】我們都應(yīng)該為保護(hù)我們學(xué)校干凈盡一份力。Weallshouldplayapartinkeepingourschoolclean.（設(shè)計(jì)意圖：精講知識(shí)點(diǎn)，輔以造句進(jìn)行充足練習(xí)，使學(xué)生掌握并靈活運(yùn)用。）Step11Exercises選詞填空（設(shè)計(jì)意圖：鞏固本節(jié)課所學(xué)的重要知識(shí)點(diǎn)。）Step12SummaryWords:litter,bottom,fishermanPhrases:noisepollution;airpollution;waterpollution;thebottomof...;playapartin...;usedtodo;cleanup;closedownSentences:Everyoneshouldhelptocleanuptheriver.Eventhebottomoftheriverwasfullofrubbish.Everyoneshouldhelptocleanuptheriver.（設(shè)計(jì)意圖：總結(jié)本節(jié)課的學(xué)習(xí)內(nèi)容，讓學(xué)生對(duì)本節(jié)課的學(xué)習(xí)內(nèi)容有一個(gè)清晰的概念，以便于學(xué)生課后復(fù)習(xí)。）Step13EmotionaleducationWatchavideoLet’ssaytogether:Theearthisourhome.Toprotecttheearthistoprotectourselves.Let'ssavetheearthtogether.（設(shè)計(jì)意圖：情感升華，學(xué)生知道如何保護(hù)環(huán)境及保護(hù)環(huán)境的重要性。）Step14Homework1.Reviewthewordsandphrases.2.Listentothetapeagainandreadafterit.3.Whatkindsofpollutionarethereinyourhometown?Writethemdown.（設(shè)計(jì)意圖：溫故而知新可以為師矣，復(fù)習(xí)本節(jié)課的學(xué)習(xí)內(nèi)容；再次聽錄音并跟讀，培養(yǎng)學(xué)生的英語語感；寫下自己家鄉(xiāng)的污染，培養(yǎng)學(xué)生的觀察發(fā)現(xiàn)能力和寫作能力。）BlackboardDesignUnit13We’retryingtosavetheearth!SectionA1a-1cairpollutionairpollutionPhrases:thebottomofbefullofcleanupwritetoclosedownPhrases:thebottomofbefullofcleanupwritetoclosedownplayapartindoingsth.noisepollutionnoisepollutionpollutionpollutionwaterpollutionwaterpollutionlandpollutionlandpollutionSentences:Eventhebottomofth