《實用機電英語（第二版）》教案1-2課程名稱實用機電英語授課專業機電專業授課班級課題名稱Unit7Areyouskilledatwiring?授課課型聽說授課教師授課學時2授課地點授課日期教學內容分析第七單元《Unit7Areyouskilledatwiring?》的總任務是作為電工能看懂電路圖。單元共計4課時，其中聽說課2課時，讀寫課2課時。本課是第一單元的聽說課，內容包括：lead-in，Listening&Speaking,Roleplay，覆蓋了教材中的Activity1-4，旨在讓學生了解和掌握國際電工委員會標準下的電線絕緣層的顏色標準、電路圖中電器元件的名稱、以及簡單電路圖的描述和表達。教學目標知識目標Identifywordsandexpressionsrelatedtoelectricalcomponents:circuitsymbol,voltmeter,ACsource,DCpower,bulb,ammeter,protectiveearth,etc.2.Understandthesentencesrelatedtodescribingawiringdiagram:Iamgoingtoinstallalightforthemeetingroom.Whatdoesthissymbolmean?Isupposeitmeans“anACSource”.WhatcolorisitfortheprotectiveearthaccordingtoIECcolorcodes?ThelabelisPE.能力目標RecognizethecoloroftheconductorsaboutIECwiringcodes.Tobeabletotalkinganddescribingawiringdiagram,especiallytalkingaboutsomelabels.素養目標Studentswillbeabletoexpresssomethingexactlywiththespiritofstrivingforexcellence.Studentgetfamiliarwithandfollowtheindustrystandards.教學重點Thesentencesrelatedtodescribingawiringdiagram.教學難點Talkanddescribingawiringdiagram,especiallytalkingaboutsomelabels.教學方法Task-basedlanguageteachingmethod教學手段Multimedia,textbook,教學環境○文本素材●實物展示●PPT幻燈片●音頻素材●視頻素材○動畫素材●圖形/圖像素材●網絡資源○其他教學設計Step1Assignthetask(10’)Lead-inTheteachershowsavideoaboutaneatelectricalwiringinabighousefromaGermanyelectrician,andasktwoquestions:Whatisthevideoabout?Whatdoyouthinkofthiswiring?Theteacherintroducesunittopic:“Areyouskilledatwiring?”【設計意圖】激發學生興趣，導入新課，引出電路圖和布線的主題。Theteachershowsapictureoftwoelectricianworkinginadistributionroomandsetthetask:Youareaninternworkinginthedistributionroom.Themanagerofmaintenancedepartmentaskedyoutocheckthecircuit.Youneedtofinishthetaskwithyoupartner.【設計意圖】布置任務，明確本課學習目標。Step2Analyzethetask(20’)Theteacherraisesaquestion:Howcanyoufinishthetask?Whatpreparationdoyouneedtomakebeforefinishingthetask?Guidestudentstodiscussingroupandcombthroughinformationwithamindmap.Summarizestudents’ideas:ReadthewiringdiagramUnderstandthecomponentsinthediagramCheckthewiringstepbystepaccordingtothediagram.【設計意圖】激活學生舊知，培養學生思考解決問題的能力，引出詞匯和句型學習。Attackvocabulary:Askstudentstorecognizethecoloroftheconductorsandgettoknowthemeaningofdifferentcolors.Showsomepicturesofcomponentsinthewiringdiagramandaskstudentstodomatchexercise:acircuitsymbol,awiringdiagram,alabel,alightbulb,anammeter,protectiveearth,neutral,line,livewire…Askstudentstoexpress:PictureAisa…that/for…(PictureBisalabelfortheprotectiveground.)【設計意圖】消化本課生詞，通過詞匯配對游戲了解學生朗讀和認識單詞的情況，并將詞匯運用到句子中。3.Attackkeysentencestructures:Firstlistening:askstudentstolistentothedialogueandgettoknowtheroughidea.Askstudentstoanswerthequestions:Wheredoesthedialoguetakeplace?Whataretheytalkingabout?Possibleanswer:Inadistributionroom.Theyaretalkingaboutsymbolsinthewiringdiagram.【設計意圖】通過聽對話，獲取對話的主要信息。Secondlistening:askstudentstolistentothedialogueagainandanswersomequestionsaboutdetails:WhatdoesLiuMinggoingtodo?Whatsymbolsarementionedinthedialogue?Whatcolorisforprotectiveearth?Possibleanswer:Heisgoingtoinstallalightforthemeetingroom.Avoltmeter,anACSource,aDCPowerSupply.Itisgreen-yellow.【設計意圖】通過聽對話，獲取對話的細節信息。Thirdlistening:askstudentstoreaddialoguefollowingtherecord.Theteacherexplainssomekeysentences:I’mreadingawiringdiagram.I’mgoingtoinstallalightforthemeetingroom.Whatdoesthissymbolmean?Itmeans“avoltmeter”Doesitmean“aDCPowerSupply”?Whatisthelabel?【設計意圖】通過聽對話，跟讀練習，學生掌握重點詞匯的讀音和重點句型的含義。4.ReadaloudthedialogueAskstudentstoreadaloudthedialogue.【設計意圖】通過大聲朗讀對話，幫助學生鞏固電路圖中的電器元件的詞匯和描述電路圖標志的句型。Step3Carryoutthetask（30'）Askstudentstosummarizesentencesaboutdescribeawiringdiagram.Whatdoesthissymbolmean?/Doesitmean…?/Whatisthelabel?Itmeans…/Itstandsfor…/Isuppose…【設計意圖】通過提煉和拓展描述電路圖的句子，使學生能夠在閱讀到電器元件時詢問或者掌握其表達。Helpstudentsgettoknowmoresymbolsinawiringdiagram.alightbulb,anammeter,protectiveearth,neutral,line,singlephaseetc.Askstudentstotrytodescribeawiringdiagramwithpartneraccordingtothegivendiagram,givenwordsandgivenstructures.Situation:Youareaninternworkinginthedistributionroom.Themanagerofmaintenancedepartmentaskedyoutocheckthecircuit.Youarediscussingawiringdiagramwithyourpartner,especiallythenameofelectricalcomponents,colorsofwiresandfunctions.【設計意圖】通過角色扮演，談論電路圖中元器件的名稱、線路顏色和他們的功能，鞏固重點詞匯和句型，為描述電路圖做準備。Step4Presentandevaluate(25’)1.Showtheevaluationformtothestudents.【設計意圖】學生明確評價目標，能以目標為導向做展示準備。2.Askstudentstogivepresentationsingroups.Studentscarryoutself-evaluationsandalsomakeevaluationsforothers.【設計意圖】學生通過展示獲取設備維修的經驗和表達，通過自評和他評審視不足，通過反思取得進步。評價項目評價內容權重得分詢問電路問題1.語音語調準確流暢102.清晰詢問電路的標志和功能203.清晰的描述部件20提出解決方案1.語音語調準確流暢102.能給出正確部件名稱和功能20交流禮儀著裝合規，講文明懂禮貌20合計Step5Extensiontask(5’)Improvetheirexpressionanddialogueafterclass.MakevideosanduploadtoWechat.【設計意圖】通過拓展任務改進談論電路元件和電線對話，進一步夯實本課所學。評價量表○行為表現○課堂作業○測驗測試●制作作品○其他《實用機電英語（第二版）》教案1-2課程名稱實用機電英語授課專業機電專業授課班級課題名稱Unit7Areyouskilledatwiring?授課課型讀寫授課教師授課學時2授課地點授課日期教學內容分析第七單元《Unit7Areyouskilledatwiring?》的總任務是作為電工能看懂電路圖的英文介紹，并能介紹簡單的電路圖。單元共計4課時，其中聽說課2課時，讀寫課2課時。本課是第七單元的讀寫課，內容包括：電線顏色和含義的識別（閱讀準備部分1）、電路圖電器元件的表達（閱讀準備部分2）、電路圖描述的文章（reading部分）、練習部分。旨在通過對電路圖組成部分的學習，讓學生讀懂電路圖的介紹。教學目標知識目標GettoknowthekeywordsrelatedtoWiringColorCodes,componentsinawiringdiagram:protectiveearth,neutral,line,thepowersource,load,conductors,switch,fuseetc.2.Gettoknowthesentencestructureofintroducingacompoundcircuitdiagram:Wiringsystemscanbeconnectedupas“parallel”or“series”circuits,orcombinationsofeach.Theheaterandswitchareconnected“inseries”.Thisisaseriesparallelcombination,orcompoundcircuit.能力目標1.Tobeabletounderstandthepassageaboutcompoundcircuitdiagram2.Tobeabletodescribeacompoundcircuitaccordingtoawiringdiagram.素養目標Studentswillbeabletoworkconscientiouslyandseriously.教學重點keywordsandsentencestructurerelatedtoWiringColorCodes,componentsinawiringdiagram教學難點understandthepassageaboutcompoundcircuitdiagramanddescribeacompoundcircuit教學方法Task-basedlanguageteachingmethod教學手段Multimedia,textbook,教學環境○文本素材●實物展示●PPT幻燈片●音頻素材●視頻素材○動畫素材●圖形/圖像素材●網絡資源○其他教學設計Step1Assignthetask(5’)Showthestudentsawiringdiagramandintroducethesituation:Situation:Youareaninternworkinginthedistributionroom.Youarecheckingthecircuitaccordingtoawiringdiagramwithyourpartner.Youneedtodescribethecompoundcircuitdiagram,includingcomponents,wiresandconnection.Askstudentstothinkandanswerthequestion:Howcanwedescribethecompoundcircuitdiagram?Howmanystepscanweuse?【設計意圖】激發學生興趣，導入新課，引出描述電路圖的話題。2.Assignthetask:Describeacompoundcircuitdiagram.【設計意圖】布置任務，明確本課學習目標。Step2Analyzethetask(20’)Theteacherraisesaquestion:Whatisacircuitdiagrammadeupof?HowdoesaWiringsystemconnect?Guidestudentstothinkabouthowtofinishthetaskbydrawingamindmap.Summarizestudents’ideas:ComponentsofCircuitDiagram,suchasbattery/power,load,conductor,switch,wirejoint,ElectricBulb,Resistor,Voltmeter并聯電路和串聯電路（“parallel”or“series”）【設計意圖】激活學生舊知，培養學生思考解決問題的能力，將描述電路圖分解成電路元件、電線規格、連接方式等部分。Step3Carryoutthetask（30'）1.AttacktheWiringColorCodes.ShowaformofIECwiringcolorcodesforACbranchcircuitsandaskstudentstogettoknowthefunction,label,andIECcolor.FunctionLabelIECColorprotectiveearthPEgreen-yellowneutralNblueline,singlephaseLbrownline,1-phaseL1brownline,2-phaseL2blackline,3-phaseL3greyAskstudentsseveralquestionsabouteWiringColorCodes:WhatdoesPEstandfor?Whatcolorisusedforthe“protectiveearth”wire?Whatcolorisusedfortheneutralline?Whatcolorisusedforasinglephaselinewire?Whatcolorisusedfora2-phase(L2)linewire?Whatcolorisusedfora3-phase(L3)linewire?AskstudenttodrawapicturetohelpthemselvesrememberWiringColorCodes.【設計意圖】了解閱讀電路圖的第一個步驟：掌握電線顏色和對應的名稱和功能。為進一步讀懂電路圖奠定基礎。2.Learnthepassageofasimplecircuit.AskStudentstoreadthecircuitandthepassageofdescription.Studentswilllearnthenameofcomponentsinthecircuit.Guidestudentstofocusonthecomponents.Thepowersource,load,andconductorsOthercomponents:battery/power,load,conductor,switch,wirejoint,ElectricBulb,Resistor,Voltmeter【設計意圖】通過閱讀，掌握電路原件的標識和英文表達，為下面完成電路圖的介紹閱讀打下基礎。3.Readingcomprehension:Firstread:Askstudentstoreadthepassageandcolorthewiresinthediagram.Colors:red,black,white,supplylineSecondread:Askstudentstoreadthepassageaboutacompoundcircuitdiagram,findoutandunderlinethecircuitcomponentsinthepassage.Matchthewordswiththelabels.Words:heater,switch,fanmotor,sourceThirdread:Askstudentstoreadthepassageandanswersomequestions:Question:Whataretypesofconnectioninacircuit?Whichcomponentsareconnectedinseries?Whichcomponentsareconnectedinparallel?Whatcomponentsdoestheswitchcontrol?Possibleanswer:Wiringsystemscanbeconnectedupas“parallel”or“series“circuitsTheheaterandswitchareconnected“inseries”.Thefanmotorisconnected“inparallel”withothercomponents.Theswitchcontrolsonlytheheatingelement,notthefan.Fourthre