高二英语十三单元课件 人教版 课件VIP免费

ThepropertiesofwaterHuiHuaMiddleSchoolMadebyCuiZhi说课稿结构•Partone:Theteachingmaterial•Parttwo:Teachingmethods,learningguidanceandaids•Partthree:Teachingprocedures:•Partfour:CommentsandevaluationPartone:Theteachingmaterial•A.contentsandstatusoftheteachingmaterialUnit13isaboutwater,soalltheteachingmaterialschosenareaboutwater.Thislessondescribesthepropertiesofwater,suchasitschemicalstructure,density,heatcapacityetc.Asareadingpassage,itplaysanimportantpartinthisunit,forreadingisoneofthefourskillsthatthestudentsshouldhave.Inthisreadingpassage,theteachershouldhelpthestudentsgetsomeknowledgeaboutthepropertiesofwater.Meanwhile,thestudentsarerequiredtoimprovetheirreadingskillsbyskimming,scanninganddoingdifferentkindsofexercises•1.knowledgegoals•words:cube,property,range,medium,relatively,dissolve,pure,relationship,mass,absorb,bottom,•phrases:alltheway,thatis,addto,mixwith,•takeadvantangeof,managetodo•sentences:•1)butthewaythewatermoleculeisformedgiveswateritsuniqueproperties.•2)Withtherightkindofbody,itispossibletofloataroundintheoceanandletthewaterdothework.B.teachingaimsanddemandsB.teachingaimsanddemands•2.abilitygoals•1)improvethestudents’readingability•2)teachthestudentshowtograspthemain•ideaofthetext••3.emotionalgoals•Enablethestudentstorealizethatitisimportant•toprotectandsavethewateronourplanet.c.teachingimportantpoints•1)developthestudents’readingskills,eg,howtofindthetopicsentenceofeachparagraph.•2)enablethestudentstograsptheabovevocabulariesandsentencepatterns•3)improvethestudents’awarenessofsavingwaterD.teachingdifficultpoints•HowtomakethestudentsunderstandthereadingpassagebetterParttwo:Teachingmethods,learningguidanceandaids•A.teachingmethods1.multimediamethodtoarousetheSs’interests2.skimming,scanning,task-basedmethodtoimpovethestudents’readingskills3.student-centeredmethodtomotivatethestudents’activeness4.success-experiencingmethodtoencouragetheSsandmakethemfeelthejoyofsuccessB.studyingways•learningthroughcooperation•learningthroughcommunication•learningthroughpracticeC.teachingaids•themultimedia,•therecorder.PartthreeTeachingprocedures:•Step1.lead-in(4minutes)•Showsomepicturestoletthestudentssaysomethingaboutwater.andaskthestudentstotakealittlequizaboutwater(toarousetheSs’interestsanddrawtheirattentiontothefollowingtext)Theearthrevision44Theusageofwaterentertainment•WatercanbeusedforagricultureThedalianofchina•transportQuiztime:1.Upto_______ofthehumanbodyiswater.A.60%B.65%C.70%2.About____oftheearthsurfaceiscoveredbywater.A.66.6%B.75%C.85%3.Thewatermoleculeismadeupof______atom(s)and______atom(s).A.twohydrogen;oneoxygenB.onehydrogen;oneoxygenC.twohydrogen;twooxygenstep2pre-reading(2m)AskthestudentstoreadthetitleofthetextandsaysomepropertiesorpropertiesorcharacteristicsofwatercharacteristicsofwaterWhatpropertiesorcharacteristicsdoWhatpropertiesorcharacteristicsdoyouknowaboutwater?youknowaboutwater?colorlesstastelesshavingnofixedshapethreeformsfeelingwetkeepinglevel?absorbingheatpropertiespropertiespropertiespropertiesstep3while-readingskimming,scanning,task-based(25m)•1.skimming:trytofindthetopicsentenceofeachparagragh•para1.introduction:thepropertiesofwatermaketheoceanagreatplacetolive.•Para2.thechemicalstructureofwatermakesitaexcellentmediumforlife•Para3thesalinityofseawateraffectsbothitsweightandfreeningpoint.•Para4...