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高二Unit13教案VIP免费

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高二Unit13教案(Period2)TheSecondPeriodTeachingAims:1.Learnandmasterthefollowingwordsandphrases:cube,property,range,medium,relatively,dissolve,pure,relationship,mass,float,absorb,bottom,alltheway,thatis,add…to,mixwith,takeadvantageof,managetodo2.Improvethestudents’readingability.3.Enablethestudentstorealizethatitisimportanttoprotectthewateronourplanet.TeachingImportantPoints:1.Improvethestudents’readingability.2.Masterthefollowingphrases:alltheway,thatis,mixwith,takeadvantageof,managetodoTeachingDifficultPoint:Howtomakethestudentsunderstandthereadingpassagebetter.TeachingMethods:1.Discussionbeforereadingtomakethestudentsinterestedinwhattheywilllearn.2.Fastreadingtogetageneralideaofthetext.3.Discussionafterreadingtomakestudentsunderstandwhatthey’velearnedbetter.4.Carefulreadingtogetthedetailedinformationinthetext.TeachingAids:1.themultimedia2.theblackboardTeachingProcedures:CStepⅠGreetingsandRevision(Greetthewholeclassasusual.)T:Yesterdaywelearntsomethingaboutwater.Nowwhocantellmewhatyoulearnedyesterday?S1:Ilearnedthatwaterisveryimportanttoallthelivingthingsontheearth.T:OK,canyougivemethereasonwhyitisimportant?S2:Watercanbeusedtowashclothing,tomadeelectricity,towaterthefarmandsoon.Ofcourse,everydaywemustdrinkenoughwater.Sowaterisveryimportant.T:Anythingelse?S3:Iknowsomethingaboutwater.Forexample,fromtheexperimentswemadeyesterday,Iknowvegetableoilcan’tbedissolvedbywater.CStepⅡPre-readingandReadingT:OK.Thankyouforyouranswerstomyquestions.Asweallknow,wecan’tlivewithoutwater.Butdoyouknowwhatmakeswatersoimportanttoallthelivingthings?Ss:No,wedon’tknow.T:Maybewecangettheanswertothequestionafterreadingthearticlefortoday.Beforeyouread,firstlet’slearnthenewwordsandphrasesinthepassage.(Teacherdealswiththenewwordswiththewholeclass.)T:Nowpleasereadthepassagequicklytogetthegeneralideaandtrytousethefollowingstructurestomakesixquestions.(Teacherusesmultimediatoshowthestructuresonthescreen.)1.Whatis/are______?2.Whatdoes______looklike?3.Whataredifferentpartsof______?4.Whatcan______becomparedto?5.Howdoes______work?6.Whataresomeexamplesof______?(Teachergivesstudentsfiveminutestofinishthefastreadingandmakingquestions.Fiveminuteslater,teacheraskssomestudentstowritetheirquestionsontheblackboard.)1.Whatarethepropertiesofwater?2.Whatdoestheearthlooklike?3.Whataredifferentpartsoftheocean?4.Whatcantheoceanbecomparedto?5.Howdoesthespecialair-conditioner—theoceanwork?6.Whataresomeexamplesofspeciesintheocean?T:Welldone.Whocantellmethegeneralideaofthetext?S4:Thepassagemainlytellsusitiswaterthatmakestheoceansoimportanttoallthelivingthingsintheworld.T:Goodwork.Next,let’sreadthepassagecarefullytogetmoreinformationaboutwater.Whileyouarereading,trytofinishthechartinPost-readingonPage21andfindouttheanswerstothequestionsontheblackboard.

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高二Unit13教案

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