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高中英语 Module 5 2nd period教案 外研版必修1VIP免费

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TheSecondPeriodTheGeneralIdeaofThisPeriodInthisperiod,we’regoingtoreadapassageonthereactionofmetals.TeachingAims1.Improvethestudents’abilityofreadingcomprehension.2.Getthestudentstohaveaglobalunderstandingofthereadingpassage.3.Trainthestudentstoguessthemeaningofawordaccordingtothecontext.TeachingImportantPoints1.Trainthestudents’readingability.2.GettheSstounderstandthereadingtext.TeachingDifficultPointHowtoimprovethestudents’readingability.TeachingMethods1.Individual,pairworktomakeeverystudentworkinclass.2.Fastreadingandcarefulreadingtounderstandthepassagecorrectly.TeachingAids1.ataperecorder2.aprojector3.amultimediacomputerTeachingProceduresStep1Greetingsandlead-inGreetthewholeclassasusual.T:Wearegoingtodoanexperimenttoday.Ineedthesethingstodotheexperiment:testtubes,Bunsenburner,salt...Whenwedoanexperiment,weshouldfirstofallhaveanaim.Weshouldusepropermethods.Weshouldfindtheresultanddrawaconclusion.Haveyoueverdoneascientificexperiment?Whatisthecorrectorderofascientificexperiment?(Showthewordsonthescreen.)conclusionaimresultmethodT:Putthewordsintocorrectorder.aim→method→result→conclusionStep2MotivationT:Asweknowquitewell,metalsareveryuseful.Whatarethedifferentusesofmetals?Whatshouldweknowwhenusingmetals?Whichreactsmostwithwater,potassiumoriron?YouwillhaveabetterunderstandingofmetalsafterreadingPassageA.(Showthethreequestionsonthescreen.)(1)Whatarethedifferentusesofmetals?(2)Whatshouldweknowwhenweusemetals?(3)Whichreactsmostwithwater,potassiumoriron?Step3FastreadingTeacherallowstheSsafewminutestodofastreading.T:Whohasgottheanswers?S:Differentmetalshavedifferentuses,forexample,steelisusedincarsandironisusedinelectricalequipment.T:Whatshouldweknowwhenweusemetals?S:Whenweusemetals,itisimportanttoknowhowtheyreactwithdifferentsubstances.T:Sowemustbecarefulwhenweusemetals.Whoshouldbegoodatusingmetals?S:Scientists.S:Engineers.S:Mechanics.T:Verygood!Andwhichreactsmostwithwater,potassiumoriron?Ss:Potassium.T:Dowehavetokeepinmindhowmetalsreactwithdifferentsubstances?S:Yes.S:Notnecessarily.It’senoughtohavesomecommonsense.We’dbetterleavethemtotheexperts.S:Idon’tquiteagreewithyou.Betterleavethemtothepeoplewhoareinterestedinthisfieldofscience.T:Doyouagreewithhim/her?Ss:Yes./No.Step4DetailedreadingReadthepassageagain.AnswerthequestionsinPart3intheSB,P44.Thisisagoodtimetoenablethestudentstolearntoreadthetable.Answers:(1)Potassium,calciumandsodium.(2)Itburnstoformanoxide.(3)Magnesium,aluminiumandzinc.(4)Ithasaslowreaction.(5)No,itdoesn’t.Step5FurtherreadingT:NowreadPassageAcarefullytochoosethebesttitleforit.S:TheReactionofMetalsisthebesttitle.Step6Languagepoints1.Itishardtothinkofaworldwithoutmetals.it是形式主语,真正的主语为tothinkofaworldwithoutmetals,这是英语中一个很重要的句型。AsktheSstomakesomesentences,usingthepattern.Itishardtothinkofaworldwithoutfriendship.Itishardtothinkofaworldwithoutelectricity.Itisimportanttoreadthedirectionsbeforeyouusethemachine.Itispossibletobuildaradiowithoutusingmetals.T:PutthesentencesintoChineseonebyone.2.equipment不可数名词,“设备,装备”。(1)fire-fightingequipment消防设备thecostofequipment设备费用(2)常见的不可数名词有:news新闻,information信息,advice劝告,fun嬉戏,practice实践,furnit...

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高中英语 Module 5 2nd period教案 外研版必修1

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