人教版高二英语必修5全册教案.docx
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人教版高二英语必修5全册教案.docx
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人教版高二英语必修5全册教案
人教版高二英语必修5全册教案
TheSixthPeriodWritingTeachinggoals教学目标1.Targetlanguage目标语言重点词汇与短语suggest,persuade,observation,contributions,achieve,devote...to2.Abilitygoals能力目标Enablethestudentstolearnthewayofpersuasivewritinganddescriptivewriting.3.Learningabilitygoals学能目标Learnhowtowriteapersuasivewritingandadescriptivewriting.Teachingimportantpoints教学重点Helpthestudentstolearntowriteapersuasivewritingandareport.Teachingdifficultpoints教学难点Howtowriteareportaboutascientistandhis/herjob.Teachingmethods教学方法Task-basedactivities.Teachingaids教具准备Acomputerandaprojector.Teachingprocedures&ways教学过程与方式
StepⅠPresentationTask1:
Summarizethewayofwritingareport.T:
Nowclass,ifwewanttowriteareportaboutascientist,whatcontentsshouldweinclude?
S1:
Thelifeofthescientist,suchashisbirthanddeathdates,hisfamily,hiseducation,hispersonality,hisachievementsandcontributions,hiskeyfactorstohissuccess.T:
Yes.Youareright.Andhowdowemakeanoutlineaboutit?
S2:
Weshouldputthecollectedinformationunderthreeheadlines:
life,achievementsandkeytosuccess.Task2:
Remindthestudentsofthewritingtechniquesandwritingfeaturesofareport.Showthefollowingtothestudents.ReportFormallanguagewithfewadjectivesNospeechexceptquotationsNotemotionalOnlyonemaincharacterFactualstructuredaccordingtoexperimentalmethodPasttenseandpassivevoice
Task3:
Summarizethewayofpersuasivewriting.T:
Youknowifwewanttopersuadesb,wealwayswanttoreasonwithhimorher.Wemustdevelopourownideasandprovidesomeevidencetosupportourideassotherearealwaysthreestepstopersuadesomebodyelsetochangehisorherpointofview.Canyoupointoutwhatthethreestepsare?
S1:
Ithinkthefirstistogiveyouropinionandidea.S2:
Thesecondistogivethereasonsandevidencetosupportyouridea.S3:
Thethirdistomakeaconclusion.Showthefollowingtothestudents.ApersuasivewritingFormalorinformal,vividuseoflanguageSpeechtoshowfeelings,reactions,etcEmotionalornotemotionaltodescribefeelingsandfactsOnlytwomaincharactersFactualorimaginativebasedonfactReasonandpersuadestepbystepPresenttense
ThenaskthestudentstowriteashortletterasrequiredinExercise3.Asampleversion:
DearNicolausCopernicus,IamastudentstudyinghistoryandIwouldverymuchliketoreadyournewtheoryaboutthesolarsystem.Ihopeyouwillpublishitforseveralreasons.Iunderstandtheproblemswiththepresenttheory.Thewaytheplanetsmoveisnotwhatyouwouldexpectiftheearthwasthecentreoftheuniverse.Itisalsooddthatthebrightnessofsomestarsseemstochange.SoIagreewithyouthatweneednewtheory.Iknowyourobservationshavebeenverycarefullycarriedoutovermanyyears.Nowyoumusthavethecouragetopublishthem.Sciencecanneveradvanceunlesspeoplehavethecourageoftheirbeliefs.Iknowyouworryaboutwhatwillhappenifyoupublishyournewtheory.Nomatterhowpeopleopposeit,timewillshowifyourideasarerightorwrong.SoIhopeyoucanpublishyournewtheory.
StepⅡWritingAskthestudentstowriteareportaboutascientist.Sampleversions(见附件3,4,5)
StepⅢHomeworkAskthestudentstodotheProjectonpage47.
附件1.HowtodoascienceresearchAscienceprojectisaninvestigationusingthescientificmethodtodiscovertheanswertoascientificproblem.Beforestartingyourproject,youneedtounderstandthescientificmethod.Thissectionusesexamplestoillustrateandexplainthebasicstepsofthescientificmethod.Thescientificmethodisthe“tool”thatscientistsusetofindtheanswerstoquestions.Itistheprocessofthinkingthroughthepossiblesolutionstoaproblemandtestingeachpossibilitytofindthebestsolution.Thescientificmethodinvolvesthefollowingsteps:
doingresearch,identifyingtheproblem,statingahypothesis,con-ductingprojectexperimentation,andreachingaconclusion.
ResearchResearchistheprocessofcollectinginformationfromyourownexperiences,knowledgeablesources,anddatafromexploratoryexperiments.Yourfirstresearchisusedtoselectaprojecttopic.Thisiscalledtopicresearch.Forexample,youobserveablackgrowthonbreadslicesandwonderhowitgotthere.Becauseofthisexperience,youdecidetolearnmoreaboutmoldgrowth.Yourtopicwillbeaboutfungalreproduction.(Fungalreferstoplant-likeorganismscalledfungi,whichcannotmaketheirownfood,andreproductionisthemakingofanewoffspring.)CAUTION:
Ifyouareallergictomold,thisisnotatopicyouwouldinvestigate.Chooseatopicthatissafeforyoutodo.Afteryouhaveselectedatopic,youbeginwhatiscalledprojectresearch.Thisresearchistohelpyouunderstandthetopic,expressaproblem,proposeahypothesis,anddesignoneormoreprojectexperiments―experimentsdesignedtotestthehypothesis.Anexampleofprojectresearchwouldbetoplaceafreshloafofwhitebreadinabreadboxandobservethebreadoveraperiodoftimeasanexploratoryexperiment.Theresultofthisexperimentandotherresearchgiveyoutheneededinformationforthenextstep―identifyingtheproblem.
ProblemTheproblemisthescientificquestiontobesolved.Itisbestexpressedasan“open-ended”question,whichisaquestionthatisansweredwithastatement,notjustayesorano.
HypothesisAhypothesisisanideaaboutthesolutiontoaproblem,basedonknowledgeandresearch.Whilethehypothesisisasinglestatement,itisthekeytoasuccessfulproject.Allofyourprojectresearchisdonewiththegoalofexpressingaproblem,proposingananswertoit(thehypothesis),anddesigningprojectexperimentation.Thenallofyourprojectexperimentingwillbeperformedtotestthehypothesis.Dostatefactsfrompastexperiencesorobservationsonwhichyoubaseyourhypothesis.Dowritedownyourhypothesisbeforebeginningtheprojectexperimentation.Don’tchangeyourhypothesisevenifexperimentationdoesnotsupportit.Iftimepermits,repeatorredesigntheexperimenttoconfirmyourresults.
ProjectExperimentationProjectexperimentationistheprocessoftestingahypothesis.Thethingsthathaveaneffectontheexperimentarecalledvariables.Therearethreekindsofvariablesthatyouneedtoidentifyinyourexperiments:
independent,dependent,andcontrolledvariables.Theindependentvariableisthevariableyoupurposelymanipulate(change).Thedependentvariableisthevariablethatisbeingobserved,whichchangesinresponsetotheindependentvariable.Thevariablesthatarenotchangedarecalledcontrolledvariables.Dohaveonlyoneindependentvariableduringanexperiment.Dorepeattheexperimentmorethanoncetoverifyyourresults.Dohaveacontrol.Dohavemorethanonecontrol,witheachbeingidentical.Doorganizedata.
ProjectConclusionTheprojectconclusionisasummaryoftheresultsoftheprojectexperimentationandastatementofhowtheresultsrelatetothehypothesis.Ifyourresultsdonotsupportyourhypothesis:
DON’Tchangeyourhypothesis.DON’Tleaveoutexperimentalresultsthatdonotsupportyourhypothesis.DOgivepossiblereasonsforthedifferencebetweenyourhypothesisandtheexperimentalresults.DOgivewaysthatyoucanexperimentfurthertofindasolution.Ifyourresultssupportyourhypothesis:
Youmightsay,forexample,“Asstatedinmyhypothesis,Ibelievethatlightisnotnecessaryduringthegerminationofbeanseeds.Myexperimentationsupportstheideathatbeanseedswillgerminatewithoutlight.Aftersevendays,theseedstestedwereseengrowinginfulllightandinnolight.Itispossiblethatsomelightreachedthe‘nolight’containersthatwereplacedinadarkcloset.IfIweretoimproveonthisexperiment,Iwouldplacethe‘nolight’containersinalight-proofboxand/orwraptheminlight-proofmaterial,suchasaluminumfoil.”2.Onwomenscientists:
AspeechintheInternationalWomen’sDayWomenthouhastencircledtheworld’sheartwiththedepthofthytearsastheseahastheearth.Womeninyourlaughteryouhavethemusicofthefountainoflife.Themessageisclear;itisinspiringandpresentsadeepphilosophy.Womenwouldbethechangeagentinthisfastmovingworld’ssocio-economicscenario.WehaveassembledheretodaytocelebratetheInternationalWomen’sDayandalsotheYearofEmpowermentofWomen....MadamCuriewhogottheNobelPrizejustaftertwoyearsofestablishmentoftheNobelFoundation―firstin1903inPhysicswhensheshareditandthenthesecondonein1911inChemistry,createdahistorybywinningtwoNobelPrizesinaspanof8years.Iamsure,thegrouphereisawareofthedifficultconditionsandlaboratoryarrangementsunderwhichsheworkedandyet,sheexcelled.BiotechnologistscanneverforgettheworkofDorothyCrowfootHodgkinonCrystallographyleadingtothestructureoftheimportantbiologicalcrystals.ShewontheNobelPrizeinChemistryin1964.TheworkofBarbaraMcClintock,ageneticistwonhertheNobelPrizein1983.Justassomeonesaid:
“Developingcountriesthathavemaderemarkablesocialprogress,havedonesoprimarilythroughtheempowermentofwomen,whichhashadenormousimpactintermsofliteracy,healthandeconomicwellbeingoffamilies.”Whatweneedtodoistoensurethevaluablecontributionfrom50%ofourhumanresource....Itisamatterofgreatpleasureforallofustoseethatthewomenarenotonlyconfinedtobiology,asubjectinwhichtheyhavebeencontributingsignificantly,theyarealsojoiningtheareasofphysicalsciencesandengineeringandperformingequallywell.Somehow,inmanypart
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