人教版高中英语教案必修五Unit1GreatscientistsPeriod4

1Period4ReadingandWritingTheGeneralIdeaofThisPeriodInthisperiodtheteachingandlearningwillcenteronreadingandwriting.Asusual,theteachercanbegintheteachingwithreviewingtheformerknowledge.Thefollowingpartisthelead-in—talkingaboutsomescientists,becausethisunittalksaboutgreatscientistsandthisAstoreadingtraining,theteachershouldstilldevelopthestudents’abilityofscanningandskimming.Soatthebeginning,getthestudentstopreparesomeknowledgeforreading.Forthatpurpose,theteacherwillfirstlyaskforinformationaboutCopernicusaccordingtowhattheThentheteachercanhavethestudentslistentothetapeandfindoutwhetherthestatementsaretrueorfalse.Itisdesignedtotrainthestudents’listeningandtocheckwhetherthestudentshavepreviewedthepassagewell.Later,theteacherwillaskthestudentstoskimitandfindoutthemainideaforeachpart.Thepurposeofdoingtheseistohelpthestudentstoformthegoodhabitofreadingwithsomestrategy.Whenreadingapassage,wehadbetterfirstreaditasawhole,thatis,understandthestructureofthepassageandcatchthemainideawiththehelpofthestructureandtitle.Thefollowingstepistoreadthepassageforthedetails.Theteachercandesignsometeachingactivitiestohelpthestudentstoknowaboutmoreandmoreinformationbytakingpartinthereadingactivities.Asaresult,theteachershouldbecareful,cautiousandcreativewhendesigningthereadingactivities.Thereadingactivitieshadbetterbevarious,whichcancatchmorestudents’attention.Attheendofreading,someactivitiesshouldbedesignedtocheckthestudents’Copernicusandhisfriend.Thepracticinghelpsthestudentsimprovetheirspeakingandarousetheircreativity.Thecompetitionisheldtomakethestudentstakepartintheclassactivitiesactively.Atthesametime,letthestudentsconsiderthewritingpurpose.Besidesreading,thestudentsarealsoexpectedtolearnandpractisetheirwritingskill.Bystudyingthepassage,thestudentsshouldlearntodopersuasivewritingtochangesomeoneelse’sdecision.Theteachershouldgivethestudentssomeadviceonhowtoplanthewritinganddevelopthewriting—beginning,bodyandconclusion.TeachingImportantPointsTeachingAidsMulti-mediaclassroomThreeDimensionalTeachingAimsKnowledgeAimsAbilityAims2Developthestudents’readingabiliEmotionalAimsTeachingProcedureStep1GreetingStep2ReviewingT:LastclasswetalkedaboutQianXuesenandCarlLinnaeus.CanyousaysomethingS:QianXuesenmadegreatcontributionstospaceS:CarlLinnaeusdevelopedasystemtoclassifyplantspeciesaccordingtothemaleandStep3Pre-readingT:Youhavedoneagoodjob.Sowehavelearnedaboutalotaboutgreatscientists,suchasS1:I’dliketoknowsomethingaboutMadameCurie,becauseshewasoneofthegreatS2:I’dliketoknowaboutAlbertEinstein,becauseheplaysanimportantpartintheS3Ss:...T:Ifindyouareinterestedinscienceandscientists.ButtodaywearegS1S2S3T:DoyouwanttoknowmoreabouthimSs:OfcourStep4ListeningT:FirstI’dlikeyoutolistentothetapeandfindoutwhetherthestatementsareTorneminutetoreadthestatementsandth()1.WhenCopernicusfoundthattheearthwasnotthecenterofthesolarsystem,()2.Someastronomersfounditstrangethatsomeplanetsappearedbrighterat3()3.Copernicusworkedou(()5.AccordingtotheChristianideaofgravity,thingsfelltotheground(AfewmiT:Areyouready?Who’dliketohaveatry.Ifthesentenceistrue,pleasereadit.Ifitisfalse,correctit.S1:Thefirstsentenceisfalse.WhenCopernicusfoundthattheearthwasnotthecenteroftheS2S3S4:Thefourthstatementisfalse.Copernicusdidn’tpublishhisideasuntilhelaydyingin1543.S5Suggestedanswers:Step5GistReadingT:Youhavedoneagoodjob.Inthinkyoupreviewedthepassagewell.Tounderstandthepassagebetter,Idividethepassageintofourparts.Readthepassagequicklyandfindoutthemainideaofeachpart.T:Haveyougotit?Generallyspeaking,ifwewanttointroducesomething,first,weusuallygiveabriefintroduction.Whataboutthemainideasofotherparts?(Askthestudentstogivetheiropinionsandintheendtheteachergivesthemtheanswer.)Suggestedanswers:Para1BriefintroductionParas3-Step6DetailedreadingT:ThispassagemainlytalksaboutCopernicus’theory.Solet’scomparehistheoryandthetheorybBeforeCopernicus’theoryCopernicus’theory1.Godmadetheearth.2.Theearthwasthecenterofthesolarsystem.1.Thesunisthecenterofthesolarsystemandtheplanetsgoarounditexceptthemoon.2.Theearthisspinningasitgoesroundthesun.(Twominuteslater.)S:BeforeCopernicus’theory,theybelievedGodhadmadetheearth,soitwasthecenterofS:CopernicusfoundthatthesunisthecenterofthesolarsystemandtheplanetsgorounditS:Healsofoundtheearthisspinni4T:Great!(Showthecompleteformtothestudentsandletthemreadit.)Justnow,weknewS:Becausehedidn’twanttobeattackedbytheChristianChurch.Hepublisheditmanyyearslater.T:Yes.Atthattime,anyonewhowantedtochallengethetheoryoftheChristianChurchwouldbepunished,evensometimesbesentencedtodeath.IfyouwereCopernicus,wouldyouhavehiddenyourtheorysoformanyyears?Pleasegiveareason.(Twominuteslater.)S:IfIwereCopernicus,Iwouldhavedonethesame,becauseatthattime,peopledidn’tenjoythefreedomofspeech.WhoeverchallengedtheChristianChurchwouldbepunished.Whilethereislife,thereishope.TherewouldbemorechanceformetomakemytheoryknowntotheS:IfIwereCopernicus,IwouldhavepublishedmyideasassoonasIfoundthem.SinceIfoundmyideaswereright,Iwouldmakethemknowntomorepeople,regardlessofdanger.AsaStep7PractisingT:Si2.Makeupadialoguebet