Unit1 Making a difference优秀教案人教版高二英语上册教案教学设计.docx
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Unit1Makingadifference优秀教案人教版高二英语上册教案教学设计
Unit1Makingadifference优秀教案（人教版高二英语上册教案教学设计）
I.TeachingAims
1.Talkaboutscienceandscientists;
2.Talkaboutpeople;
3.Practisedescribingpeopleanddebating;
4.Learnmoreabouttheinfinitive;
5.Writeadescriptiveparagraph;
II.Teachingtime:
fourperiods
III.BackgroundInformation
TheBeginningofTimeandaRemarkableManCalledStephenHawking
Ifyouhaveeventhoughtabouthowtheuniversebeganandwhethertimehasabeginningoranending,thenyoushouldknowabouta55-year-oldEnglishmancalledStephenHawking.
Why?
BecauseheisconsideredtobeoneofthebrainiestmenintheworldandtobethemodernsuccessorofAlbertEinstein.
Stephenhasspenthislifestudyingandthinkingabouttheoriginsftheuniverseandhowitcanbeexplainedbyusingthemoderntheoriesofphysicssuchasrelativityandquantummechanics.Hisdiscoveriesandhisscientificproposalshavebeenrevolutionary.Peoplecallhimagenius.
Justasamazingisthefastthatsincehisearlytwenties,hehasbeensufferingfromanincurablediseaseofthenervoussystemwhichhasaffectedhismovementsandhisspeech.But,fortunately,althoughhemustuseawheelchairandothertechnicalaidstodothings,hisbrainfunctionsperfectly.Indeed,itfunctionsbetterthanthevastmajorityofpeople’s.So,inspriteofaseveredisability,hehasmadetremendouscontributionstoourunderstandingofouruniverse.
SowhatdoesStephenthinkaboutthebeginningofourworld?
Well,hethinksthatitbeganaroundfifteenbillionyearsago.Healsothinksthatouruniversewasprobablycreatedbyanenormousexplosion,a“BigBang”.Thisisaviewheldbymanycosmologists（scientistswhostudytheuniverse）.
ButscientistsholddifferentviewaboutwhattheuniversewaslikebeforetheBigBang.SomepeoplethinkthatthereisnowaythatmodernphysicscanexplainorpredictanythingbeforetheBigBang.ManyotherpeoplethinkthattheBigBangmusthavebeentheworkofGod.
StephenHawkinghashisownviewonwhattheuniversewaslikebeforethebigbang.Hehassuggestedthat,yes,wecansaythattheuniversebeganatoneparticularpoint（abigbang）.But,thisonepointwasjustanordinarypointintimelike,say,theNorthPoleisapointonthesmoothsurfaceoftheearth.Itwasnotapointofrealbeginning,justapoint.
Stephenbelievesthatifwecanuseourpresentknowledgeofthelawsofphysicstounderstandhowtheuniversebean,thenwewillnothavetobelievethata“God”oraspiritualforcemadetheBigBang.
Whatdoyouthinkaboutourbeginnings?
IfyouwouldliketoreadmoreaboutStephen’sideasontheoriginsoftheuniverse,thenyoushouldreadhisbestsellerABriefHistoryofTime.
Inspriteofhisdifficultillnessandhisconfinementtoawheelchair,StephenHawkingworksasaprofessorofmathematicsatCambridge,holdingthesamepositionheldbyanotherfamousscientist,IsaacNewton,in1663.ItmaybethatthenameHawkingjustaswellknowninhistoryasthatofhisfamouspredecessor.
TheFirstPeriod
I.TeachingAims:
1.Learnandmasterthefollowingwords:
analysis,agriculture,branch,curious,debate,undertake,within,genius,inspiration,perspiration,obvious,quote,gravity,radioactivity,biologist;
phrases:
beknownfor,nodoubtthat….
2.Talkaboutscienceandscientists;
3.Listentothedescriptionofsomescientists;
4.Dosomespeaking,describingpeopleanddebating.
II.TeachingImportantPoints:
1.Trainthestudents’listeningabilitybylisteningpractice.
2.Trainthestudents’speakingabilitybytalkingaboutscienceandscientists,describingpeopleanddebating.
III.TeachingDifficultPoints:
1.Howtoimprovethestudents’listeningability;
2.Howtohelpthestudentsfinishthetaskofspeaking.
IV.TeachingMethods:
1.Warminguptoarousethestudents’interestinscience;
2.Listeningandansweringactivitytohelpthestudentsgothroughthelisteningmaterial;
3.Individual,pair,orgroupworktomakeeverystudentworkinclass.
V.TeachingAids:
1.Ataperecorder;2.Theblackboard;
VI.TeachingProcedures
Step1Greetings
T:
Goodmorning.
Ss:
Goodmorning,MissWang.
Step2WarmingUp
T:
Therearemanyoutstandingscientistsintheworld,whomadegreatcontributionstosocietyandscience.Nowpleasemakealistofthenamesofsomescientistsandtheircontributions.Writethemdownonapieceofpaper.Afterawhile,I’llcollectyouranswers.
（Teachergoesamongthestudents.Afterawhile,collectyouranswers.）
Ss:
Whatgreatscientistsdoyouknow?
Andwhataretheyfamousfor?
….
S:
MariaCurieisfamousforherdiscoveriesofradiumandpoloniumandZhangHengisfamousforhisseismograph.……
T:
Welldone,Ithinkyouareallinterestedinscienceandscientists.Whatdoyouthinkmakesasuccessfulscientist?
Haveadiscussionandmakealistofwhatyouhavealreadyknownandwhatyouwouldliketoknow.Discussitinpairsoringroupsoffour.Afterawhile,Iwillasksomeofyoutoreporttheresultsofyourdiscussion.
（Threeminuteslater,teacherbeginstocollecttheresultsoftheirdiscussion.）
T:
Whowouldliketotellmewhatmakesasuccessfulscientist?
Anyvolunteer?
S:
Ithinkasuccessfulscientistmusthavemuchimaginationandintelligenceandhemustbecreativeandhardworking.
T:
Nowopenyourbooksonpage1,therearesomephotosofsomefamousscientists.Lookatthesepicturesandyoushouldtrytotellmewhotheyare.
T:
Lookatthephotosnow.Whoisthepersoninpicture1?
S:
AlbertEinstein.
T:
Lookatthesentenceunderthepicture,canyoutranslateitintoChineseandtellme?
S:
想象比知识更重要。
天才就是百分之一的灵感加百分之九十九的汗水。
你不能教一个人什么东西，你只能帮助他去发现他内在的东西。
T:
Good.Doyouagreewithhim?
S:
Yes…
T:
Nowlookatthepictureunderpictuer1.Doyouknowwhoheis?
S:
HeisAlfredNorthWhitehead.Idon’tknowhimthatmuch.
T:
AlfredNorthWhitehead（1861-1947）wasaBritishphilosopherandmathematician.Whatdoesthissentencemean?
S:
分析明显的事物需要非凡的头脑。
T:
Thissentencemeansmostpeopledon’tquestionthethingswetakegranted,butgreatscientistswillbecuriousandtendtoaskquestionsthatothersneverthinkof.Whoisinthenextpicture?
S:
SheisMarieCurie.
T:
Doyouunderstandthesentenceshesaid?
CanyoutellmethesentenceinChinese?
S:
生活中没有什么可怕的，只是要去理解他们。
T:
Lookatthephotosnow.Whoisthepersoninpicture4?
S:
ThomasAlvaEdison.
T:
Lookatthesentenceunderthepicture,canyoutranslateitintoChineseandtellme?
S:
天才就是百分之一的灵感加百分之九十九的汗水。
T:
Good.Doyouagreewithhim?
S:
Yes…
T:
Lookatthephotosnow.Whoisthepersoninpicture5?
S:
GalileoGalilei.
T:
Lookatthesentenceunderthepicture,canyoutranslateitintoChineseandtellme?
S:
你不能教一个人什么东西，你只能帮助他去发现他内在的东西。
T:
Good.Doyouagreewithhim?
S:
Yes…
T:
Nowwehavelearntsomequotes,doyouknowanyotherquotes?
S:
Knowledgeispower.–FrancisBacon.
T:
Good,somuchforwarmingup.Nowlet’smoveontolistening.
Step2Listening
T:
Ok,nowlet’sdosomelisteningpracticeonPage2.Todaywearegoingtolistentosomedescriptionsofsomefamousscientists.Beforewestarttolistentothematerial,let’sreadtherequirementtogetherandgothroughsomenewwords.
（Readtherequirementandquestionsaswellasputsomenewwordsontheblackboard—agriculture,gravity,radioactivity,curious.）
T:
Ok.Let’sbegin.Pleaselistencarefully.
（Teacherplaysthetapeforthestudentstolistenandpausesthetapeforthestudentstowritedownanswerswhennecessary.Intheend,checktheanswerswiththewholeclassandgivesomeexplanationsorplaythetapeagainifnecessary.）
Step4Speaking
T:
Fromthewarmingupandlisteningpart,wehavealreadyknownalotoffamousscientistsindifferentfieldofscience,oryoucansayindifferentbranchofscience.Whatsciencedoyouknow?
S:
Physics,chemistry,biology,maths…
T:
Yes,thescienceweusuallymeanisphysics,chemistry,biology,mathsandcomputersciencenowadays.NowIhaveaquestionforyou:
whichbranchofsciencedoyouthinkisthemostimportantone?
S:
（Variousanswers.）
T:
Onthisquestionyoumayhavedifferentideas.Iwantallofyoutoworkinthegroupoffivestudentsandeachofyoucanhaveyourownideatorepresentoneofthefollowingbranchesofthescience:
physics,chemistry,biology,mathsandcomputerscience.Findreasonstosupportyourviewanddebatewithotherstudentstoprovethatyouareright.Areyouclear?
S:
Yes.
T:
Youcanusetheexpressionsatthebottomofpage2.Theyareveryuseful.Ok,Iwillgiveyoufiveminutestodebate.Nowbegin.
（Teacherchecksthestudents’workfiveminuteslater.）
Sampledebate:
S1:
Ithinkbiologyisthemostimportantandusefulsciencebecauseitisessentialtoprotectingnature,environmentandecologicalbalance.Peopledon’tlivewithgoodenvironment.Sototherootbiologyisasciencetoprotecthumanbeings.What’smore,nobiologymeansnomedicine.SoIthinkbiologyisthemostimportantscience.
S2:
Well,maybe,butIthinkthatchemistryisthemostimportantanduseful,becausechemistryidthekeytotheprogressofthehumanbeing.Besides,itischemicalreactionthatproducesmanynewthings.
S3:
Thatishardtosay.Therearemanyphysicalproducts.Andphysicsidwidelyusedinmanyfields,suchasmedicine,industryandagriculture.Therewouldbenolifewithoutphysics.SoIthinkphysicsisthemostimportantanduseful.
S4:
That’strue,butmathsisthebasicscience.Youcanlearnphysicsorchemistrywellwithoutagoodknowledgeofmaths.Mathsisa
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