人教版高中英语必修2教案Unit 3 Computer.docx
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人教版高中英语必修2教案Unit 3 Computer.docx
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人教版高中英语必修2教案Unit3Computer
人教版高中英语必修2教案Unit3Computer
Uuter
PartOne:
TeachingDesign(第一部分:
教学设计)
Period1:
Asamplelessonplaading
(WHOAMI?
)
Aims
Totalkaboutcomputer
Toreadaboutcomputer
Procedures
I.Warmingup
Warmingupbytalkingaboutcomputer
Lookauage17.Whatarethey?
Whatdav?
arecomputers.Thenwhatisacomputer?
Acomputerisamachinewwledganddoescalculaatknowledge.Thisknowledgdinsymbols;alleddata.Acomputerusuallyhasawresults.Howevuterscanspeak;uterscanbeusedforvoicemail.
计算机室
Acomputerfrequentlyrequiresabootdevice.Thebootdevauter’soperatinganddata.ComputerprogramscanbeinstalledontoacompulatcomputersarelessusefuldonothaveaITbecausetheIallowudandreceivedataandemailaworld.
曙光3000巨型计算机
Acompuwalmostalwaysaneldevice.Itusuallycontainsmaterialswhicharetoxic;aterialswillbxicwastewhendisposedof.Whenanewcompuurchasedlaces,lawsrequirethawastemanagementmustalsobepaidfor.Talledproductstewardship.
Iuldcomputersaled(melteddown)togetgoldandals.Thisisdangerous,becaudurereleaxicwawaterandsoilutersbecomeobsoletequickly.Varegivenawayandnewlawithintwars.Thismablemwulingisthuadworkingcompudevelopingnaanbere-usedandwillnotbecomewasteasquickluterjargon计算机行话
Computerjargonmeanswordstodowutersandsurroundingwingwhawordsmeancanhelpyouknowmoreaboutcompuleuwordle(Alsoknownasbuzzwords).
Examplesofjargon:
Bit-Thesmallestdataunit,cabea“0.”ora“1.”.
Byte-unitofdata.SeealsoKilobyte,Megabyte,GigabyteandNibble
CPU–CentralPgUnit,AaData-Informadonacomputer
Disk-Apladata.
Email-Elail.
GHz-Gigahertz.UsedlytodescribdofaButw2.4GHasterthan3.6GHlearthaustasalesmaLoad-Getdatafromadisk
Nibble-HalfaByte
Save-Putdataonadisk
RAM–random-a(随机存取存储器)bUSB-UniversalSerialBus(通用串行总线,一种简化了插接多种附件的薄型插座)
WWW-WorldWideWeb,paIII.Pre-reading
1.Qugandanswering‑‑‑Whatdoyouknowaboutcomputer?
●Elachinecapablgcalculationsandanipulavarioudata,undlofastoreduThemalardware;uctionsagraware.Dependinguutersarecalledmainfrauters,anduuludedesk-topandportablalcomputers.
●Amulti-fuldevicethatcanexecuuatask.
●Adevicethataaandsuppliesanoutput.Acomputerusuallycontaacontrolunit,aandlogicalunits,andameautandoutput.
●aprogrammablehardwaalledballystoredprogramsandthatcaubstantialcomputations(includingaandlogicoperations)withouthumanintervAcompuallguunits,andassociatedalinputandoutputdevices.
●Relatedtoautomationandeldatag.TheLibraglyclauter-relatedbHF5548,QA75-76,Z52,T385,andsomeTKranges.
●amagcalculationsautomatically
calculator:
anexpertatcalculation(oratoperatingcalculatingmachines)
●Acomputerisadevaakingcalculallingoperaatareexpressibleinnumericalorlogicalutersauctedalewell-definedfuThecomplexinteradowcomputerswabilation.Ilyconfigured(usuallyby,programming)acomputercanbemadaaproblemorpartofaIfacompuguredwayisgive
2.Discussingandsharing‑‑‑Howhavecomputerschangedourlives?
Somedauhaven’talready,you’relikelytopluguternetworknationgrowinginourmidualallcompudviamodem(amodulator/demodulauding/decodingcomputerchatter)toordinarytelephoneluldbeasubiquitousallf.They’reamuusefulandhumanetoolthaandwatebehindworkswillbeeverywhere----changingourlivanalogautomobilgacomputernetwameagacommuallarelikevillages,wherenewmembersareformallywelcomed.ThelargernetwurceandCompuServxample,a-anonymous,fulloflifeandevents,butdifficulIII.Reading
1.ListeningandreadingdingxtWHOAMI?
Turntopage18andlistenandreaddingxt.Payaauunciationandintonaativereader.
2.ReadingaloudandunderliningexNowweaadthetextonceagainandunderlinealltheexxt.PutthemdowurnotebookafterclassashomewllocaWHOAMI?
beginas…,acalculatingmachine,bebuiltas…,followinstru…,soundsimple,aatechnologicalrevolution,writeabook,make…work,solveproblems,becomehuge,hadartificialintelligence,gobackto……,goby,changballandthin,getquick,standtherebyoneself,bdby…,shaationby…,talkto…,bring…into…,dealwith…,communicatewith…,servethehumanrace
3.
dgandsettling
Alease!
IxandiddifficulTryanalyzinguctudifficulanddiscuamongyourgroupmembers.Youmayalsoputyourqulp.
Chat(online)(在线)聊天
Tochaalkaboutordinarythingsthatarenotvant.Youcanchaanypeople.PeoplealsouwordnowforpaIwherewecantalkwithmanydleatthesaUsually,youchaachaagingservicelikeAOL(AmericanOn-Line)Instager(AIM),YagNMessengandtrag
Scaxalablebelow,describingthedeveluter.
In1642
In1822
IIn1960s
In1970s
IV.ClosingdownbydoingdingexTurntopage18andinpairsddingexNo.1and2.
Period2:
AsamplelessonplanforLearningaboutLanguage
(ThePresentPerfectPassiveVoice)
Aims
TolearntouseThePresentPerfectPassiveVoice
TodiscoverusefulwordsandexTodiscoverusefulstructures
Procedures
I.Warmingupbyreadingape
Tobeginwith,turntopage18,listeningtoandreadingdingxtWHOAMI?
Agausesandintonation,aswellaunciaader.
II.DiscoveringusefulwordsandexInpairsdotheex2and3onpages19and20.Youmu0minutes.
III.Learningaboutgrammar
1.PassiveVoice—Overview
Tdel
PassivlePTheTOEFLexamisgiveneverysixlepast
TheTOEFLexamwasgivenlaleFuture
TheTOEFLexaarwillbegivbPuous
TheTOEFLexamisbeinggiveneveryyear.
PTheTOEFLexamhasbeengiveneveryyea0.
PaTheTOEFLexamhadbeengivenbVietnamWaroccurredleModal
TheTOEFLexamshouldbegiventoeveryForeignstudent.
PastModal
TheTOEFLexamshouldhavebeengiventoallUScolleges.
2.ThePresentPerfectPassiveVoice
ThestructureofThePresentPerfectPassiveVoiceis:
have/has+been+~ed
IV.Readingaloudanddiscovering
NowgobacktopagadaloudanddiscovxtexamplesofThePresentPerfectPassiveVAarshavegoneby,IhavebeenmadesmallerandsmallamilyandIhavebeenusedbybillletodealwationwitheaaroundtheworldbytheIV.Discoveringusefulstructure
Weshalldogrammarex2and3onpage20.
VI.Closingdownbydoingaquaassivevxample:
Thehousewasbuildin1880.(Thehousewasbuil0.)
1.3000employeeswerelayingoff.
2.Astorywillmadeup.
3.AnideawasputtedforwardfordiscuHasthebookbeengivebauyet?
bankloanwillbepayedveyeaNothingcanbeholdagaurallieswillbelendsuasneverheardwasbeingknockeddownbyabus.
10.ShewaslettedoffwithaThecandlewasblowoutbythedraught.
12.TalwerelockeduThefloodwaterwasbekeptbackbybaTvwillmadeupforbTusthavebeenbeingleftbehind.
16.TheoldcinemaisbeingpulldowTbeingheldbackblTheroadwasblockingTlewerelaidofflastweek.
20.YourjacketcanbehangedupovPeriod3:
AsamplelessonplanforUsingLanguage
(ANDY—THEANDROID)
Aims
TodiscussaboutIT
TowriteaaboutIT
Toreadaboutandroidsorrobots
Procedures
I.WarmingupbytalkingaboutIT
WhatisInformalogy?
Informalogy(IT)ationandcommunicalogy(ICT)logyrequiredag.Inparticulartheuseofelutersandcompuwavansmit,andretrievaanywhere,aII.Listeningandwriting
Turntopage21.LookauresandlaconversationaboutddalogyorIT,discussandwritedowningroupstheadvantagesanddisadvantagesofeachkind.
III.Speakingandwriting
Suuandyourpartneraregoingtoheluurschool.Nowtalkaboualthingseautercandoandwriteaurheadmaster.
IV.Reading,underliningandspeaking
Itissaidthatcomputerscouldbeputintoandroidsorrobots.ReadthetextAndy—TheAndroid,underliningalltheexandunyoucouldhave!
ExAndy—TheAndroid
partofafootballteaayear,gettoglayafootballgame,beas…as…,infat,looklike…ballteam,runfalikeahuman,shoutto…uterlanguage,haveagoodagoal,gdplace,wlace,haveanewkindofprograveone’sintelligateablayagainstahumanteam,inaway,program…with…,makeup…,afterall,wlpof…
V.Writingaluuareanandroid.Whatwouldsaytoaspoiledchildwhowouldnotdwork?
Writealboy.
Android
Anandroidisanartificiallycreatedbeingthatresemblesahumanbeing.ThewordderivGreekAndr-‘man,human’andthesuffix-eidesusedtomean‘d,alike’(fromeidos‘species’).
Theworddroid,arobarWarsunivderivedaninglemaintainthalogically,thewordandroidmeablingamalehumanandthatarobblingawomanshouldlogicallybecalledagynoidforsexistlanguagetobeavoided;howevwordlyused.
Unlbot(amechanicalbeing)andcyborg(abeingthatispartlyorganicandpartlymechanical),thewordandroidhasbeenusedinliteratureanddiatodveralddsofman-made,autonomouscreations:
arobotthatcloselyresemblesahuman
acyborgthatcloselyresemblesahuman
anartificiallycreatedarilyorganic,beingthatcloselyresemblesahuman
Althougallyhumalogdealworkingrobascinadevelopingrobotsthatcaanbefoundallassimilaw:
simulacra(devicesthatexhibitlikeness)andautomata(devicesthathaveindependence).
TandroidwausedbytheFrenchauthorMathiasVilliersdel'Isle-Adam(1838-1889)workTomorrow’sEve,featuringaman-madehuman-likerobotnamedHadaly.Assaidb“InthisageofRealienadvawhoknowswhatgdblanicaldolls.”找教案http:
//zhaojiaoaPartTwTeachingResources(第二部分:
教学资源):
AtextstructureanalWHOAMI?
I.TypeofwritingandsummaryofWHOAMI?
Typeofwriting
Thisisaarrativewriting.
Mainideaassage
Beginningasjustacalculatingma
country-reguterhasbeenexgimprovementagainandoveragainover300yeawhichhalymadbeautifulandintelligentbutalsochangedman’slifeagreatdeal!
Taragraph
IbeganasacalculatingmaFrance→anAnalyticalMa22→a“universalmachine.”→alargeroom
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