人教版高中英语必修2教案Unit 3 Computer.docx

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