人教英语新课标必修2全册教案 Unit 3 Computer.docx

人教英语新课标必修2全册教案 Unit 3 Computer.docx

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人教英语新课标必修2全册教案Unit3Computer

人教英语新课标必修2全册精品教案（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,becaudurereleaxicwawaterandsoil.

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.”

PartTwTeachingResources（第二部分：

教学资源）:

AtextstructureanalWHOAMI?

I.TypeofwritingandsummaryofWHOAMI?

Typeofwriting

Thisisaarrativewriting.

Mainideaassage

Beginningasjustacalculatingma2inFrance.ThenIwasbuiltasanAnalyticalMa22,whichwasatechnologicalrevolution.Ibecamea“universalmachine”lveanymathematicalproblem.IwasnotverybigaIbecamehugalargeroombeforeIwasmadesmallerandsmaller.

Gettingnewtra0sIbecamecleverandquicker.Iwadwutersandturnedouttopartofanetwarly1960s.ThenIbegantalkingtohumansusingBASIarly1960s.In1970sIwasbrougle’andcametheI2:

Backgroundinformauters

I.HowDoComputersWork?

ComputerBasics

Toaccomplishataskusingacomputer,youneedacombinaardwaware,andinput.

Hardwadevices,lulboarduseandspeakers.Insideyourcompuabardware,includingboard,whereyouwouldfindthemagatmakeualgunit（CPU）.Thehardwaandvware,andaalculations.

Softwaamegivgramsthatyouinstalluaactivities.Tatingware,suchastheApplaMaWindowWindowaPC.Talsoapplicaware,lgamesweplalsweuldomathprobluprovidut.Whenyoutypeacommandorclickonauaretellinguterwhattodo.Thatiscalledinput.

HowTheyWorkTogetherFuprovideinputwhenyoutuuter.TwaretellstheCPUtostartupcertainprogramsandtotuardwaredevattheyarereaduu.Thiswholalledbootingup.

Thenexappenswhenyouaprogramyouwanttouse.Youclacommandtostagram.Let’suxampleofanIbrowgramhasstartedadurinstruuanaddress（calledaURL,whichstandsforUniformResourceLocator）,orclickonanaddressyou’vesavedalready.Iauternowknowswhatyouwado.Thebrowwagoesoudthataddartinguardwaredevices,suchasamodem,wdIabldaddbrowserwillllyourcompudawebpageovwabletoyourcomputer.Eventually,youwebuwerelookingfor.

Ifyoudecideyouwaage,youclAgain,youhaveprovidedinputtotelluterwhattodo.Thebrowwaredwuhaveaattachedtoyourcomputer,andwurnedon.Itmayremindyoutotudationaboutthewebpagurcomputerovablwdout.

II.Television

Oldportabletelevision

Atelevision（alsoTVortelly）isadevice（tool）withaatreceivesbroadcastsignalsandtuuresandsound.Theword“television”wordstele（Garaway）andvision（seeing）.

UsuallyaTVlookslikeabox.OlderTVshadlargewoodenframesandsaloorlikefurniture.NewerTVsbecamesmalluldlvvenportablesoyoucouldtakeitwithyouwhereveryouwent.ThesmallestTVscaurhand.ThelargestTVscantakeupawholewallinyourhouse,andmalbejustalargeflaatcanbemountedwall.ManyTVsarenowmadeinwidapelikemovietheaatherthanoldquareTVs.

Atelevisionhasanantenna（oraerial）asacable.Thisggnalaableprovider.TVscanalsoshowmovDVDplaVCRs.TVscanbdutersandgales,usuallythroughakindalled“SCART”.

III.WeborWorldWideWeb

TheWorldWideWebaIatcontainswebsitesandwebpages.

IusedtodescribeWebPagesthatareusedofflinewvicesarenotavailabluternetworkexists-suchasWikipediaonCD.IaalphysicalsiteexantheplacewuBlogandWikicapabilitieswillalsonotbeavailablebecauquireacommunicationwuters.

IV.Radio

RadioisacommunicavThoughoriginallyusedunicatebetweentwopeoplwusedtolusic,news,andpeopletalking.RadioshowswdTVprograms.

V.DVD

DVDlystandsfor“digitalversatiledisk”.ItcanplayvideothaahigherqualitythanaVHStape.

VI.TwokindsofDVD

Theycanalsohold4.7GBationad00MBthataCDcanhold.AplusofusingaDVDforavidabilaveinteractivemenusandbonusfeaturessuchasdeletedandaries.

VII.Email

Email（elail）isamessage,usuallytexIusertoaailisquansnailmail（mail）whensendingoverlongdistancesandisusuallTosendveanemail,acomputerwithamodemandtelephoneldIandanemailprogramarerequired.Emailaddressesaregenerallyformatedl:

login@server.（gor

country-reg）aniesletyousendandreceiveemailawebsite.Gmail,HotmailandYahoo!

dVIII.Human

Herearetwohumans.

Amaleftandawomaght.Ahumanorhumanbeingisalikeyou.Amalehumanisaman,afemalehumanisawoman.Ifyouthinkaboutallhumawholeworld,theyarecalledhumanity.Inthepalehavealsousedmanandmankindtomeanallhumans.

HumansarecalledHomosapiensbHumansareananimalatbelonggroupcalledprimaareprimabuallearegorillasandchimpaatchimpanzeesandhumanscaaabywhatiscalledevoluanimalsevlikehumansthanchimpalivedtoo,buttheyarenowextinct.

Humanrightsagsthateveryonedeservesandthewauldbetreatedbl:

WordsandexUuanareaofgrasslandwwhichallpeopleauseoralandationaluseinanurbanarea（常用于专有名词中）:

EverySaturdayJeanwentridingvillagHarlowverybeautifulinwinter.哈洛公园在冬天时风景很美。

2:

insharedu:

unusualadassociatedwgreatmale:

Tldayssufferedgreatly.2.tobeexpected;standard:

daredbytwarties:

daldquality;widelyknowlyencountered;averageorordinaryorusual:

an.5.belongingarticipatedinbyacommunityasawhole;public:

goodlyencountered:

a（orfamiliar）complabeingorcharaappropriatetoeverydaylanguage:

arlalackingultivaaste:

behaviorthatbrandedhimalowqualityorvalue:

producedlothsusedbulalanyherbaceousplanthavingmedicinal2.alackingintelligadlaborale;unornamented:

asimplecoulhouse.2.（botany）ofleafshapes;ofleaveshavingnodivubdivavingfewparts;lexlicatedorinvolved:

asimpleproblasyandnotinvolvedlicated:

asimplegame.）5.lackingmentalcapacityanddevoidofsubtlxhibitingchildllicityandcredulity:

simplecoulogacticalapplicadustry2.thedisciplinedealingwaapplyingwledgetopracticalproblems

universaluplingthaworotatingshaftsallowingfreedvalld:

Ivehiclesauniversaljointallowsthedriveshaveupanddownasthevehiclepassesoverbumps.）adj.ofworldwidapplicability:

universalexathematical

adatisticallypossiblethoughhighlyimprobable:

haveamathematicalchaakingtheplayoffs.2.beyondquestion:

amathematicalcertaainingatureofmathematics:

amathematicaltextbaracterizedbytheexaathematics:

mathematicallatingavingabilworkwithnumbers:

amathematicalwhiz.

artificial

advedbyartratherthannature:

artificialflowers.2.notarisingfromnaturalgrowaracterizedbyvitalartificiallyformal:

Herhusbandhatedtheartificialhumility.

disagree

v.1.bedanother2.beofd:

Shedisagreeswusbandonmanyqudisadvantagqualavingalessfavorablv.putatadisadvantage;hinder,harm:

Thisruleclearlydisadvantagagorselecting:

Youlorswasunfortunate.）2anumbgsfromwhichonlyonecanb:

Myonluse.

aduperiorgrade:

wines.2.appealingdtaste:

wine.

materialgsneededfordoingormakingg:

writingmaterials.2ation（dataorideasorobservations）thatcanbeusedorreworkedintoadform:

Thearchivesprovidedrichmaterialforadefinitivebiography.）3.audgedsuitableforadloyment:

Hewasunivaterialangiblesubstancethatgakeupofaphysicalobject:

Coalisahardblackmaterial.5.artifactmadebyweavingorfeltingggnaturalbers:

Shemeasuredughmaterialforadadj.1.directlyrelevanttoamaallyalawcase:

Hissupportmadeamateriald2dwithoraffectingphysicalasdllectuallogicalwell-being:

materialneeddwithworldlyratherthaual:

materialderiveddofmatter:

Thematerialunivavingsubstaapableofbeingtreatedasfact;notimaginary

maaananimal（especiallyasexualpartner）:

Helovedthemareandallhermates.2.afellowmemberofateam:

Itwaartagaammaate

v.1.investwithanewtitlank:

Createoneapeer.2.createbyaans:

Createabringintoexistence:

Thecompanywascreated25yearsago.4.makeorcausetobbecome:

createafuvactofdecidingtodg:

Hedidn’tmakeamovetohelp.2.theaangingyourresidlaceofbusiness:

Theysaythavesequalaanginglocalacetoanother: