实用IT英语（第4版）全套教学课件

ComputerFamiliesUnit1实用IT英语（第4版）全套可编辑PPT课件Inthisunit,wearefocusingonthefollowingissues.vacuumtube;IBM(InternationalBusinessMachinesCorporation);transistor;integratedcircuit(IC);siliconchip;microprocessor;connectivity;parallelprocessing;voicerecognition;personalcomputer(PC);centralprocessingunit(CPU);desktopcomputer;laptopcomputer;mainframe;minicomputer;supercomputer;artificialintelligence(AI)OutlineComputertechnologyonpeople’slives.Fivegenerationsofthecomputersandthesignificantadvancementsintechnologyofeachgeneration.Differenttypesofcomputers.Futureofcomputers.TipsonhowtostartyourcareerinInformationTechnology.ProfessionalTerminologyDialogue:TheImpactofComputersonPeople’sLivesSection

2ReadingTextA:TheEvolutionoftheComputerAgeTextB:DifferentTypesofComputersTextC:TheFutureofComputersOccupationalTips:HowtoStartYourCareerinInformationTechnologyClassActivities:GuessWhotheITFigureIsCONTENTSSection

1Section

3Section

4Dialogue:TheImpactofComputersonPeople’sLives01Directions:Readthefollowingdialogueinpairsanddiscusstheimpactofcomputersonpeople’slives.Situation:Twostudentsoncampusarediscussingtherelationshipbetweencomputersandpeople’slives.Jessie:Hi,Bill!Haveyounoticedthatnowadayscomputersaremuchmoreinvolvedinpeople’slives?Bill:Idoagreewithyou.Computersarepeople’sindispensablecompanionshelpingusdothings.Jessie:Yes,IalwaysusemycomputertoconnecttotheInternettosurftheWeb.It’sevenadailyroutineforme.Bill:Thesamethingforme.Ican’timaginemylifewithoutacomputer.Jessie:Ofcoursenot!Ireadnews,storiesandmoviereviews,andgettheweatherforecastnearlyeveryevening.Dialogue:TheImpactofComputersonPeople’sLives01Bill:Andwhat’smore,withacomputeryoucanalsosendE‑mailstomanypeoplesimultaneously,andyoucansave,print,andforwardE‑mailstoothers.Youdon’tevenneedastamp!Jessie:That’strue!Listeningtomusicandwatchingmoviesoncomputerarereallygoodentertainmentforme!Bill:DoyouknowthemostwonderfulthingIliketodowithacomputer?That’stoplaycomputergames.ManygamesallowyoutocompetewithotherplayersaroundtheworldthroughtheInternet.Jessie:Thatsoundsfantastic!Well,justdon’tspendtoomuchtimeonit!Bill:Icertainlywillnot!Notesbeinvolvedin01indispensablecompanionssurftheWebdailyroutinesimultaneously02030405同时地被卷入；融入不可缺少的伙伴上网冲浪日常事务Dialogue:TheImpactofComputersonPeople’sLivesSection

2ReadingTextA:TheEvolutionoftheComputerAgeTextB:DifferentTypesofComputersTextC:TheFutureofComputersOccupationalTips:HowtoStartYourCareerinInformationTechnologyClassActivities:GuessWhotheITFigureIsCONTENTSSection

1Section

3Section

4TextA:TheEvolutionoftheComputerAge01TheComputerAgedidnotreallybeginuntilthefirstcomputerwasmadeavailabletothepublicin1951.Themodernageofcomputersspansmorethan70years,whichistypicallybrokendownintofivegenerations.Eachgenerationismarkedbyasignificantadvancementintechnology.TheFirstGeneration(TheVacuumTubeAge,1951—1957):Duringthisgeneration,computerswerebuiltwithvacuumtubes—electronictubesthatweremadeofglassandwereaboutthesizeoflightbulbs.Thesecomputerswereexpensiveandbulky.Theyusedmachinelanguageforcomputingandcouldsolvejustoneproblematatime.Intheyear1951,thefirstcommerciallyavailableelectronicdigitalcomputerwasintroducedtothepublic,whichmarkedthefirstgenerationcomputerscameintobeing.IBM(InternationalBusinessMachinesCorporation),todayabignameinthelistofcomputertechnologyindustries,announcedtheIBM702ElectronicDataProcessingMachinein1953.Itwasdevelopedforbusinessuseandcouldaddressscientificandengineeringapplications.TheSecondGeneration(TheTransistorAge,1958—1963):Thisgenerationbeganwiththefirstcomputersbuiltwithtransistors—smalldevicesthattransferredelectronicsignalsacrossaresistor.Becausetransistorsweremuchsmaller,usinglesspower,andcreatedlessheatthanvacuumtubes,thenewcomputerswerefaster,smaller,cheaper,energy-efficient,andmorereliablethanthefirst-generationmachineswere.Inthe1960s,transistorbasedcomputersreplacedvacuumtubecomputers，markedthesecondgenerationofcomputers.TextA:TheEvolutionoftheComputerAge01TheThirdGeneration(TheIntegratedCircuitAge,1964—1969):In1964,computermanufacturersbeganreplacingtransistorswithintegratedcircuits.Anintegratedcircuit(IC)isacompleteelectroniccircuitonasmallchipmadeofsilicon.Thesecomputersweremorereliableandcompactthancomputersmadewithtransistors,andtheycostlesstomanufacture.What’smore,theuseofthenewtypesofcomputerincreasedthespeedandefficiencyofcomputers.Intheyear1965,DigitalEquipmentCorporation(DEC)introducedthefirstminicomputers(Figure1-1).TheFourthGeneration(TheMicroprocessorAge,1970—1990):Thereweremanykeyadvancementsthatweremadeduringthisgeneration,themostsignificantofwhichwastheuseofthemicroprocessor—aspecializedchipdevelopedforcomputermemoryandlogic.Thisrevolutionizedthecomputerindustrybymakingitpossibletouseasinglechiptocreatesmallerpersonalcomputers.Microprocessorscameupduringthe1970s.Intelproducedlarge-scaleintegrationcircuitsin1971.AppleComputer,Inc.,foundedbySteveWozniakandSteveJobs,broughtouttheMacintoshpersonalcomputerin1984.Microsoft,acompanyfoundedbyayoungHarvarddrop-outnamedBillGates,whowrotetheprogramminglanguageBASICforoneoftheearliestmicrocomputers(Figure1-2),introducedtheirWindowsgraphicaluserinterfaceintheyear1985.TextA:TheEvolutionoftheComputerAge01TheFifthGeneration(TheAgeofConnectivity,1990andbeyond):Ourcurrentgenerationhasbeenreferredtoas“ConnectedGeneration”becauseoftheindustry’smassiveefforttoincreasetheconnectivityofcomputers.TherapidlyexpandingInternet,WorldWideWeb,andintranetshavecreatedaninformationhighwaythathasenabledbothcomputerprofessionalsandhomecomputeruserstocommunicatewithothersacrosstheglobe.What’smore,presentlythecomputerswouldbecapableofmassiveparallelprocessing,supportvoicerecognitionandunderstandnaturallanguage.Thecurrentadvancementsincomputertechnologyarelikelytotransformcomputingmachinesintointelligentonesthatpossessself-organizingskills.Theevolutionofcomputerswillcontinue,perhapstillthedaytheirprocessingpowersequalhumanintelligence.Figure1-1 MinicomputerFigure1-2 MicrocomputerTextA:TheEvolutionoftheComputerAge01advancement01vacuumtubebulkytransistor integratedcircuit(IC)02030405集成电路n. 进步真空管（电子管）adj. 庞大的；笨重的；肥大的n. 晶体管NewWords&Expressionschip06n. 芯片silicon07n. 硅microprocessor08WorldWideWeb(WWW)connectivityintranetprogramminglanguage09101112编程语言n. ［计］微处理器万维网n. ［计］连通性n. 内部网络；专用网intelligence13n. 智力；智能TextA:TheEvolutionoftheComputerAge01Ⅰ.Answerthefollowingquestionsaccordingtothetext.Ⅱ.Decidewhetherthefollowingstatementsaretrueorfalse.Exercises1.WhendidtheComputerAgereallybegin?2.WhatarethefivegenerationsofComputerAge?3.Whatisthesignificantadvancementintechnologyofeachgeneration?4.WhoisthefounderofMicrosoftCorporations?Whatdoyouthinkhismaincontributiontothecomputerworldis?5.Whyhasthecurrentagebeenreferredtoas“ConnectedGeneration”?(  )1.Duringthefirstgeneration,computerswerebuiltwithvacuumtubes—electronictubesthatweremadeofglassandwereaboutthesizeoflightbulbs.(  )2.IBM702ElectronicDataProcessingMachinewasdevelopedformilitaryuseandcouldaddressscientificandengineeringapplications.(  )3.Inthe1970s,transistorbasedcomputersreplacedvacuumtubes.(  )4.Anintegratedcircuit(IC)isacompleteelectroniccircuitonasmallchipmadeofsilicon.(  )5.Thecurrentgenerationhasbeenreferredtoas“ConnectedGeneration”becauseoftheindustry’smassiveefforttoincreasetheconnectivityofcomputers.TFFTTTextB:DifferentTypesofComputers01Acomputerisoneofthemostbrilliantinventionsofmankind.Thankstothecomputertechnology,wewereabletoachieveanefficientstorageandprocessingofdata;wecouldrestourbrainsbyemployingcomputermemorycapacitiesforstorageofinformation.Owingtocomputers,wehavebeenabletospeedupdailywork,carryoutcriticaltransactions,andachieveaccuracyandprecisioninwork.Computersoftheearlieryearswereofthesizeofalargeroomandwererequiredtoconsumehugeamountsofelectricpower.However,withtheadvancingtechnology,computershaveshrunktothesizeofasmallwatch.Dependingontheprocessingpowerandsizeofcomputers,theyhavebeenclassifiedundervarioustypes.Followingaresomeimportanttypesofcomputers.MainframeComputer(Figure1-3):LargeorganizationsusemainframesforhighlycriticalapplicationssuchasbulkdataprocessingandERP.Mostofthemainframecomputershavethecapacitiestohostmultipleoperatingsystemsandoperateasanumberofvirtualmachinesandcanthussubstituteforseveralsmallservers.Microcomputer:Acomputerwithamicroprocessoranditscentralprocessingunitisknownasamicrocomputer.Theydonotoccupyspaceasmuchasmainframes.Whensupplementedwithakeyboardandamouse,microcomputerscanbecalledpersonalcomputers.Figure1-3MainframeComputerTextB:DifferentTypesofComputers01Amonitor,akeyboardandothersimilarinput/outputdevices,computermemoryintheformofRAMandapowersupplyunitcomepackagedinamicrocomputer.Thesecomputerscanfitondesksortablesandserveasthebestchoicesforsingle-usertasks.Personalcomputerscomeinavarietyofformssuchasdesktops,laptopsandpersonaldigitalassistants.Letuslookateachofthesetypesofcomputers.Desktop(Figure1-4):Adesktopisintendedtobeusedonasinglelocation.Thesparepartsofadesktopcomputerarereadilyavailableatrelativelowercosts.Powerconsumptionisnotascriticalasthatinlaptops.Desktopsarewidelypopularfordailyuseinworkplacesandhouseholds.Laptop(Figure1-5):Similarinoperationtodesktops,laptopcomputersareminiaturizedandoptimizedformobileuse.Laptopsrunonasinglebatteryoranexternaladapterthathargesthecomputerbatteries.Theyareenabledwithaninbuiltkeyboard,touchpadactingasamouseandaliquidcrystaldisplay.Itsportabilityandcapacitytooperateonbatterypowerhaveservedasaboonformobileusers.Figure1-4DesktopComputerFigure1-5LaptopComputerTextB:DifferentTypesofComputers01Minicomputer:Intermsofsizeandprocessingcapacity,minicomputerslieinbetweenmainframesandmicrocomputers.Minicomputersarealsocalledmid-rangesystemsorworkstations.Thetermbegantobepopularlyusedinthe1960storefertorelativelysmallerthirdgenerationcomputers.Theytookupthespacethatwouldbeneededforarefrigeratorortwoandusedtransistorandcorememorytechnologies.The12-bitPDP-8minicomputeroftheDigitalEquipmentCorporationwasthefirstsuccessfulminicomputer.Supercomputer(Figure1-6):Thehighlycalculation-intensivetaskscanbeeffectivelyperformedbymeansofsupercomputers.Quantumphysics,mechanics,weatherforecasting,moleculartheoryarebeststudiedbymeansofsupercomputers.Theirabilityofparallelprocessingandtheirwell-designedmemoryhierarchygivethesupercomputerslargetransactionprocessingpowers.Figure1-6SupercomputerWearableComputer(Figure1-7):Arecord-settingstepintheevolutionofcomputerswasthecreationofwearablecomputers.Thesecomputerscanbewornonthebodyandareoftenusedinthestudyofbehaviormodelingandhumanhealth.Militaryandhealthprofessionalshaveincorporatedwearablecomputersintotheirdailyroutine,asapartofsuchstudies.Whentheusers’handsandsensoryorgansareengagedinotheractivities,wearablecomputersareofgreathelpintrackinghumanactions.Wearablecomputersareconsistentlyinoperationastheydonothavetobeturnedonandoffandareconstantlyinteractingwiththeuser.TextB:DifferentTypesofComputers01Theseweresomeofthedifferenttypesofcomputersavailabletoday.Lookingattherateoftheadvancementintechnology,wecandefinitelylookforwardtomanymoretypesofcomputersinthenearfuture.Figure1-7WearableComputerNewWords&Expressions01020304050607ERPabbr.mainframecentralprocessingunitdesktopcomputerlaptopcomputerminicomputersupercomputerwearablecomputer企业资源计划（EnterpriseResourcePlanning）n.主机；大型计算机中央处理机（CPU）台式计算机膝上型计算机；便携式计算机n.小型计算机n.超级计算机可穿戴的计算机08TextB:DifferentTypesofComputers01Ⅰ.Fillintheblanksaccordingtothetext.Exercises1.Largeorganizationsuse_______forhighlycriticalapplicationssuchasbulkdataprocessingandERP.2.________________canbewornonthebodyandareoftenusedinthestudyofbehaviormodelingandhumanhealth.3.Intermsofsizeandprocessingcapacity,_____________lieinbetweenmainframesandmicrocomputers.4._________runonasinglebatteryoranexternaladapterthatchargesthecomputerbatteries.5.A_________isintendedtobeusedonasinglelocation.mainframesWearablecomputersminicomputersLaptopsdesktopTextB:DifferentTypesofComputers01Ⅱ.Decidewhetherthefollowingstatementsaretrueorfalse.Exercises()1.Thesparepartsofadesktopcomputerarereadilyavailableatrelativehighercosts.()2.Mostofthesupercomputershavethecapacitiestohostmultipleoperatingsystemsandoperateasanumberofvirtualmachinesandcanthussubstituteforseveralsmallservers.()3.Intermsofsizeandprocessingcapacity,microcomputerslieinbetweenmainframesandmicrocomputers.()4.Quantumphysics,mechanics,weatherforecasting,moleculartheoryarebeststudiedbymeansofminicomputers.()5.Wearablecomputersareconsistentlyinoperationastheydonothavetobeturnedonandoffandareconstantlyinteractingwiththeuser.FTFFTTextC:TheFutureofComputers01Asanyonewhohaslookedattheworldofcomputerslatelycanattest,thesizeofcomputershasbeenreducedsharply,evenasthepowerofthesemachineshasincreasedatanexponentialrate.Infact,thecostofcomputershascomedownsomuchthatmanyhouseholdsnowownnotonlyone,buttwo,threeorevenmorePCs.Astheworldofcomputersandcomputertechnologycontinuestoevolveandchange,manypeople,fromsciencefictionwritersandfuturiststocomputerworkersandordinaryusers,allhavewonderedwhatthefutureholdsforthecomputerandrelatedtechnologies.Manythingshavebeenpictured,fromrobotsintheformofhouseholdservantstocomputerssosmallthattheycanfitinapocket.Indeed,someofthesepredictedinventionshavealreadycometopass,withtheintroductionofpocketcomputer’sandroboticvacuumcleaners.Beyondtheseinnovations,however,therearelikelytobemany,manymore.Oneofthemostimportantareasofresearchintheworldofcomputersisthatofartificialintelligence.Whenmanypeoplethinkofartificialintelligence,theymaypicturefullyawaremachines,completewithemotions,andtheproblemsthatcanarisefromthem.Eventhoughthisremainsthegoalofmanyartificialintelligenceresearchers,infactartificialintelligencetechnologyisalreadyinplaceandalreadyservingtheneedsofhumanseverywhere.TextC:TheFutureofComputers01Oneofthemostpowerfulusesofartificialintelligencethusfarisintheworldofspeechrecognition.Thispowerfultechnologyisalreadyinplaceincallcenters,banks,brokeragecenters,insurancecompanies,andotherbusinessesthroughouttheworld.Whilespeechrecognitionisstillimperfect,ithasimprovedgreatlyinrecentyears,andinthefuturemanyroutine,andevennon-routine,phonecalls,andtelephoneinquiriesmaybehandledcompletelywithouthumanintervention.Robottechnologyhasalsocomealongway,butitstillhasalongwaytogo.Robotsinthefutureareunlikelytotakehumanform,exceptinafewspecializedapplications.Instead,robotsarelikelytodoagreatdealofworkthatissimplytoodangerousforhumanstoaccomplish.Fromspaceflightapplicationstosearchandrescue,robotsarelikelytocontinuedownthelearningcurvetheyhavealreadyentered,furtherenhancinghumanlivesandprovidingvaluableservicesforafractionofthecostoftoday’srobothelpers.Quantumcomputers(Figure1-8)arealsolikelytotransformthecomputingexperience,forbothbusinessandhomeusers.Thesepowerfulmachinesarealreadyonthedrawingboard,andtheyarelikelytobeintroducedinthenearfuture.Thequantumcomputerisexpectedtobeagiantleapforwardincomputingtechnology,withexcitingimplicationsforeverythingfromscientificresearchtostockmarketpredictions.Figure1-8QuantumComputerTextC:TheFutureofComputers01Nanotechnologyisanotherimportantpartofthefutureofcomputers,expectedtohaveaprofoundimpactonpeoplearoundtheglobe.Nanotechnologyistheprocesswherebymatterismanipulatedattheatomiclevel,providingtheabilityto“build”objectsfromtheirmostbasicparts.Likeroboticsandartificialintelligence,nanotechnologyisalreadyinuseinmanyplaces,providingeverythingfromstainresistantclothingtobettersuntanlotion.Theseadvancesinnanotechnologyarelikelytocontinueinthefuture,makingthisoneofthemostpowerfulaspectsoffuturecomputing.Andifhistoryistobeanyguide,someofthemostpowerfuladvancesintheworldofcomputersandcomputertechnologyarelikelytobecompletelyunforeseen.Afterall,someofthemostpowerfultechnologiesofthepasthavetakenusbysurprise,sostaytunedforatrulyfascinatingfuture.NewWords&Expressions0102030405artificialintelligence(AI)speechrecognitionafractionof人工智能语音识别一小部分；少许quantumcomputernanotechnology量子计算机n.纳米技术TextC:TheFutureofComputers01Ⅰ.Decidewhetherthefollowingstatementsaretrueorfalse.Ⅱ.Discussingroupsonthefollowingissues.Exercises()1.Thesizeofcomputershasbeenreducedsharply,evenasthepowerofthesemachineshasincreasedatanexponentialrate.()2.Thespeechrecognitionisnowperfect.Phonecallsandtelephoneinquiriescanbehandledcompletelywithouthumanintervention.()3.Quantumcomputersarelikelytotransformthecomputingexperience,forbothbusinessandhomeusers.()4.Nanotechnologyistheprocesswherebymatterismanipulatedatthemolecularlevel,providingtheabilityto“build”objectsfromtheirmostbasicparts.()5.Likeroboticsandartificialintelligence,quantumtechnologyisalreadyinuseinmanyplaces,providingeverythingfromstainresistantclothingtobettersuntanlotion.1.Whatarethecomputersgoingtobelikeinthefuture?2.Whatareyourexpectationsforthecomputersinthefuture?FTFTFDialogue:TheImpactofComputersonPeople’sLivesSection

2ReadingTextA:TheEvolutionoftheComputerAgeTextB:DifferentTypesofComputersTextC:TheFutureofComputersOccupationalTips:HowtoStartYourCareerinInformationTechnologyClassActivities:GuessWhotheITFigureIsCONTENTSSection

1Section

3Section

4OccupationalTips:HowtoStartYourCareerinInformationTechnology01Directions:ReadthetipsonhowtobeginanITcareerbyRandalThomasandfigureoutyourowncareerexpectations.HowtoStartanITCareerAcareerininformationtechnology(IT)canprovesatisfying,secure,andlucrative.TheITindustrygrowsyearafteryear.Techcompaniesseekqualifiedemployeesfromaroundthecountry.AnITcareermightinvolveWebdevelopment,networkmanagement,networksecurity,orcomputergameprogramming.Whatevertechnologicaljobyouwant,you’llneedasolidfoundationtocompeteinthisgrowingmarket.1.Pursuetherightdegrees.Forinstance,peopleemployedintheITindustryhaveataminimumadiplomaincomputerscience.SomeITprofessionalsgoontoobtainaBachelor’sdegree,amaster’sdegree,orevenPh.D.incomputerscience,butyourcareercanbeginwiththerightBachelor’sdegree.Inadditiontomajoringincomputerscience,youshouldminorinsomethinglikemathorelectronics.2.Offerfreelanceprogrammingserviceswhileyouattendschool.Buildaportfolioofprogrammingprojectsthatyoucanshowprospectiveemployers.Aportfolioofprogrammingprojectsshowcasesyourskillsandinitiative.OccupationalTips:HowtoStartYourCareerinInformationTechnology013.Seekaninternshipbeforeyougraduate.Mostjobsrequirepreviousexperience.Ifyoumaintainaninternshipconcurrentlytopursuingyourundergraduatedegree,youwillgraduatewith2or3years’experience.Foremployers,thisexperiencesetsyouapartfromthecompetitionintermsofskills,ambitionandtimemanagement.4.Developrelatedskills.Forinstance,Webprogrammingandnetworkmanagementskillswillbolsteryourresume.WebprogrammingdoesnotmeanWebdesign.Instead,Webprogrammingconsistsofbuildingprogrammingskillsincludingphp,flash,java,orxml.5.Getcertified.Forinstance,MicrosoftofferscertificationinsuchthingsasSQLservers,VisualStudio,andMSOfficeSharePointServer.Certificationsprovideobjectiveproofthatyouhavethenecessarytechnologicalskillstosucceedinajob.6.SignupforanITjob-placementservice.Onceyougraduate,startthejobsearchprocessbyregisteringwithajobplacementcompanythatspecializesinITjobs.Suchacompanycanassessyourskills,prepareyourresume,andhelpyoufindjobsthatsuityourexperienceandinterest.Theyworkforyouandconsistofoneofthebestmethodsoffindingaqualityjob.OccupationalTips:HowtoStartYourCareerinInformationTechnology01Ⅰ.Answerthequestionsaccordingtothetext.Ⅱ.Discussingroupsonthefollowingissues.Exercises1.HowmanyoccupationsinITcanyoulearnfromthetextaboveandwhatarethey?2.Whichoccupationareyouinterestedin?Why?1.Decidewhichpoint/pointsis/aremostimportantforyouasanITcareerbeginner.Exchangeyourideaswithyourpartner.2.Talkaboutyourcareerexpectationswithyourclassmates.Dialogue:TheImpactofComputersonPeople’sLivesSection

2ReadingTextA:TheEvolutionoftheComputerAgeTextB:DifferentTypesofComputersTextC:TheFutureofComputersOccupationalTips:HowtoStartYourCareerinInformationTechnologyClassActivities:GuessWhotheITFigureIsCONTENTSSection

1Section

3Section

4ClassActivities:GuessWhotheITFigureIs01Directions:Therearemanyremarkablegiantsincomputerworld,whohavedonegreatcontributionstothedevelopmentoftheindustry.Inthissection,youwillbegivenwithsomehintstoguesswhothefigureismentioned.Guesswhothepersonis.AHeattendedpublicelementaryschoolandtheprivateLakesideSchool.There,hediscoveredhisinterestinsoftwareandbeganprogrammingcomputersatage13.In1973,heenteredHarvardUniversityasafreshman,whileinhisjunioryear,heleftHarvardtodevotehisenergiestoMicrosoft,acompanyhehadbegunin1975withhischildhoodfriendPaulAllen.Guidedbyabeliefthatthecomputerwouldbeavaluabletooloneveryofficedesktopandineveryhome,theybegandevelopingsoftwareforpersonalcomputers.HeisthechairmanofMicrosoftCorporation,theworldwideleaderinsoftware.Answer:Heis______________BillGatesClassActivities:GuessWhotheITFigureIs01BHewasborninSanFrancisco,California.In1972,hegraduatedfromHomesteadHighSchoolinCupertino,CaliforniaandenrolledinReedCollegeinPortland,Oregon.Onesemesterlater,hehaddroppedout,latertakingupthestudyofphilosophyandforeigncultures.Hehadadeep-seatedinterestintechnology,sohetookupajobatAtariInc,thenaleadingmanufacturerofvideogames.HestruckafriendshipwithfellowdesignerSteveWozniakandattendedmeetingsofthe“HomebrewComputerClub”withhim.In1976,heco-foundedAppleComputerinhisfamilygarage.HebecamethepermanentCEOfromtheyear2000,onwardshespearheadedtheadventoftheiMac,iTunes,iPod,iPhone,andiPad.OnOctober5,2011,hepassedaway.Answer:Heis______________.SteveJobsClassActivities:GuessWhotheITFigureIs01CHeisthefounder,chairmanandchiefexecutiveofficerofTencent,Asia’smostvaluablecompany,oneofthelargestInternetandtechnologycompanies,andoneofthebiggestinvestment,gaming,andentertainmentconglomeratesintheworld.ThecompanydevelopsChina’sbiggestmobileinstantmessagingservice,WeChat,anditssubsidiariesprovidemedia,entertainment,paymentsystems,smartphones,Internet-relatedservices,value-addedservicesandonlineadvertisingservices,bothinChinaandglobally.In2018,Timemagazinenamedhimoneoftheworld’smostinfluentialpeople.Answer:Heis______________.DHewasbornonMay14,1984.HeisanAmericancomputerprogrammerandInternetentrepreneur.Heisbestknownforco-creatingthesocialnetworkingsiteFacebook,ofwhichheischiefexecutiveandpresident.Heco-foundedaprivatecompanyin2004whilehewasastudentatHarvardUniversity.In2010,hewasnamedTimemagazine’sPersonoftheYear.OnMar18th,2016,hevisitedBeijinganddeliveredaspeechbyMandarininTsinghuaUniversitywithhisChineseAmericanwife.Answer:Heis______________.MaHuatengMarkZuckerberg谢谢观看!！学海无涯祝您成功！ComputerHardwareUnit2实用IT英语（第4版）Inthisunit,wearefocusingonthefollowingissues.hardware;software;printer;copymachine;systemunit;screen;monitor;speaker;keyboard;mouse;microphone;peripheraldevice;diskdrive;harddrive;randomaccessmemory(RAM);CPU(CentralProcessingUnit);functionkey;navigationkey;numerickeypadOutlineNewemployeeorientation.Introd