中职计算机专业英语03 教学课件 Lesson 1　What Is a Computer.ppt

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1、计算机专业英语Lesson1WhatIsaComputer?WordsandExpressionsNotesReadingComprehension译文Lesson1WhatIsaComputer?补充阅读学习重点Lesson1WhatIsaComputer?Sincethetechnologyisdevelopingrapidlynowadays...由于当今科技发展迅速……Since在这里表示“由于”的意思，引导原因状语从句。Sincethetechnologyisdevelopingrapidlynowadays,nearlyallpe

2、oplearefamiliarwithcomputers.Ithasbecomeanessentialpartofhumanlife.Everyoneiskeenonit.Nowlet’sseewhatacomputeris.Lesson1WhatIsaComputer?Itcanstoreandprocessdataandproduceoutputresultsunderthedirectionofastoredprogramofinstructionsinaveryfastandaccurateway.Itcannotonlydealwi

3、thletters,charactersandfiguresbutalsosounds,imagesandinformationofothersorts.Itisveryconvenientforpeopletodealwithroutinetasksandallkindsofdullfiguresbycomputerinamoreenjoyableway.Computersarehuman’sfriendsandtheyareusefultoolsforpeople.Lesson1WhatIsaComputer?Lesson1WhatIsa

4、Computer?ThefirstcomputerinthehistorywasnamedENIAC(ElectronicNumericalIntegratorandComputer)in1946.Itwasquitehugeandexpensive.Ordinarypeoplecannotaffordit.Lateron,sincethecontributionofhumanbeing’sintelligence,computersarebecomingsmallerandlessexpensive.Evenordinarypeopleli

5、keyouandmecanaffordittoday.Lesson1WhatIsaComputer?ThefirstcomputerinthehistorywasnamedENIAC(ElectronicNumericalIntegratorandComputer)in1946.Itwasquitehugeandexpensive.Ordinarypeoplecannotaffordit.Lateron,sincethecontributionofhumanbeing’sintelligence,computersarebecomingsma

6、llerandlessexpensive.Evenordinarypeoplelikeyouandmecanaffordittoday.Lesson1WhatIsaComputer?Wecanfindvariouscomputersinthemarkettoday.Peopleusecomputersintheirdailylifeforstudying,workingorjustforentertainment.ThetypicaltypeofcomputerlookslikeaTVset.Wecallitdesktopcomputer.Y

7、oucanfinditinpeople’soffices,athomesorinnetbars.ThiskindofcomputerisoftencalledPC(PersonalComputer).Inrecentyears,theyaregraduallyreplacedbyanothertypeofcomputerwhichiscallednotebookcomputerorlaptopcomputer.Thelatteroneismuchsmallerandmoreexpensivethantheformerone.However,i

8、tismoreconvenientbecauseitissmallenoughtoputintoabriefcase.Lesson1WhatIsaComputer?