人教新课标版高一必修2unit 3 computers-reading 课件3

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1、Unit3ComputersReadingQUESTION-ANSWERCOMPETITIONWhatisPC?Speakthenameonthewhole.Personalcomputer.2.WhatisIT?InformationTechnology.3.WhatisCD-ROM?Compactdiscread-onlymemory.4.WhatisPDA?Personaldigitalassistant.5.WhatisW.W.W?Worldwideweb.6.科学技术Scienceandtechnology7.人工智能Artificialintelligence8.笔记本电脑Not

2、ebookcomputer9.Whowasthefirstpersontodevisethefirstcomputer?CharlesBabbageinventedanAnalyticalmachinein1822.10.Whowasthecomputers’realfather?AlanTuring.1243566.harddiscLabeleachpart1.monitor2.screen3.CD-ROM4.mouse5.keyboardReadingWHOAMI?1.Lookthroughthepassagetofindoutwhothespeakeris.2.Whatisthemai

3、nideaofthewholepassage?A.Theearlydevelopmentofthecomputer.B.Thelatedevelopmentofthecomputer.C.Theimportanceofthecomputer.D.Thehistoryofthecomputer.3.Inwhatorderisthispassagearranged(安排）?Itisacomputer.ListeningTime.Canyouputtheminanorderaccordingtothetimewhentheyappeared?()analyticalmachine()laptop(

4、)calculatingmachine()robot()PC()universalmachine251643Timeline1642:_______________________________________1822:TheAnalyticalMachinewasmadebyCharlesBabbage.___________________________________________________________________________________1940s:______________________________________________Thefirstf

5、amilyofcomputerswasconnectedtoeachother.1970s:________________________________________Now:__________________________________________Thecomputerbeganasacalculatingmachine.AlanTuringwroteabooktodescribehowcomputerscouldbemade.Computersconnectpeopleallovertheworldtogether.1960s:Computerswereusedinoffi

6、cesandhomes.Thecomputergrewaslargeasaroom.Scanning1936:Para1Para2Para3TopicsentenceSupportingdetails...tubes..communicationsfinance.Readthepassagecarefullyandfindthetopicsentenceofeachparagraphandthesupportingdetails.CarefulreadingcalculatingmachineanalyticalmachineuniversalmachinePC(desktop)laptop

7、Para1:OvertimeIhavebeenchangedquitealot.Simplifydifficultsums.Thinklogicallyandproduceananswerquickerthananyperson.Solveanydifficultmathematicalproblem.Usedinofficesandhomes.Para2:Thesechangesonlybecameposs