高中英语：Unit3 (Computers)课件 新人教版必修2 课件VIP免费

ks5u精品课件NewSEFCB2Unit3Computers(Reading)ks5u精品课件Whatdoyouknowaboutcomputers?monitorkeyboardmouseCD-ROM/DVD-ROMloudspeakerboxFDD（FloppyDiskDriverks5u精品课件CPUharddiscfloppydiscUSBFlashDiskks5u精品课件printerscannermodemks5u精品课件Pre-readingquestions1.Whathavecomputerschangedourlife?2.Whatchangeswilltheybringtousinthefuture?ks5u精品课件ks5u精品课件ks5u精品课件ComprehendingTask1:Gooverthestoryanddiscusswithyourpartnerwhothespeakerisinthisstory.Writedownthreesentencestosupportyouridea.1.Thenin1822IwasbuiltasanAnalyticalmachinebyCharlesBabbage.2.MyrealfatherwasAlanTuring,whoin1936wrote…solveanymathematicalproblem.3.However,peoplethoughtIwassimple-mindeduntiltheydiscoveredIhad“artificialintelligence”.Itisacomputer.ks5u精品课件Task2:Fromthereadingpassage,findthewordsandexpressionswiththefollowingmeanings.1__________completely2._________completechange3._________tomakesomethinghappen4._________whenababyoranimalisborn5._________unabletounderstanddifficultthings6._________pass7._________takecorrectaction8._________broadcastonseveraldifferentchannels9._________indeed10.__________usedtoshowthatsomethinghappensinspiteofaproblemtotallyrevolutionso…thatbirthsimple-mindedgobydealwithnetworktruelyanywayks5u精品课件Task3Lookatthetimelinebelow.FillintheblankswithInformationformthereadingabove.1642:___________________________________________:TheAnalyticalMachinewasmadebyCharlesBabbage.1936:_____________________________________________1960s:___________________________________________________:Thefirstfamilyofcomputerswasconnectedtoeachother.1970s:______________________________________________Now:_____________________________________________Thecomputerbeganasacalculatingmachine.1822AlanTuringwroteabooktodescribehowcomputerscouldbemade.Computershadnewtransistorsandbecamesmaller.1960sComputerswerebroughtintopeople’shomes.Computersconnectpeopleallovertheworldtogether.ks5u精品课件Thehistoryofcomputersthesecondgeneration(1956-1963)thethirdgeneration(1964-1971)thefourthgeneration(1971-)Thefirstgeneration(1945-1956)ks5u精品课件Homework•1.Readthetextafterclassandlookformoreinformationaboutthedevelopmentofcomputersanditsapplications.•2.Retellthestory.•3.Writedownthestory.ks5u精品课件