高中英語(yǔ)必修二：unit3-Warming-up-and-Reading-課件

ComputersWarmingupandreadingUnit3ComputersWarmingupandreadin1LookatthefollowingpicturesandsaytheirEnglishnames.abacuscalculatorLookatthefollowingpictures2hugecomputerPC(personalcomputer)hugecomputerPC3laptopPDA(personaldigitalassistant)laptopPDA4

Whatdoyouthinkthefuturecomputerdevelopmentwillbe?robotWhatdoyouthinkthefuture5Ithinkthat…Inmyopinion…Ibelievethat…What’syourreason?Whydoyouthinkso?1.Theycanbeusedforcalculating.2.Theycandealwithmathsproblems.3.Theyareourfriends.4.Theyareusefulandhelpful.Whatdotheyhaveincommon?Ithinkthat…1.Theycanbeuse61、teacheraffectseternity;hecannevertellwherehisinfluencestops.教師的影響是永恒的;無(wú)法估計(jì)他的影響會(huì)有多深遠(yuǎn)。2、gladlywouldlearn,andgladlyteach.勤于學(xué)習(xí)的人才能樂(lè)意施教。3、isnotthefillingofapailbutthelightingofafire.4、好的教師是讓學(xué)生發(fā)現(xiàn)真理，而不只是傳授知識(shí)。5、beunbounthanuntaught,forignoranceistherootofmisfortune與其不受教育，不知不生，因?yàn)闊o(wú)知是不幸的根源。6、doesnotmeanteachingpeopletokowwhattheydonotknow;itmeansteachngthemtobehaveastheydonotbehave.教育不在于使人知其所未知，而在于按其所未行而行。十月232023/10/52023/10/52023/10/510/5/20237、isaprogressivediscoveryofourignorance.教育是一個(gè)逐步發(fā)現(xiàn)自己無(wú)知的過(guò)程。2023/10/52023/10/505October20238、isaadmirablething,butitiswelltorememberfromtimetotimethatnothingworthknowingcanbetaught.教育是令人羨慕的東西，但是要不時(shí)地記住：凡是值得知道的，沒(méi)有一個(gè)是能夠教會(huì)的。2023/10/52023/10/52023/10/52023/10/5

1、teacheraffectseternity;he7keyboardmousemonitorscreenspeaker

hostcomputerWhatEnglishwordsdoyouknowaboutacomputer?keyboardmousemonitorscreenspea8Whatcancomputersbeusedtodoindailylife?

DiscussionHowdoyouusecomputersandtheInternet?Whatcancomputersbeusedto91.Helptodohomework2.Playcomputergames3.Sende-mails4.Listentomusic5.Seemovies6.Chat7.Searchforinformation8.Doshopping9.LearncomputerskillsYesNoIoftenuseacomputerto…Isometimesuseitto…andIneveruseitto…or1.Helptodohomework2.Play10DebateIscomputersgoodorbadforhumanbeings?Forhavegreatpower;makeourlivesmorecolorfulandmoreconvenient;…Againstmakepeoplelazy;unhealthyinformation;pollutetheenvironment;…DebateIscomputersgoodorbad11Readandanswerthequestions.1.Whoisthespeakerinthisstory?2.Writedownthreesentencesfromthestorytosupportyouridea.Readandanswerthequestions.121.Whoisthespeakerinthisstory?

Acomputer.2.Writedownthreesentencesfromthestorytosupportyouridea.1)IwasbuiltasanAnalyticalmachinebyCharlesBabbage.2)Myrealfather,AlanTuring,…3)Iwasalwayslonelystandingtherebymyself,untilinearly1960stheygavemeafamilyconnectedbyanetwork.1.Whoisthespeakerinthis13Listenagainandanswerthequestions.1.Wherewasthespeakerbornin1642?

InFrance.2.Whathappenedtothespeakerafternearlytwohundredyears?

HewasbuiltasanAnalyticalMachinebyBabbage.3.Whatwasthespeakercalledin1936?

Auniversalmachine.4.Whathappenedtothespeakerinthe1970s?

Hewasusedinofficesandhomes.Listenagainandanswerthequ14Findthewordorexpressionforeachofthefollowingmeaningsfromthetext.completechangeinwaysofthinking,working,etcrevolutionconnectedcomputersystemnetworktomakethingseasiertofindtheanswerusingnumbersasaresultsimplifycalculateso;thereforecanbemovedeasilyfromplacetoplacemobileFindthewordorexpressionfo15toworkouttheanswertoaproblemsolveone’saimorpurposegoaltotravelaroundanareatofindoutaboutitexplorecompletelytotallyanywayanyhowfinanceactivityofmanagingmoneytoworkouttheanswertoapr16In1642Ibeganasacalculatingmachineandcouldsolveanymathematicalproblem.MyrealfatherwasCharlesBabbage,whowroteabookandbuildmein1936.AfterIgotmynewtransistorsinthe1960s,Ibecamesmallerbutclevererandquicker.Iwasbroughtintopeople’shomesinthe1970s.SincemybirthIhavebeenbuilttotaketheplaceofhumanrace.FFTTFCheckthesentencesaretrueorfalse.In1642Ibeganasacalculati1716421822TheanalyticalmachinewasmadebyCharlesBabbage.1936Thecomputerbeganasacalculatingmachine．Thecomputergrewrapidlybothinsizeandinbrainpower.Readthetextcarefullyandfillinthetables.16421822Theanalyticalmachi181940s

Thefirstfamilyofcomputerswasconnectedtoeachother.1970snowComputershadgrownaslargeasaroom.1960sComputerswereusedinofficesandhomes.Computersconnectpeopleallovertheworldtogether.1940sThefirstfamilyofco19Develop-mentEarlydaysNameFunction

PoorStrongA_________machineSimplifydifficultsumsAn________machineThinklogicallyandproduceananswerquicklyA_________machineSolvedifficult______________________calculatinganalytical

universal

mathematicalproblemsEarlydaysNameFunctionPoorA20Develop-mentNetworktimes_________storedinTubesLargeSmall____________Smallchips________________Narrow

WideFinance________RobotsMobilephones___________SpacerocketsMedicaloperations

MemoryTransistorsApplicationsCommunicationTradeNetworktimes_________stored21Paragraph1Paragraph2Paragraph3TopicsentenceOvertimeIhavebeenchangedquitealot.ThesechangesonlybecamepossibleasmymemoryimprovedSincethe1970smanynewapplicationshavebeenfoundforme.Completethechartbelow.Paragraph1Paragraph2Paragrap22SupportingdetailsCalculatingmachineAnalyticalmachineUniversalmachinePClaptopTubesTransistorsChipsNetworkWorldwidewebCommunicationsFinanceTradeRobotsMobilephonesMedicaloperationsSpacerocketsProvidingalifeofhighqualityParagraph1Paragraph2Paragraph3Calculat