英语口语之科技改变生活省公共课一等奖全国赛课获奖课件.pptx

LOGOTechnologychangeourlife第1页10inventionsthatchangedtheworld1.ElectricityItistruethatBenjaminFranklinholdsthetitleasthefatherofelectricity,buthisinventionanddiscoverywaslifethreateningbecausehehasdemonstrateditthroughthenaturallightingusinglighteningrodthatcouldhadcausedhislifeinordertoseetheelectricflow.Hence,thereareotherswhotriggered,anddidstudywhohadprepareddocumentsandbooksinordertocatchthewholeprocessandtechnicalitiesofelectricpower.Everythinginthemodernworlddependsonelectricity.第2页Electricity Can you imagine the world without electricity?1.NO TV,No cell phone2.Play games outside,and use our imaginations more.3.Transport would be steam-driven,animal-driven or human-powered.4.Lighting would be by flames,candles or lanterns.5.Work was all manual.6.No Computer to read this.7.第3页2.LightBulbWhowouldeverforgetthecreationofThomasAlvaEdisonofanelectriclightcalledbulbin1879whichhascausedoneofthebiggestchangesintheworldnotjusttohouseholds,butinrunningallbusinessesintheworld.ItwaspatentedonJanuary27,1880,whereinitcategoricallyclassifiedasthefirstpracticallight.第4页3.RefrigeratorWilliamCullenwasthefirstpersonwhoinitiatedandintroducedartificialrefrigerationin1748whichhehasdemonstratedattheUniversityofGlasglow.OliverEvansimproveditwhenheinventedthefirstrefrigerationmachinein1805,andin1834,thefirstpracticalrefrigeratorwasmadebyJacobPerkins,thenanimprovementwasdonebyJohnGorriewhichhehasbasedfromOliverEvansfridge.第5页4.TelevisionIn1922anBritishengineernamedLogieBairdfixedthefirstTVsetinhislab,andthankstohim,Peoplessparetimebecomerichandcolourful.第6页5.AutomobileBasedonthehistory,KarlBenzwasthefirstmoderninventorofautomobilein1886.Nonetheless,in1672,thefirststeam-poweredvehiclewasdesignedandintroducedbyFerdinandVerbiestwhilein1769,theself-propelledmechanicalvehiclewasinventedbyNicolasJosephCugnot,thenin1807thefirstinternalcombustionengine(内燃机内燃机)wasmadebyNicephoreNiepce.In1881,a3-wheeledvehiclecameintothepicturethroughGustaveTrouveandlastly,KarlBenzfromGermanydevelopedhisveryownfour-strokecyclegasolineengine.In1893,thefirstgas-poweredcarwasinventedbyCharlesEdgarDuyeaalongwithhisbrother,Frank.第7页6.PrintingPressJohannesGuttenbergwastheknowninventorofprintingpress.HewasaknownbusinessmanandgoldsmithinGermany.Everythingbeganwhenheborrowedspecificsumofmoneyinordertoinventsomethingthatwouldchangetheperspective,andflowofprintingwhereintheoriginalprintingpresswascomposedofmoveableorreplaceablewoodenormetalletterswhichdonein1440.Although,variousimprovementsweremade,butdefinitely,hiscreationhastriggeredtowhatthetechnologyhastoofferinthesocietytoday.第8页7.RadioTherewerepeoplewhohadmadestudies,andresearchwithregardstoradiotransmission.TheyareJamesClerkMaxwell,HeinrichHertz,GuglielmoMarconiandthisbecamepossiblethroughwirelesstelegraphy.Nonetheless,majorityofthedevelopmentsanddiscoveriesweredonebyGuglielmoMarconiwhohadconcoctedthewirelesstransmission,andMr.J.VincentWainewhodesignedthetransmitting&receivingequipment.第9页8.FlightandAviationItbeganwithkitesandgliderstocheckforcalculationofthelengthofthetunnel,thenlateron,thediscoveryofhydrogenthatpavethewaytothecreationofballoons.TherewereseriesofattemptspriortoseriousstudyofLeonardodaVinciin1485aboutflightwhereinherepresenteditthroughdrawings.LateronhotairballoonswerecreatedbyJosephMichaelandJacksonMontgolfier.By1799to1850s,gliderswereinventedbythefatherofaerodynamics,GeorgeCayley.TheWrightBrothers:WilburandOrvilleWright.Theycalledtheirfirstplanetheflyingmachine.第10页9.Telephone&TelegraphBecauseoftheingeniousmindofa29-yearoldmanin1876,thefirsttelephonewasinventedbynoneotherthan,AlexanderGrahamBellandwiththeassistanceofElishaGraywhohadmadethedesignoftransmissionofcommunicationdonethroughanelectronicdevice.第11页10.ComputerInfact,itstartedwithasimpleabacuswhichservedasanaidforcomputation.Indeed,fromtheworlditself,computercomesfromtherootwordcompute.By1822,CharlesBabbagesteamdrivencalculatingmachinewhichwasalsoknownasDifferenceenginewheretwoimportantcomponentscalledasstoreandmillcomposedofanAnalyticalenginewhichareknowntodayasCPUandmemoryunit.HarvardMarkIin1944,thenflow-matic,cobolin1953,andinpartnershipwithIBM,theIBMstretchcomputerin1959,andanAppleComputer1in1976whereinvariousintegrationswereadded,untilmonitor,andotherdeviceswerecreatedtomakeitmoreusefulthanjustforthepurposeofcomputing.第12页ChangesforYourWorldNew technology helps to save time and human labor.New Technology brings more ways of entertaining.New technology shortens the distance and brings the whole world together.第13页1.Transportation Transportation1.Make long-distance trip possible.1.Make long-distance trip possible.2.Make the trip more convenient.2.Make the trip more convenient.3.Shorten the time on the road.3.Shorten the time on the road.第14页2.CommunicationBefore:1.Writeletters,gettingnoresponseuntilweekslater2.passhand-writtennotestofriendsinclassNow:E-mails.Instantmessages.QQ,Wechat,orothercommunicationtools.Socialnetworkwebsitestoknowstrangers.1.Moreconvenienttocontacteachother2.Shortenthedistance.第15页3.Work1.Potentially labor saving technological devices2.Working from everywhere,SOHO.3.Enhanced Flexibility and Capability4.Increased Efficiency第16页4.Study1.Resources:Accessvirtuallyallinformationthatispubliclyavailablefromthecomfortoftheirhomes.2.Speed:Gainaccesstoinformationinfarquickerways.3.Sharing:Informationcannowbesharedbetweenstaffandstudentsinmoreefficientways.第17页5.EntertainmentBeforeBeforeNow!Now!Playingchess,Hometheaterwatchingplay,3DmovieplayingChineseyoyoVideoGamesBlack-whiteTV,radio,DigitalMusic.1.Make our life more colorful2.Enjoy the amazing scene and music 第18页6.Food1.Food Cooking 2.Food Saving1.Food Cooking 2.Food Saving Microwave oven (Microwave oven (微波炉微波炉)Refrigerator)Refrigerator Soybean milk machine(Soybean milk machine(豆浆机豆浆机)Vacuum packing(Vacuum packing(真空装真空装)Yogurt machine Yogurt machine （酸奶机）（酸奶机）Kitchen Stove Kitchen Stove （炉灶）（炉灶）1.Preparingmorequickly.Wedonthavetomakefiretocook.2.Usechemical,biologicalprocesstomakefoodmoretastyandeasierpreserved.3.Long-lastingpreserved.第19页LOGO第20页