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选修八Unit3reading阅读-课件.ppt

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Period1&2WarmingupandReadingIWhenwespeakofinventions,wecan’thelpthinkingofthefourgreatinventionsinancientChina.Canyounamethem?thefourgreatinventionsHowmanyfamousinventorsdoyouknow?Whatdidtheyinvent?ZhangHeng(78—139)ThomasEdisonAmerica(1847——1931)AlexanderGrahamBellEngland(1847--1922)FordWilburandOrvilleWrightinventedtheairplane,whichtheypatentedasa“flyingmachine”.Howmuchdoyouknowtheinventorsandinventions?Paper,printing,gunpowderand___are4greatinventionsinancientChina.2.___isn’tThomasEdison’sinvention.3._____iscalled“FatherofCar”.A.RudolfDieselB.KarlBenzC.ThomasEdison4.___iscalled“FatherofDynamite（炸药）”.A.AlfredNobelB.AlbertEinsteinC.AlexanderBellWhatishefamousfor?radiumBenFranklinAdiscoveryismerelymakingknownsomethingthatalready_____innature.AdiscoveryPleaselookatthefollowingpicturesanddecidewhicharediscoveriesandwhichareinventionsAnamphibiouscarColumbiaStephenson’s“Rocket”DNAGuessingGame2Itisatoolofcommunication;Itisconvenienttotakealongwithyou;Youcanhearaperson’svoicewhenusingit.Youcancallupsbnowandthen;It’salwaysequippedinhighbuildings;Itisakindofmake-upinventedbyFrench.Itsmellsgood.Womenespeciallyliketouseit.Itisoneofthefourgreatinventionsinancientchina.Itisblack.Peoplecanuseittomakebombs.Thisinventionismadeofmetal.Thisinventionlookslikeabird.Itmakesitpossibleforpeopletoflytodifferentplacesintheworld.Itispoweredbyanengineandisflownbyapilot.Itallowsyoutogetalikenessofanobject.Whenyoupressthebutton,itworks.Whenaflashhappens,itwillcopyasceneontoafilm.Whenthefilmisdeveloped,thesceneyoucopiedappearsonapaper-likething.Thisinventioncanhelppeopledosomedailywork.Itishelpfulforhousewives.Themachinecanmovesomethingthatyouputintoit.Itneedssoapandwatertowashsomethinginit.Itisameansoftransportation.Ithasfourwheels.Peoplecandriveitonland.Peoplecanalsodriveitonwater.Amongtheinventionsabove,whichinventiondoyouthinkisthemostimportantone?Why?Howdiditchangepeople’sdailylives?ThepurposeofinventionsisTheheeloftheseshoesisamachinethatmakeselectricitywitheverystepyoutake.Youwillnevernee