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高二英语Unit11课件新课标人教版.ppt

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Unit11LeadinAlexanderBellelectricity ThomasEdisontheFirsttelephone theWrightBrothers’theelectricLamp MadameCurieblackholesinUniverse FranklinTheoryofGravity StevenHawkingtheFirstPlane ElbertEinsteinRadium IsaacNewtontheTheoryofRelativityWarmingupEdison,theelectricLampCarlBenz,carBell,telephoneWrightbrothersSolarenergyCloningRadioTheInternet1.Amongthegreatscientificachievementsthathavechangedtheworld,whichonedoyouthinkisthemostimportant?Why? Ithinkelectricityisthemostimportant.Themodernworldcannotworkwithoutelectricity.Electricityhaschangedourwayoflife.2.Dotheseachievementshaveanythingincommon?Ifso,what? Thesegreatachievementshavechangedtheworld. Andallthesegreatachievementsweremadebywesterners/foreigners.SpeakingHomeworkListeningWarmingupApioneerinthefieldoftelecommunications,Bellhadbeeninterestedintheeducationofdeafpeople.Thisinterestleadhimtoinventthemicrophoneand,in1876,his"electricalspeechmachine,"whichwenowcallatelephone.By1878,BellhadsetupthefirsttelephoneexchangeinNewHaven.By1884,longdistanceconnectionsweremadebetweenBostonandNewYorkCity.NeilArmstrongwasbornonAugust5,1930inWapakoneta,OhioAsArmstrongbecamethefirstpersontotouchtheMoon'ssurface,hespoketheunforgettablephrase,"That'sonesmallstepforman;onegiantleapformankind".Tomlinson,Ray(born1941):inventorofthefirst"killerapp"RayTomlinsoncreatedoneofthebiggestcommunicationsphenomenaalmostbyaccident----e-mail. Hechosethe'@'symboltomarkthedifferencebetweenamessagethatneededtogotoamailboxonthelocalcomputerandonethatwasheadedoutontothenetwork.Part1WordsThewords“_____________”arefamousbecausetheyarethe_________ofTheConstitutionoftheUnitedStatesofAmerica.2.“Eureka”isawordfromthe______languageandmeans_______________. 3.Ifyouaskafather,hemightsay:“______” Ifyouaskamother,shemightsay:“________”HomeworkReadingPre-readingApropersite Enoughmoney Supportfromfamilyandfriends Modernequipment Goodworkingconditionswherewhatonehaslearncanbefullyused2.Whyarescientificachievementsimportant?Howdotheyimproveourlife?Howdotheyimprovesoc