Unit20--Lesson3--Scientific--Breakthroughs参考课件

Unit20NewFrontiersLesson3ScientificBreakthroughsBeforeyoustart1.Doyouknowthemajordiscoveriesofthescientistsinthepictures?AlbertEinsteinEdwinHubbleAlexanderFlemingTheworld’sfirstcomputerWilburWrightOrvilleWrightOneofthefirstaircraft1.E=mc22.Penicillin3.Thefirstcomputer4.Othergalaxiesa)scientistsworkedtogetherasateamb)therewasaluckyaccidentc)ascientistdidresearchformanyyearsd)Ascientistwasinspired2.Trytomatchthediscoveries(1-4)withhowtheywerediscovered(a-d)?d)b)c)a)4.Arethesestatementstrue(T)orfalse(F)accordingtothetextoristherenoinformation(NI)?FNIT1.Einsteinwasatworkwhenhethoughtoftheequation“E=mc2”.2.Einsteinparticipatedintheprogrammethatdevelopedthenuclearbomb.3.Einsteinobservedchangesintime,sizeandmass.4.Hubblestudiedtheuniverseforovertwentyyears.5.Hubblediscoveredthatourgalaxyisbiggerthanwethoughtitwas.6.Fleminghadbeenstudyingbacteriainhislaboratorywhenthediscoveryhappened.7.Therewasabluemouldaroundthebacteriainthedish.NIFTF8.Flemingdevelopedtheprocessformakingpenicillin.9.Thefirstcomputerprojectfailedtomeetitsoriginalgoal.10.Thefirstcomputerwasextremelydifficulttoprogram.NINIT11.Thescientistwhodiscoveredmicrowavesinventedmicrowaveovens.12.Todayitispossibletodonateyourhearttohospitalwhenyoudie.TNI5.Matchthecategories(a-e)withtheexamples(1-5).Thenaddexamplesofyourown.compoundnoun(n.+n.):compoundadjective:one-year-old;world-famous;far-reachingCDplayer;jetengine5.Matchthecategories(a-e)withtheexamples(1-5).Thenaddexamplesofyourown.compoundnoun(v.+prep.)compoundnoun(adj.+n.):compoundverbflyingmachine;nuclearbombbreakthrough;outcomemass-produce;double-check1.Whichofthediscoveriesmentionedinthetexthasbeenthemostimportantsofar?Why?2.Inyouropinionwhichdiscoverywillhavethemostimportantconsequencesinthefuture?Why?6.Workinpairs.Discussthesequestionswithyourpartner.3.Whichofthescientistsinthetextdoyouadmirethemost?Why?4.Whichofthediscoveriesisthemostdifficulttounderstand?