全新版大学英语 第二版 综合教程1 Unit3 电子教案 PPT 第2版 综合教程一

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BeforeReadingGlobalReadingDetailedReadingAfterReadingSupplementaryReadingBR_mainWarm-upExercisesBackgroundInformationBeforeReadingGlobalReadingDetailedReadingAfterReadingSupplementaryReadingBR_Warm-upExercises_listWarm-upExercisesJourneyonthePaperBrainstormingCloneBeforeReadingGlobalReadingDetailedReadingAfterReadingSupplementaryReadingBR_Clone_listCloneNewsDiscussionAdsDesigningBeforeReadingGlobalReadingDetailedReadingAfterReadingSupplementaryReadingBR_BackgroundInformation_listBackgroundInformationStephenHawkingAlbertEinsteinFrankensteinBeforeReadingGlobalReadingDetailedReadingAfterReadingSupplementaryReadingBR_Stephen_listStephenHawkingBriefIntroductiontoStephenHawkingChronologyofStephenHawkingMainAchievementsofStephenHawkingBeforeReadingGlobalReadingDetailedReadingAfterReadingSupplementaryReadingBR_AlbertEinstein_listAlbertEinstein(1879~1955)MonologueofEinsteinAlbertEinstein’sSpecialTheoryofRelativityAlbertEinstein’sGeneralTheoryofRelativityBeforeReadingGlobalReadingDetailedReadingAfterReadingSupplementaryReadingBR_Frankenstein_listFrankensteinAGeneralIntroductionAClipintheNovel–FrankensteinBeforeReadingGlobalReadingDetailedReadingAfterReadingSupplementaryReadingBR_JourneyonthePaper1Nowlet’sgoonajourneythroughthemostspectacular100yearsinthehistoryofscienceandtechnologytohaveanoverviewofhowourunderstandingoftheworldhasgrownfrom1900totoday.JourneyonthePaperBeforeReadingGlobalReadingDetailedReadingAfterReadingSupplementaryReadingBR_JourneyonthePaper2MATTERSOFLIFEANDDEATH—MedicineandHealth1900:Patientsbattleillness,whiledoctorscandolittlemorethancounsel(劝告)andcomfortthemandkeepthemclean.Today:Doctorstreatandoftencurepatientswithavastarray(一大批)ofmedicinesandmedicaltechnologies,butsomediseasesarestillincurable.BeforeReadingGlobalReadingDetailedReadingAfterReadingSupplementaryReadingBR_JourneyonthePaper3MYSTERIESOFTHEUNIVERSE—PhysicsandAstronomy1900:TheMilkyWaygalaxy(星系)(includingsomeunexplainednebularclouds(星云))istheknownuniverse.Newton’slawsexplainthephysicalworld.Matteriscomposedofatoms.BeforeReadingGlobalReadingDetailedReadingAfterReadingSupplementaryReadingBR_JourneyonthePaper4Today:TheMilkyWayisjustonegalaxyamongcountlessmillionswehaveobservedintheuniverse.Thereisnosetoflawsthatexplainsallphenomenainthephysicalworld,althoughtherearemanytheories.Atomsarecomposedofmanysubatomicparticles,allofwhichderivefrom(来自于)energy.MYSTERIESOFTHEUNIVERSE—PhysicsandAstronomyBeforeReadingGlobalReadingDetailedReadingAfterReadingSupplementaryReadingToday:Mentalillnesscanbetreatedwitharangeoftherapies(治疗)andmedications.Weknowagreatdealaboutthechemistryandthepartsofthebrainthatcontrolourbehaviorandthoughts.BR_JourneyonthePaper5RESEARCHINTOOURSELVES—HumanBehavior1900:Thereisnocureforthementallyill,whoareconfinedtoinsaneasylums(精神病院).“Mind”and“body”arethoughtofastwoseparatethings.BeforeReadingGlobalReadingDetailedReadingAfterReadingSupplementaryReadingBR_JourneyonthePaper6FASTER,CLOSER,BETTER—Technology1900:TheonlywaytoviewtheOlympicGamesinParisisinperson.NewsabouttheGamestravelstoAmericavia(通过)telegraphandisprintedinnewspapers.Today:Millionsworldwidewatchthe2008BeijingOlympicsontelevision,transmittedinstantaneously(瞬间地)bysatellite.Thenewsspreadsaswellbyradio,newspaper,andtheWorldWideWeb.BeforeReadingGlobalReadingDetailedReadingAfterReadingSupplementaryReadingBR_JourneyonthePaper7ORIGINS—EarthandLifeScience1900:Thereisnogoodexplanationforcatastrophiceventssuchasearthquakes.TheEarthisthoughttobeamere50millionyearsold,andtheevolutionofspeciesishotlydebated.BeforeReadingGlobalReadingDetailedReadingAfterReadingSupplementaryReadingBR_JourneyonthePaper8Today:Theplates(板块)thatmakeuptheEarth’scrust(地壳)moveovertime,causingearthquakesandvolcanoes.TheEarthisknowntobe4,500millionyearsold.ThegeneticcodeofDNA,whichdrivesevolution,isbetterunderstoodeveryday.ORIGINS—EarthandLifeScienceBeforeReadingGlobalReadingDetailedReadingAfterReadingSupplementaryReadingBR_BrainstormingBrainstormsomeofthescientificandtechnologicalinventions.geneticengineeringcellphonee-mailclonenuclearweaponslaptop(笔记本电脑)nanotechnology(纳米技术)BeforeReadingGlobalReadingDetailedReadingAfterReadingSupplementaryReadingBR_DiscussionDiscussionDoalltheseinventionsalwayschangeourlivesforthebetter?Giveexamplestoexplainyouropinion.BeforeReadingGlobalReadingDetailedReadingAfterReadingSupplementaryReadingBR_newsNewsNews1InFeb.1997News2InApr.1998News3InFeb.2003BeforeReadingGlobalReadingDetailedReadingAfterReadingSupplementaryReadingBR_news_script1InFebruary1997agroupofgeneticists(遗传学家)ledbyIanWilmutattheRoslinInstituteinEdinburgh,Scotland,announcedthattheyhadclonedasheepfromthemammaryglandtissue(乳腺组织)ofasix-year-oldewe(母羊),thefirsttimescientistshavebeenabletocloneanadultmammal(哺乳动物).BeforeReadingGlobalReadingDetailedReadingAfterReadingSupplementaryReadingBR_news_script2Dolly,thefirst-evermammaltobesuccessfullyclonedfromanadultcell,withherfirstlamb,namedBonnie,isseenattheRoslinInstituteinEdinburgh,ScotlandinthisimageonApril23,1998.Dolly,whowasnaturallymatedattheendoflastyearwithaWelshMount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