高二英语下册Unit1教案1

1Period1(Unit1BII)Warmingup&Listening&SpeakingI.Warmingup1.Introducesomefamousscientists.TheGerman-AmericanphysicistAlbertEinstein,b.Ulm,Germany,Mar.14,1879,d.Princeton,N.J.,Apr.18,1955,contributedmorethananyotherscientisttothe20th-centuryvisionofphysicalreality.Inthewakeof(随着...而来)WorldWarI,Einstein'stheories--especiallyhistheoryofrelativity--seemedtomanypeopletopointtoapurequalityofhumanthought,onefarremovedfromthewaranditsaftermath.Seldomhasascientistreceivedsuchpublicattentionforhavingcultivatedthefruitofpurelearning.MARIECURIEopenedupthescienceofradioactivity（放射能）.Sheisbestknownasthediscovereroftheradioactiveelements（元素）polonium（钋）andradium（镭）andasthefirstpersontowintwoNobelprizes.Forscientistsandthepublic,herradiumwasakeytoabasicchangeinourunderstandingofmatterandenergy.Herworknotonlyinfluenced（影响）thedevelopmentoffundamental（基础的）sciencebutalsoushered（引导）inanewera（纪元）inmedicalresearchandtreatment.AlfredNorthWhitehead(b.1861-d.1947),Britishmathematician,logicianandphilosopherbestknownforhisworkinmathematicallogicandthephilosophyofscience.IncollaborationwithBertrandRussell,heauthored（创造）thelandmark（里程碑）three-volumePrincipiaMathematica(1910,1912,1913)andcontributedsignificantlytotwentieth-centurylogicandmetaphysics（形而上学）.AtthetimethatGalileoarrivedattheUniversity,somedebatehadstartedupononeofAristotle'slawsofnature--namely,thatthatheavierobjectsfellfasterthanlighterobjects.Aristotle'swordhadbeenacceptedasgospeltruth,andtherehadbeenfewattemptstoactuallytestAristotle'sconclusionsbyactuallyconductinganexperiment!Accordingtolegend,Galileodecidedtotry.Heneededtobeabletodroptheobjectsfromagreatheight.Theperfectbuildingwasrightathand--theTowerofPisa,54meterstall.Galileoclimbeduptothetopofthebuildingcarryingavarietyofballsofvaryingsizeandweight,anddumpedthemoffofthetop.Theyalllandedatthebaseofthebuildingatthesametime(legendsaysthatthedemonstrationwaswitnessedbyahugecrowdofstudentsandprofessors).Aristotlewaswrong.Whowerethey?Whatweretheyfamousfor?ScientistsContributionsQuotesMeaningAlbertEinsteintheTheoryofRelativityImaginationismoreimportantthanknowledge.Ifweweren’tabletouseoutimagination,knowledgewouldsimplybeauselesscollectionoffacts.2MarieCuriediscoveryofradiumandpoloniumNothinginlifeistobefeared.Itisonlytobeunderstood.Wemustnotbeafraidoftheunknown.Onceweunderstandsomething,thereisnoneedtobeafraid.ThomasAlvaEdisoninventionoflightbulbsGeniusisonepercentinspirationandninety-ninepercentperspiration.Greatthoughtsandideasaretheresultofhardwork,notsuddenspurtsof“inspiration”.AlfredNorthWhiteheadIttakesaveryunusualmindtoundertakeanalysisoftheobvious.Mostofusdonotquestionthethingswetakeforgranted.Greatscientistsareenormouslycuriousandtendtoaskquestionsthatotherswouldneverthinkof.GalileoGalileiYoucannotteachamananything;youcanonlyhelphimfinditwithinhimself.Thereisabigdifferencebetweenlearningandteaching.2.Readthequotes,Whatdotheymean?Doyouagree?3.DiscussionAnyothergreatscientistsandtheircontributions?Anyotherquotesaboutscienceandthinking?4.Whatmakesascientistsuccessful?（creative,hard-working,curious,careful,confident）II.Listening1.Askthestudentstoguessthenamesofthreewell-knownscientists.2.Askthestudentstowriteabriefparagraphaboutthemselves.III.Speaking1.Warming-upGivemyownpointofviewtowardsalanguageandtrytogetthestudentstoexpresstheirideasanddebatewiththem.IthinkthatEnglishisthemostimportantlanguageintheworld.Whatdoyouthink?2.GothroughtheusefulexpressionsonP2.Teachthemtousetheseexpressionsinthedabate.3.Dividetheclassintogroupsof4.Eachgroupdiscussesonebranchofscience.Makesomenotesifnecessary.Whydoyouthink…isthemostimportantandusefultosociety?4.Languagepoints1)undertake:Totakeupononeself;decideoragreetodo着手作;从事自己承办;决定或同意去作eg.undertakeatask开始进行一项任务2)analysis:分析；分解3eg.chemicalanalysis化学分析ananalysisofthemilk对牛奶的分析Theanalysisofthesamplesonthemurderspotshowedsomevaluablecluestothepolice.对谋杀现场标本的分析为警察提供了一些有价值的线索。3)obvious:easilyperceivedorunderstood;quiteapparent.明显的容易感到或理解的;十分明显的eg.Itisobviousthatsheisveryclever.很明显，她挺聪明。Indeed,therearemanyobviousadvantagestoafive-dayweek.的确,实行五天工作制有许多明显的优点。4)within:inorintotheinnerpart;inside.在…之内在或进入里面；在内部insidethemind,heart,orsoul;inwardly在里面,在心中在内心、灵魂或思想中eg.withindoors在屋内withinoneself在心里withinfivedays五天之内remainwithinreach(call,hearing,sight)留在附近(叫得应,听得见,看得到的地方)livewithinone'sincome量入为出keepitwithinbounds保持在限制范围内5)branch:asecondarywoodystemorlimbgrowingfromthetrunkormainstemofatreeorshruborfromanothersecondarylimbadivisionofabusinessorotherorganization支部,支局商行或组织的分支eg.thevariousbranchesoflearning各门学科aPartybranch党支部branchstore分店Thecompany'sheadofficeisinthecity,butithasbranchesalloverthecountry.公司的总部在这个城市，但它的分公司遍布全国各地。6)debate:adiscussioninvolvingopposingpoints;anargument.辩论关于相反观点的讨论;争辩toengageinargumentbydiscussingopposingpoints辩论(通过讨论对立的观点)eg.beyonddebate无疑义,无可争辩讨论,争论,辩论Congressionaldebate国会辩论记录文件(美政府出版物)holddebatewithoneself独自考虑thedebates(议会的)讨论报告debateuponaquestion讨论(问题)Thegovernmentisdebatingtheeducationlaws.政府正在就教育法进行辩论。7)mind:n.personwhousedhisreasoningorintellectualpowerswelleg.He’son