Unit3InventorsandinventionsPeriod3AsamplelessonplanforUsingLanguage(ALEXANDERGRAHAMBELL)IntroductionLanguageislearnedtobeusedinandforcommunication.Sointhisperiodweshallhavethestudentsread,listen,writeandspeakinEnglish,makinguseofthefocusedwords,collocations,structuresandtopicideascoveredinthisunit.Thefollowingstepsareofferedtotheteacherforreference:WarmingupbylearningaboutBell'sTelephone,readingforforms,copyingandmakingsentences,transforminginformation,makingatelephonecall,writingaletterandclosingdownbyreadingapoem.ObjectivesTohelpstudentsreadthepassageALEXANDERGRAHAMBELLTohelpstudentstousethelanguagebyreading,listening,speakingandwritingProcedures1.WarmingupbylearningaboutBell'sTelephoneBell'sTelephoneApioneerinthefieldoftelecommunications,AlexanderGrahamBellwasbornin1847inEdinburgh,Scotland.HemovedtoOntario,andthentotheUnitedStates,settlinginBoston,beforebeginninghiscareerasaninventor.Throughouthislife,Bellhadbeeninterestedintheeducationofdeafpeople.Thisinterestleadshimtoinventthemicrophoneand,in1876,his"electricalspeechmachine,"whichwenow用心爱心专心callatelephone.Newsofhisinventionquicklyspreadthroughoutthecountry,eventhroughoutEurope.By1878,BellhadsetupthefirsttelephoneexchangeinNewHaven,Connecticut.By1884,longdistanceconnectionsweremadebetweenBoston,MassachusettsandNewYorkCity.Bellimaginedgreatusesforhistelephone,likethismodelfromthe1920s,butwouldheeverhaveimaginedtelephonelinesbeingusedtotransmitvideoimages?Sincehisdeathin1922,thetelecommunicationindustryhasundergoneanamazingrevolution.Today,non-hearingpeopleareabletouseaspecialdisplaytelephonetocommunicate.Fiberopticsareimprovingthequalityandspeedofdatatransmission.Actually,yourabilitytoaccessthisinformationreliesupontelecommunicationstechnology.Bell's"electricalspeechmachine"pavedthewayfortheInformationSuperhighway.2.ReadingforformsReadthetextALEXANDERGRAHAMBELLonpage25to:cut/thesentenceintothoughtgroups,blackenthepredicates,darkentheconnectivesandunderlinealltheusefulcollocations.3.CopyingandmakingsentencesCollocationsareusefulforyoutolearntoexpressinEnglish.Soyoushallgooverthetextagaintocopydownalltheusefulcollocations.用心爱心专心CollocationsfromALEXANDERGRAHAMBELLalmostentirelydeaf几乎全聋,becomeinterestedin…对……感兴趣,helpdeafpeopledo…帮助聋人做……,indeafeducation从事聋人教育,insuchawaythat…以一定的方式,leave…occasionally偶尔离开,diveinto…深入到……,follow…up跟踪……,exploreallaround…不断探索……,thinkabout…思考……,occupyone’smind占据某人的头脑,theresultofthought思考的结果,explorearoundproblems探索问题,amultipletelegraph多路电报,sendamessageoverdistances跨距离传递信息,useMorsecode用莫尔斯电码,aseriesof…一系列……,tap…out击打出……,inaparticularorder以特定的次序,goatatime一次……,sendseveralmessagesatthesametime同时发出几个信息,designamachine设计一种机器,separatedifferentsoundwaves分离不同的声波,allow…tobedone允许……被……,atthesametime同时,solveproblems解决问题,experimentwith…做……实验,bejoinedto…连接到……,speakintotheear对着耳朵说话,drawsoundwavesonapieceofsmokedglass把声波画在被烟熏过的玻璃上,haveaflashofinspiration灵机一动,bereproducedinamovingelectricalcurrent以连续运动的电流形式复制,besentalongawire沿着导线传送,improvethetelegraph改进电报,befullyawareof…完全意识到……,belaidontohouses铺到各家,sendthetelephonemessageto…传送电话信息给……,interestoneselfinmanyotherareasof…对其它...
