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ALEXANDERGRAHAMBELLTelephonesbecomeonepartofourlife.Butdoyouknowwhoinventedthetelephone?ABritishinventorcalledAlexanderGrahamBell.Pre-readingDiscussthefollowingquestions:1.Whatdoyouknowabouttheinventor?2.Howusefulishisinventiontohumansociety?Why?ReadingTask1:GetsomegeneralinformationofBell.DateInformationIn1847Hewasyoung11yearsoldIn187675yearsoldHewasborn.HisfamilymovedtoBoston,USA.Hemadehisfirstinvention.Heinventedthefirsttelephone.Hemadehislastinvention.1.Thetextmainlytellsussomeinformationabout_______.A.BellandhistelephoneB.BellandhistelegraphC.BellandhishelicopterdesignsD.BellandhisinventionsChoosethebestanswer.D2.Bellinvented______bychanceaccordingtothetext.A.MorsecodeB.telegraphC.telephoneD.tetrahedronC3.Whichstatementistrueaccordingtothetext?A.Bellmadeacontributiontothedeafeducation.B.Bellinventedthetelephoneforthedeaf.C.Bellthoughtthatyoushouldnotthinktoomuchaboutsomethingthatyouhadneverseenbefore.D.Bellinventedalotofflyingmachineswhilesearchingforakitetocarryamanintotheair.A4.Accordingtothetext,Bellgotsuchgreatachievementthanksto_____.A.astrawjoinedtoadeafman’searB.theexploringaroundproblemsC.amovingelectricalcurrentD.hisexcellentassistantWatsonB5.Wecaninferfromthetextthat______.A.doingresearchintelegraphhelpedBellgreatlyininventingthetelephoneB.BellwasgiventhepatentafterhesucceededinsendingthefirsttelephonemessagetohisassistantWatson.C.inordertomakethebridgesstrongerBelldiscoveredtelephoneD.BelldiscoveredsomanypracticalsolutionsthathemustbeamillionaireAUsefulexpressions对…感兴趣对…好奇踩出来的路一心投入值得思考导致开始(做)一次be/becomeinterestedinbecuriousbeatentrackdiveinto(be)worththinkingleadtosetoutto(do)atatime同时发现问题很难解决注意到寻找因…闻名的确,事实上atthesametimefindtheproblemdifficulttosolvebeawareofsearchforbefamousforIndeed1.Hebelievedthatoneshouldalwaysbecuriousandhismostfamoussayingwas:“Leavethebeatentrackoccasionallyanddiveintothewoods.Everytimeyoudoyouwillbecertaintofindsomethingthatyouhaveneverseenbefore.Followitup,exploreallaroundit,andbeforeyouknowit,youwillhavesomethingworththinkingabouttooccupyyourmind.Allreallybigdiscoveriesaretheresultofthought.”他认为人应该保持一颗好奇心,他最著名的一名话是:“偶尔离开平路,去寻求困境。当你这么做的时候,你一定会发现你从未见过的东西。跟踪下去,不断探索,不知不觉中,你就会发现某种值得思考的东西占据着你的头脑。所有真正伟大的发现都是思考的结果。”1.Leavethebeatentrackoccasionallyanddiveintothewoods.偶尔离开平路，去寻求困境。1)beatentrack:被踩出来的路；常规；惯例Hisfarmisoffthebeatentrack.Itisatleasttwomilesfromthemainroad.他的农庄在偏僻的地方，离开大路至少有两英里。2)diveintoHedivedintothehistoryofChina．TheboydivedintotheriverfromthebridgeHedivedintohispocketsandfishedoutonedollar．跳水(头朝下);迅速把手伸入…;(对活动,问题等)全心投入,潜心研究He____hiscareerandmadeagreatcontributiontoourcountry.A.divedhimselfintoB.devotedhimselftoC.divedintoD.devotedtoB注意:diveinto作“潜心于……”讲时和devoteoneselftosth.的意思一样,但devoteoneselftosth.还有“投身于……;把自己奉献给……”的意思。3)every/eachtime意为“每次;每当”,此短语在句子中经常作连接词,引导时间状语从句做连词的名词,引导时间状语从句。能用做连词的名词短语还有：thefirsttime第一次lasttime上次nexttime下次theinstant/moment/minute/second…一……就第一次看见金门大桥,我就深深爱上了它。IlovedGoldenGateBridgethefirsttimeIsawit.上次见他的时候我告诉他我想和他合作。ItoldhimthatIwantedtoteamupwithhimlasttimeImethim.我一回家,就开始下雨了。ThemomentIgothomethatitbegantorain.下次我雇用厨师的时候,我会打电话给你。IwillringyouupnexttimeIhireacook.____Iseehim,theoldmanissittinginthesamechair.A.EverytimeB.EverytimewhenC.AteachtimeD.EachtimethatA4)followsth.up追究到底；（乘势）贯彻到底e.g.That’saninterestingidea,andwe’llcertainlyfollowitup.2.Bellneversetouttoinventthetelephoneandwhathewastryingtodesignwasamultipletelegraph.贝尔从未打算发明电话而是试图设计一种复式电报。setout(todosth.)开始（做某事）,着手干;为某个目标而努力Theyaresettingouttodoanewexperiment.他们正在着手干一项新的试验。setouttodosth.=setaboutdoingsth.setoutfor=setofffor=leavefor意为“出发到……去”Let’ssetoutbeforedark.我们天黑前动身吧。TomorrowI’llsetoutforBeijing.明天我将出发去北京。1.Atdawn,theyset____togetreadyfortheworkoftheday.A.offB.aboutC.outD.in2.Theyset____atabout8o’clock.A.abouttoworkB.abouttoworkingC.aboutworkingD.outwork3.They____themountainatnoon.A.setofftoB.setouttoC.setoutforD.setoffin3.ThisoriginaltelegraphsentamessageoverdistanceusingMorsecode(aseriesofdotstappedoutalongawireinaparticularorder).这种原始的电报是在一段距离中用莫尔斯电码传递信息（莫尔斯电码是通过电线发出的以特定的次序敲击出的一串点）。dotn.点;小圆点Thetrainarrivedonthedotofthreeo'clock.那辆火车三点钟准时到达。onthedot准时，按时vt.打点于…，使…点缀于，星罗棋布于…Thelakewasdottedwithlittleboats.湖面上布满了小船。4.Suddenlyhehadaflashofinspiration.突然间,他灵光闪现。aflashofinspiration指“灵感的闪现”inspirationn.[U]灵感,启发；[C]妙想，好主意，鼓舞或激励的人或事物Theseeventsprovidedtheinspirationforherfirstbook.这些事是她第一本书的灵感来源。v.inspire激励;鼓励adj.inspired（人作品）得到灵感的；有灵感的adj.inspiring鼓励人心的;激励的5.Ifsoundwavecouldbereproducedinamovingelectricalcurrent,theycouldbesentalongawire.如果声波能够在移动的电流中复制,它们就能够被沿电线传送。1)reproducevt.复制;再现……的形象或声音Thetaperecorderreproducedthesymphony.录音机可使这交响曲重现。2)currentn.气流;水流,洋流;电流；（事件、舆论等的）动向，趋势；潮流adj.时下的,当今的,流行的,通用的thecurrentofpublicopinion舆论的动向Mostoftheoldareinterestedin____________．大部分老年人都对时事感兴趣。Theyareexpectingprofitsofover$2millionin________________.他们期望今年的利润超过二百万美元。Thewordisnolonger_________________.这个词已不再使用。currentevents,thecurrentyear,incurrentusecurrenteventsthecurrentyearincurrentuseItis/wasnotuntil…that….这是强调notuntil引导的时间状语从句句型。Itwasnotuntilhefinishedhishomeworkthathewenttobed.6.Thepa