大学英语课件unit 4A

TheTelecommunicationsRevolutionUnit4SectionAI.TelecommunicationsservicesWhattelecommunicationsdevicesareavailableinyourlifeandwhatdotheymeantoyou?

telephone&mobilephoneInternetandemailfaxradiodigitalTVsatelliteTips

conveniencesinmylife;possibletocommunicatewithothersatany

timeandanyplaces;accesstoendlessamountofinformation;…Tips2.BrainStorming—WhatcanwedowithInternetinthefuture?Lead-invideoTipsFutureInternetSOHO:Youcanworkathomethroughcomputer.TheInternetmakesSOHO(smalloffice,homeoffice)possible.Tips2.Onlineshopping:

Youcanbuyanythingyouwantwithoutgoingout.3.E-business:Conductbusinessonline.4.E-learning:Learnaboutothercultureswithout

travelingfartherthanthenearestcomputer.

5.Blog:Awaytopresentnewsandpoliticalor

personalinformation.…

Listentothefollowingpassagetwiceandfillintheblankswiththeexactwordsyouhear.II.SpotDictationManydevelopingcountriesareplanningto_____vastsumsofmoneyintheirtelecommunicationsnetworkstoallowthemto________,inrespectofthetransferofinformation,withdevelopedcountries.Theybelievethiswill_______foreignanddomesticinvestment.Chinaplanstospend$100billiononthebasic_______toallowittobecomeanimportantpartoftheinformationsuperhighway.investcompetepromotefacilitiesSpotDictationShanghaiplanstobeas__________advancedastheCityofNewYorktohelprealizeitsdreamofbecominga_____financialcenter.Someexperts____,however,thatsomedevelopingcountriesaretryingtodotoomuchtoosoon.Vietnam,in________,whilebeingextremely_____________andlackingenoughtelephonesofanytype,is__________toinvestinthemostexpensiveandnewesttechnology.electronicallymajorfearparticularunderdevelopeddeterminedI.StructureAnalysisIntroduction+Question+SampleSolutions+ConclusionPartI(Paras.1~_):2Introduction:theadvantagesoftelecommunicationstechnologies.PartII(Para._):Question:Howfasttodeveloptelecommunicationstechnologiesindevelopingcountries?3PartIII(Paras._~_):Samplesolutions:Sixcountriesandregionsareworkinghardtorealizetelecommunicationstransformation.PartIV(Para.___):Conclusion:DevelopingcountriescancatchupwithAmericansandWesternEuropeansiftheypersist.41011II.UnderstandingA.Findouttheadvantagesoftelecommunications

revolutionfordevelopingcountries:1.Boosting_____________andpromoting__________

______investment.2.SteppingdirectlyintotheInformationAgeand______

____________________________development.livingstandardsforeignoverwholestagesofoldeconomiclabor-intensiveengineering,marketinganddesign3.Changing____________assemblyworkintoindustries

involving____________________________.

internaland

leapingReferenceWords:

Itspooreconomymakesithardtoinvestenoughmoneytoupdateitsoutdatedtelephonesystems.2.QuestionstoComprehensionQ:1)What’stheproblemwithRussiainthisreform?ReferenceWords:ItpourslotsofmoneytobeamajorpartoftheinformationsuperhighwayandShanghaiupgradesitsnetworksaspowerfulasthoseinManhattan.

Q:2)What’shappeningtoChinaandShanghai?ReferenceWords:Itsolda30%stakeinitsnationalphonecompanyandleasedrightstoforeigncompanies.Q:3)HowdidHungaryconductitsrevolution?ReferenceWords:Alotofprofitisbeingearnedfromthereform,sincenowhereisiteasiertomakemoneythanthere.Q:4)WhatchangeistakingplaceinLatinAmerica?

ReferenceWords:Becausetheycanmakebetteruseofthetimetheyspendstuckintrafficjamswithmobilephones.

Q:5)WhydotheThaispreferthenewtechnologies?ReferenceWords:Itgoesfornext-generationtechnologytokeeppacewithanyoneinAsiaindecades.

Q:6)WhatambitiondoesVietnamharbor?III.SummaryTelecommunicationsiswidelyconceivedasakeyto_________countries’dreamofjumpingintothemodernworld.Althoughthereissomedisputeastohow____theycanpushaheadwiththeirplans,differentdevelopingcountriesarestillseekingtheirownwaysofleapingovertheir____________withonejumpinthisdirection.Surely,theywillcatchupwith_________countriesontheinformationsuper-highwayaslongasthey______intheirefforts.fastbackwardnessdevelopedpersistdevelopingSimulatedPressConferenceOnegroupactsasadelegationfromacountryorregionmentionedinthetext,participatinginTelecommunicationsForumPressConference.IV.ReproductionTheothergroupactsasreportersfromdifferentnewsagenciestoaskquestions.Thenthetwogroupsexchangetheirroles.TaskDescriptionDelegation:

Answerthequestionsaccordingtotheinformationinthetextinyourownwords.Everymembermustparticipateandanswerquestions.Reporters:

Askbrieflyandclearly.Allthequestionsmustbebasedonthetext.Takenotesinacardwhenthedelegationisansweringthequestions.UsefulExpressionsUsefulExpressions:—Goodafternoon,ladiesandgentlemen!Firstly,letme

introducethemembersofourdelegation.—Nowthefloorisopenforquestions.—Ifthereisnofurtherquestion,theconferenceisnow

over.Thankyou!—

Goodmorning,Mr.President.

IamfromCCTV.

I

havetwoquestionsforyou.

—Theladyoverthere.

Para.1Atransformationisoccurringthatshouldgreatlyboostlivingstandardsinthedevelopingworld.Placesthatuntilrecentlyweredeafanddumbarerapidlyacquiringup-to-datetelecommunicationsthatwillletthempromotebothinternalandforeigninvestment.ItmaytakeadecadeformanycountriesinAsia,LatinAmerica,andEasternEuropetoimprovetransportation,powersupplies,andotherutilities.Butasingleopticalfiberwithadiameteroflessthanhalfamillimetercancarrymoreinformationthanalargecablemadeofcopperwires.Byinstallingopticalfiber,digitalswitches,andthelatestwirelesstransmissionsystems,aparadeofurbancentersandindustrialzonesfromBeijingtoBudapestaresteppingdirectlyintotheInformationAge.Aspider'swebofdigitalandwirelesscommunicationlinksisalreadyreachingmostofAsiaandpartsofEasternEurope.

TheTelecommunicationsRevolutionPara.2Allthesedevelopingregionsseeadvancedcommunicationsasawaytoleapoverwholestagesofeconomicdevelopment.Widespreadaccesstoinformationtechnologies,forexample,promisestocondensethetimerequiredtochangefromlabor-intensiveassemblyworktoindustriesthatinvolveengineering,marketing,anddesign.Moderncommunications"willgivecountrieslikeChinaandVietnamahugeadvantageovercountriesstuckwitholdtechnology".Para.3Howfastthesenationsshouldpushaheadisamatterofdebate.ManyexpertsthinkVietnamisgoingtoofarbyrequiringthatallmobilephonesbeexpensivedigitalmodels,whenitisdesperateforanyphones,period."Thesecountrieslackexperienceinweighingcostsandchoosingbetweentechnologies,"saysoneexpert.Para.4Still,there'slittledisputethatcommunicationswillbeakeyfactorseparatingthewinnersfromthelosers.ConsiderRussia.Becauseofitsstrongeducationalsysteminmathematicsandscience,itshouldthriveintheInformationAge.Theproblemisitsnationalphonesystemisarustingantiquethatdatesfromthel930s.Tolickthisproblem,Russiaisstartingtoinstallopticalfiberandhasastrategicplantopump$40billionintovariouscommunicationsprojects.Butitseconomyisstuckinrecessionanditbarelyhasthemoneytoevenscratchthesurfaceoftheproblem.Para.5ComparethatwiththemainlandofChina.Overthenextdecade,itplanstopoursome$100billionintotelecommunicationsequipment.Inaway,China'sbackwardnessisanadvantage,becausetheexpansionoccursjustasnewtechnologiesarebecomingcheaperthancopperwiresystems.Bytheendof1995,eachofChina'sprovincialcapitalsexceptforLhasawillhavedigitalswitchesandhigh-capacityopticalfiberlinks.Thismeansthatmajorcitiesaregettingthebasicinfrastructuretobecomemajorpartsoftheinformationsuperhighway,allowingpeopletologontothemostadvancedservicesavailable.

Para.6TelecommunicationsisalsoakeytoShanghai'sdreamofbecomingatopfinancialcenter.Toofferpeakperformanceinprovidingtheelectronicdataandpaperlesstradingglobalinvestorsexpect,ShanghaiplanstelecommunicationsnetworksaspowerfulasthoseinManhattan.

Para7Meanwhile,Hungaryalsohopestojumpintothemodernworld.Currently,700,000Hungariansarewaitingforphones.TopartiallyovercometheproblemoffundsandtospeedtheimportofWesterntechnology,Hungarysolda30%stakeinitsnationalphonecompanytotwoWesterncompanies.Tofurtherreducethewaitinglistforphones,HungaryhasleasedrightstoaDutch-Scandinaviangroupofcompaniestobuildandoperatewhatitsayswillbeoneofthemostadvanceddigitalmobilephonesystemsintheworld.Infact,wirelessisoneofthemostpopularwaystogetaphonesystemupfastindevelopingcountries.It'scheapertobuildradiotowersthantostringlinesacrossmountainridges,andbusinesseseagerforreliableservicearewillingtoacceptasignificantlyhigherpricetagforawirelesscall—thefeeistypicallytwotofourtimesasmuchasforcallsmadeoverfixedlines.

Para.8WirelessdemandandusagehavealsoexplodedacrosstheentirewidthandbreadthofLatinAmerica.Forwirelessphoneserviceproviders,nowhereisbusinessbetterthaninLatinAmerica—havinganoperationthereislikehavinganendlesspileofmoneyatyourdisposal.BellSouthCorporation,withoperationsinfourwirelessmarkets,estimatesitsannualrevenueperaveragecustomeratabout$2,000ascomparedto$860intheUnitedStates.That'spartlybecauseLatinAmericancustomerstalktwotofourtimesaslongonthephoneaspeopleinNorthAmerica.Para.9Thailandisalsoturningtowireless,asawaytoallowThaistomakebetteruseofallthetimetheyspendstuckintraffic.Anditisn'tthateasytocallorfaxfromtheoffice:Thewaitinglistforphonelineshasfromonetotwomillionnamesonit.Somobilephoneshavebecometherageamongbusinesspeoplewhocanremainincontactdespitethetrafficjams.

Para.10Vietnamismakingoneoftheboldestleaps.Despiteaperpersonincomeofjust$220ayear,allofthe300,000linesVietnamplanstoaddannuallywillbeopticalfiberwithdigitalswitching,ratherthancheapersystemsthatsendelectronsovercopperwires.Bygoingfornext-generationtechnologynow,Vietnamesetelecommunicationsofficialssaythey'llbeabletokeeppacewithanyoneinAsiafordecades.

Para.11Forcountriesthathavelaggedbehindforsolong,thetemptationtomoveaheadinonejumpishardtoresist.Anddespitethemistakesthey'llmake,they'llpersist—sothatonedaytheycancruisealongsideAmericansandWesternEuropeansontheinformationsuperhighway.

1.boost

v.FOREXAMPLE:Nowyoutry:Thesechangeswillhelptoboostshareprices.这些变化将有助于提高股票价格。Thereisnothinglikewinningtoboosttheconfidenceofplayers.没有什么比胜利更能提高运动员的信心。helporencourage(something)toincreaseorimprove推动，推进n.sth.thathelpsorencouragessb.orsth.else提高，推动，促进我发现清咖啡能使我精神振作。Ifoundthatblackcoffeegavemeanenergyboost.BackThoseareaswhereuntilrecentlypeoplewereunabletocommunicatewiththeoutsideworldbecauseofthelackofcommunicationsfacilitiesarenowgettingadvancedtele-communicationsandthiswillallowthemtoattractordrawmoreinvestmentfrombothhomeandabroad.Placesthatuntilrecentlyweredeafanddumbarerapidlyacquiringup-to-datetelecommunicationsthatwillletthempromotebothinternalandforeigninvestment.(L2)【释义】一些不久前还是信息闭塞的地方正在快速获得最新的通信技术，这将促进当地对国内外投资的吸纳。【译文】Back2.leapoverFOREXAMPLE:Nowyoutry:Thedogleaptoverthegateintothefield.那条狗跃过栅栏的门奔向田野。

jumpacross.跳越，跳过Sheleaptoverthefenceandquicklyvanishedintodarkness.她越过篱笆，很快的的消失在黑暗中。习惯用语

Aleapinthedark盲目的冒险行动;死

byleapsandbounds突飞猛进地Lookbeforeyouleap.[谚]三思而后行。

leapat急切地抓住(机会等)AssociationBackWidespreadaccesstoinformationtechnologies,forexample,promisestocondensethetimerequiredtochangefromlabor-intensiveassemblyworktoindustriesthatinvolveengineering,marketing,anddesign.(L12)Agreatnumberofopportunitiesofusinginformationtechnologies,forexample,willmakeitpossibletolessenorshortenthetimeneededtochangefromlabor-intensiveassemblyworktoindustriesthatinvolveengineering,marketing,anddesign.例如，信息技术的广泛应用有望缩短从劳动密集型的组装工业转向涉及工程、营销、设计等产业所需的时间。【译文】【释义】3)condense:他设法将他的报告从五千字压缩到两千字。Hemanagedtocondensehisreportfrom5000wordsto2000.水蒸汽触及冷的表面即凝结成水。Steamcondensesinto/iscondensedtowaterwhenittouchesacoldsurface.v.Reducetoasmallerorshortenedform

缩短,压缩becomeliquidorsometimessolid(使)冷却Tensivea.

involvinghardworkconcentratedintoashorttime密集的,加强的labor-intensive 劳动密集型的capital-intensive 资金密集型的intensivecare重病特别护理intensivestudy强化学习同根词intensea.（性质、感情等）强烈的；紧张的intensifyv.增强，强化intensityn.强烈，剧烈，紧张；强度e.g.BackgotoofarFOREXAMPLE:Nowyoutry:exceedthelimitsofwhatisreasonableoracceptable太过分，做过头Tactconsistsinknowinghowfarwemaygotoofar.

机智在于知道自己可以过分到什么程度。Suchdigressionscanleadusgotoofar.

这样的离题会引导我们离题越来越远。BackStill,thereislittledisputethatcommunicationswillbeakeyfactorseparatingthewinnersfromthelosers.thereislittledisputethat…毋庸争辩的是……Practice

毋庸争辩的是,先进的知识将给他们的腾飞插上

翅膀。

网络是学习英语的有效途径之一，这是毋庸置疑

的。

Thereislittledisputethatadvancedknowledge

canlendwingstotheirriseinlife.

Thereislittledoubtthatonlinelearningisone

oftheeffectivewaystolearnEnglish.TranslationKeyBack5.disposal

1)[U]thepowerorauthoritytousefreely

支配权， 处置权【例句】Duringyourvisit,Iwillputmyroomatyourdisposal. 在你来访期间我会把我的房间给你用。我要是帮得上忙，请尽管吩咐。

IfIcanbeofservice,I’matyourdisposal. 2)[U]theactofgettingridofsth.

处理，消除【例句】Guangzhouwillestablishawastewaterdisposal

centerwithinthreeyears. 广州将在三年内建成一个废水处理中心。【记忆】 dis(apart)+pos(toput)+al

个别分开放置，排列，布置

dispose

vt.

排列，布置；

vi.

去掉，处理

disposable

a.

可任意处置的

【搭配】

atsb.’sdisposal 由某人随意支配，随某人自由处理;

put/leave/placesth.atsb.’sdisposal

把某物交某人自由处理;

awaste-disposalunit 废品处置部门；

thedisposalofbusinessaffairs处理商业事务Back

That’spartly

becauseLatinAmericancustomers

talk

twotofourtimesaslong

onthephoneaspeopleinNorthAmerica.

…timesas…as…是……的……倍Practice

这种物质的反应速度是那种的3倍。

Thissubstancereactsthreetimesasfastasthatone.

TranslationKeyBack比较Xtimes+thewidth(length,breath,level,value)ofThelakeistwicethewidthofthatlake.6.persist

v.

1)keepondoingsth.inspiteofoppositionor difficulty坚持不懈，执意【例句】ShepersistedinwatchingTVatthedinnertable. 她非要边吃晚餐边看电视不可。她持之以恒地寻求真理。

Shepersisted

inhersearchforthetruth. 2)continuetoexist

持续，继续存在【例句】Thebeliefthattheearthwasflatpersisted

formanycenturies. 认为地球是平面的观念延续了数个世纪。Back跨越接触优于无法摆脱坚决进行区分A与B始于陷入…把…投入…触其表面，略知皮毛UsefulExpressionsleapoveraccesstoadvantageoverbestuckwithpushaheadseparateAfromBdatefrombestuckinpump…into…scratchthesurfaceofsth.登录整个（某个）地方由某人支配与…相比在······之中成为时尚做出大胆的跃进与…齐步前进落后以一跃logontoacrosstheentirewidthandbreadthofaplaceatone’sdisposalascomparedto…becometherageamong…makeaboldleapkeeppacewithlagbehindinonejump习惯用语

atanadvantage有利地

beofadvantageto对...有利gain/get/have/winanadvantageover/of胜过,优于

givesb.anadvantageover使某人处于更有利的地位

havetheadvantageof比...强,胜过takeadvantageof利用别人的弱点占便宜makeone’sadvantageof利用别人的弱点占便宜tosb.’sadvantage(=totheadvantagesb.)对...有利withadvantage有利地,有效地AssociationBackAssociationascratchofthepen大笔一挥;bringsb.(up)tothescratch使某人下定决心Ifyou'llscratchmyback,I'llscratchyours.投桃报李onscratch准时,正点

onthescratch在起步线上;没有让步地

startfromscratch从起始开始,白手起家

withoutascratch丝毫未受伤;安然无恙scratchabout竭力搜寻,到处挖掘scratchalong凑合着过日子scratchforoneself关心自己的利益

scratchout把...划掉BackAssociation(as)comparedwith和...比较起来beyondcompare无与伦比的，不可及的comparefavorablywith似优于；不亚于nottobecomparedwith相差极远，远不如comparenotes对笔记；交换意见compareto比拟，比作comparewith(可)与...相比compareunfavorablywith劣于；不足与比较；相形见绌BackAssociation惯用语

be(all)therage流行,风糜一时

burstintoarageoftears[grief]嚎啕大哭flyintoarage勃然大怒havearagefor对...具有狂热爱好inarage一怒之下Back1.Businessdroppedoffsharplyduringthe

.A.concessionB.backwardnessC.recessionD.profession2.Theauthorhas

alotofhismaterialsinto20pages.A.condensedB.cutC.reducedD.loweredChoosethebestone:C.recessionA.condensed

3.Themanlostinthedesertwas

forwater.A.desperateB.longC.hopefulD.look4.IfyouinstudyingEnglish,youwillmakeimprovementsoonerorlater.A.persistB.continueC.goonD.hold5.Public

shouldbeundertheprotectionofthepublic.A.usageB.equipmentsC.itemsD.utilitiesA.desperateA.persistD.utilities6.Ifyoudonotmoveahead,youwill

behind.A.fellB.walkC.lagD.keep7.

thebadwhether,wewillgoonwithourproject.A.InspiteB.DespiteC.RatherthanD.Insteadof8.Forthetimebeing,theyare

withtheoldtechnology.A.evolvedB.involvedC.concerningD.stuckC.lagB.DespiteD.stuck9.Thisoldbuildingcandate

200years.A.backB.forwardC.forthD.from10.Somesuggestionsareproposedandwillbeatyour

.A.choiceB.choosingC.disposalD.control