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"BLOGGO PLC ", announces its press office at 7am, London time, "last night agreed to purchase Jun...
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BLOGGOPLCannouncesitspressofficeat7amLondontime
当PLC上出现BATT.V显示时说明
PLC 程序出错
PLC 锂电池电压过高
PLC锂电池电压不足
PLC有干扰信号
由于系统的规模不同各行业对PLC大中小型的划分也不尽一致在石油化工行业中1024点属于
小型PLC
中型PLC
大型PLC
超大PLC
BLOGGOPLCannouncesitspressofficeat7amLondontime
BLOGGOPLCannouncesitspressofficeat7amLondontime
BLOGGOPLCannouncesitspressofficeat7amLondontime
PLC的I/0点数是指某台PLC能够输入PLC内和从PLC内向外输出的开关量模拟量的总点数
在下列有关PLC的叙述中是正确的
PLC是一种工业控制计算机
PLC编程方便，程序中不可使用高级语言
PLC系统构成简单
PLC抗干扰能力强，可靠性高
PLC控制程序可变，具有良好的柔性
BLOGGOPLCannouncesitspressofficeat7amLondontime
PLC的I/O点数是指某台PLC能够输入PLC内和从PLC内向外输出的开关量模拟量的总点数
若将更改过后的程序只下载至主PLC而未下载至备用PLC当主PLC故障时
备用PLC投入运行
备用PLC不会投入运行
备用PLC初始化后投入运行
程序下载到备用PLC
BLOGGOPLCannouncesitspressofficeat7amLondontime
BLOGGOPLCannouncesitspressofficeat7amLondontime
一般将输入/输出总点数在_______的PLC称为小型PLC输入/输出总点数大于_______小于_
BLOGGOPLCannouncesitspressofficeat7amLondontime
某PLC的I/O点数为3072点那么该PLC属于
小型PLC
中型PLC
大型PLC
超大型PLC
PLC的结构按应用规模分类可分为小型PLC中型PLC大型PLC超大型PLC
分布型PLC
集成型PLC
超小型PLC
移动型PLC
Chinesescientists______onTuesdaythatthey______alow
announces; had invented
announced; have invented
announced; had invented
announces; have invented
BLOGGOPLCannouncesitspressofficeat7amLondontime
PLC根据PLC的I/O点数PLC分为
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InspiteofrisingconcernintheNortheastandCanadaAdministrationspokesmenhaverepeatedlyinsistedthatnothingcouldreallybedoneaboutacidrainandtheindustry-producedsulfuremissionsuntilallthescientificfactswerein.Suddenlylastweekhoweverfactscamerainingdownineffectmakingfurtherscientificdebateonwhatmainlycausestheproblemallbutirrelevant. WhatbroughtaboutthedownpourwasastudycommissionedbyPresidentialScienceAdviser.Thespokesmenplainlycalledforremedialactionevenifsometechnicalquestionsaboutacidrainwerestillunanswered.Ifwetaketheconservativepointofviewthatwemustwaituntilthescientificknowledgeisdefinitivesaidthespokesmantheaccumulateddepositionanddamagedenvironmentmayreachthepointof’’irreversibility’’. Whenitrainsitpours.NextcameastudyfromtheNationalResearchCouncil.Itsdefinitiveconclusion:reducingemissionsofsulfurdioxidefromcoal-burningpowerplantsandfactoriessuchastheseintheMidwestwouldinfactsignificantlyreducetheacidityinrainsnowandotherprecipitation降水thatiswidelybelievedtobeworseningthelifefromfresh-waterlakesandforestsintheNortheastandCanada.Thespokesmandidnotrecommendanyspecificaction. ApairofremedialmeasuresarealreadytakenbeforeCongress.ASenatecommitteerecentlyapprovedabillthatwouldrequirereductionoverthenextdecadeofsulfur-dioxideemissionsby10milliontonsintheStatesborderingontheeastoftheMississippi.AtoughermeasurewasintroducedintheHouseorderingthe50largestsulfurpollutersintheU.S.tocutemissionssubstantially.ToeasetheEasterncoalminingindustrywhichfearsaswitchtolow-sulfurWesterncoalthebillrequirestheinstallationofexpensivescrubbersdevicesforremovingsulfurfromthesmokeratherthananorderthatforbidshigh-sulfurfuel.StillthelegislationisbeingvigorouslyopposedbythecoalindustryandutilitiesespeciallyintheMid-westwhereheavyindustriesarebattlingtosurvive.InasurveyalsoreleasedlastweektheEdisonElectricInstituteanindustrygroupgravelypredictedthatelectricityratescouldriseasmuchas50%iftheemission-controllegislationpassed. GovernmentstudiesdisputethesefiguresbutCongresshasbeensuspendedonacid-rainmeasures.Nowasaresultoftheacademystudysupportersofthebillsaremoreoptimistic.Neverthelessamajorpoliticalbattleisshapingup. Thisarticlemostprobablyappearedin
Ateverystageofdevelopmentclothescanhelpestablishaperson’’sidentityforhimselfandforthosewithwhomheinteracts.Thechildhoodgameofdressingupinparents’’1providestheopportunityforthechildto2theroleshewillbe3toplayinadultlife. Thedegree4whichapersonchoosesclothesthat5theroleswillaffecthisperformanceinthoseroles.Clothesareanimportantfactorindeveloping6ofself-confidenceandself-respect7whenyoulookgoodyoufeelgood.Formostpeopleclothesareoftenasourceof8reactionfromotherssinceinourculturewearemore9tocomplimentapersononhis10thanonother11oftheself MostAmericansalso12thataproperappearanceandproperdressarethekeys13associationwiththerightcrowdwhich14opensthedoorstojobadvancementincreasedincomeandgreaterprestige. Ourclothingneedsare15byamultitudeofcircumstancesbecausebuyingmotivesare16simple.Thefirststepinthedecision-makingprocessistomakea17orderingofthethingsthatareimportanttous.Ifapersonrecognizesand18theprioritiesofhisvalues―e.g.thathisstatusandprestigemaybemoreimportantthanhisphysicalcomfort―his19ofclothingisnotonlysimplifiedbutmorelikelyto20himgreatersatisfaction.
Inrecentyearsrailroadshavebeencombiningwitheachothermergingintosupersystemscausingheightenedconcernsaboutmonopoly.Asrecentlyas1995thetopfourrailroadsaccountedforunder70percentofthetotalton-milesmovedbyrails.Nextyearafteraseriesofmergersiscompletedjustfourrailroadswillcontrolwellover90percentofallthefreightmovedbymajorrailcarriers. Supportersofthenewsupersystemsarguethatthesemergerswillallowforsubstantialcostreductionsandbettercoordinatedservice.Anythreatofmonopolytheyargueisremovedbyfiercecompetitionfromtrucks.Butmanyshipperscomplainthatforheavybulkcommoditiestravelinglongdistancessuchascoalchemicalsandgraintruckingistoocostlyandtherailroadsthereforehavethembythethroat. Thevastconsolidationwithintherailindustrymeansthatmostshippersareservedbyonlyonerailcompany.Railroadstypicallychargesuchcaptiveshippers20to30percentmorethantheydowhenanotherrailroadiscompetingforthebusiness.Shipperswhofeeltheyarebeingoverchargedhavetherighttoappealtothefederalgovernment’’sSurfaceTransportationBoardforratereliefbuttheprocessisexpensivetimeconsumingandwillworkonlyintrulyextremecases. Railroadsjustifyratediscriminationagainstcaptiveshippersonthegroundsthatinthelongrunitreduceseveryone’’scost.Ifrailroadschargedallcustomersthesameaverageratetheyargueshipperswhohavetheoptionofswitchingtotrucksorotherformsoftransportationwoulddosoleavingremainingcustomerstoshoulderthecostofkeepinguptheline.It’’satheorytowhichmanyeconomistssubscribebutinpracticeitoftenleavesrailroadsinthepositionofdeterminingwhichcompanieswillflourishandwhichwillfail.DowereallywantrailroadstobethearbitersofwhowinsandwholosesinthemarketplaceasksMartinBercoviciaWashingtonlawyerwhofrequentlyrepresentsshippers. Manycaptiveshippersalsoworrytheywillsoonbehitwitharoundofhugerateincreases.Therailroadindustryasawholedespiteitsbrighteningfortunesstilldoesnotearnenoughtocoverthecostofthecapitalitmustinvesttokeepupwithitssurgingtraffic.YetrailroadscontinuetoborrowbillionstoacquireoneanotherwithWallStreetcheeringthemon.Considerthe$10.2billionbidbyNorfolkSouthernandCSXtoacquireConrailthisyear.Conrail’’snetrailwayoperatingincomein1996wasjust$427millionlessthanhalfofthecarryingcostsofthetransaction.Who’’sgoingtopayfortherestofthebillManycaptiveshippersfearthattheywillasNorfolkSouthernandCSXincreasetheirgriponthemarket. Whatismanycaptiveshippers’’attitudetowardstheconsolidationintherailindustry
Overthepastcenturyallkindsofunfairnessanddiscriminationhavebeencondemnedormadeillegal.Butoneinsidiousformcontinuestothrivealphabetism.Thisforthoseasyetunawareofsuchadisadvantagereferstodiscriminationagainstthosewhosesurnamesbeginwithaletterinthelowerhalfofthealphabet. IthaslongbeenknownthatataxifinncalledAAAAcarshasabigadvantageoverZodiaccarswhencustomersthumbthroughtheirphonedirectories.LesswellknownistheadvantagethatAdamAbbotthasinlifeoverZoZysman.Englishnamesarefairlyevenlyspreadbetweenthehalvesofthealphabet.YetasuspiciouslylargenumberoftoppeoplehavesurnamesbeginningwithlettersbetweenAandK. ThustheAmericanpresidentandvice-presidenthavesurnamesstartingwithBandCrespectively;and26ofGeorgeBush’’spredecessorsincludinghisfatherhadsurnamesinthefirsthalfofthealphabetagainstjust16inthesecondhalf.EvenmorestrikingsixofthesevenheadsofgovernmentoftheG7richcountriesarealphabeticallyadvantagedBerlusconiBlairBushChiracChretienandKoizumi.Theworld’’sthreetopcentralbankersGreenspanDuisenbergandHayamiareallclosetothetopofthealphabetevenifoneofthemreallyusesJapanesecharacters.Asaretheworld’’sfiverichestmenGatesBuffettAllenEllisonandAlbrecht. CanthismerelybecoincidenceOnetheorydreamtupinallthesparetimeenjoyedbythealphabeticallydisadvantagedisthattherotsetsinearly.Atthestartofthefirstyearininfantschoolteachersseatpupilsalphabeticallyfromthefronttomakeiteasiertoremembertheirnames.Soshort-sightedZysmanjuniorgetsstuckinthebackrowandisrarelyaskedtheimprovingquestionsposedbythoseinsensitiveteachers.Atthetimethealphabeticallydisadvantagedmaythinktheyhavehadaluckyescape.Yettheresultmaybeworsequalificationsbecausetheygetlessindividualattentionaswellaslessconfidenceinspeakingpublicly. Thehumiliationcontinues.AtuniversitygraduationceremoniestheABCsproudlygettheirawardsfirst;bythetimetheyreachfileZysmansmostpeopleareliterallyhavingaZZZ.Shortlistsforjobinterviewselectionballotpaperslistsofconferencespeakersandattendees:alltendtobedrawnupalphabeticallyandtheirrecipientsloseinterestastheyploughthroughthem. WhatdoestheauthormeanbymostpeopleareliterallyhavingaZZZLine2Paragraph5.
Studythefollowingpicturecarefullyandwriteanessayinwhichyoushould 1describethepicture 2interpretitsmeaningand 3stateyourplantodoso. Youshouldwriteabout160-200wordsneatlyonANSWERSHEET2.20points
Inrecentyearsrailroadshavebeencombiningwitheachothermergingintosupersystemscausingheightenedconcernsaboutmonopoly.Asrecentlyas1995thetopfourrailroadsaccountedforunder70percentofthetotalton-milesmovedbyrails.Nextyearafteraseriesofmergersiscompletedjustfourrailroadswillcontrolwellover90percentofallthefreightmovedbymajorrailcarriers. Supportersofthenewsupersystemsarguethatthesemergerswillallowforsubstantialcostreductionsandbettercoordinatedservice.Anythreatofmonopolytheyargueisremovedbyfiercecompetitionfromtrucks.Butmanyshipperscomplainthatforheavybulkcommoditiestravelinglongdistancessuchascoalchemicalsandgraintruckingistoocostlyandtherailroadsthereforehavethembythethroat. Thevastconsolidationwithintherailindustrymeansthatmostshippersareservedbyonlyonerailcompany.Railroadstypicallychargesuchcaptiveshippers20to30percentmorethantheydowhenanotherrailroadiscompetingforthebusiness.Shipperswhofeeltheyarebeingoverchargedhavetherighttoappealtothefederalgovernment’’sSurfaceTransportationBoardforratereliefbuttheprocessisexpensivetimeconsumingandwillworkonlyintrulyextremecases. Railroadsjustifyratediscriminationagainstcaptiveshippersonthegroundsthatinthelongrunitreduceseveryone’’scost.Ifrailroadschargedallcustomersthesameaverageratetheyargueshipperswhohavetheoptionofswitchingtotrucksorotherformsoftransportationwoulddosoleavingremainingcustomerstoshoulderthecostofkeepinguptheline.It’’satheorytowhichmanyeconomistssubscribebutinpracticeitoftenleavesrailroadsinthepositionofdeterminingwhichcompanieswillflourishandwhichwillfail.DowereallywantrailroadstobethearbitersofwhowinsandwholosesinthemarketplaceasksMartinBercoviciaWashingtonlawyerwhofrequentlyrepresentsshippers. Manycaptiveshippersalsoworrytheywillsoonbehitwitharoundofhugerateincreases.Therailroadindustryasawholedespiteitsbrighteningfortunesstilldoesnotearnenoughtocoverthecostofthecapitalitmustinvesttokeepupwithitssurgingtraffic.YetrailroadscontinuetoborrowbillionstoacquireoneanotherwithWallStreetcheeringthemon.Considerthe$10.2billionbidbyNorfolkSouthernandCSXtoacquireConrailthisyear.Conrail’’snetrailwayoperatingincomein1996wasjust$427millionlessthanhalfofthecarryingcostsofthetransaction.Who’’sgoingtopayfortherestofthebillManycaptiveshippersfearthattheywillasNorfolkSouthernandCSXincreasetheirgriponthemarket. Thewordarbitersline6paragraph4mostprobablyreferstothose
Inlessthan30years’’timetheStarTrekholodeckwillbeareality.Directlinksbetweenthebrain’’snervoussystemandacomputerwillalsocreatefullsensoryvirtualenvironmentsallowingvirtualvacationslikethoseinthefilmTotalRecall. 71.Therewillbetelevisionchatshowshostedbyrobotsandcarswithpollutionmonitorsthatwilldisablethemwhentheyoffend.72.Childrenwillplaywithdollsequippedwithpersonalitychipscomputerswithin-builtpersonalitieswillberegardedasworkmatesratherthantoolsrelaxationwillbeinfrontofsmell-televisionanddigitalagewillhavearrived. AccordingtoBT’’sfuturologistIanPearsontheseareamongthedevelopmentsscheduledforthefirstfewdecadesofthenewmillenniumaperiodof1000yearswhensupercomputerswilldramaticallyaccelerateprogressinallareasoflife. 73.Pearsonhaspiecedtogethertheworkofhundredsofresearchersaroundtheworldtoproduceauniquemillenniumtechnologycalendarthatgivesthelatestdateswhenwecanexpecthundredsorkeybreakthroughsanddiscoveriestotakeplace.Someofthebiggestdevelopmentswillbeinmedicineincludinganextendedlifeexpectancyanddozensofartificialorganscomingintousebetweennowand2040. Pearsonalsopredictsabreakthroughincomputer-humanlinks.BylinkingdirectlytoournervoussystemcomputerscouldpickupwhatwefeelandhopefullysimulatefeelingtoosothatwecanstarttodevelopfullsensoryenvironmentsratherliketheholidaysinTotalRecallortheStarTrekholodeckhesays.74.ButthatPearsonpointsoutisonlythestartofman-machineintegration:Itwillbethebeginningofthelongprocessofintegrationthatwillultimatelyleadtoafullyelectronichumanbeforetheendofthenextcentury. ThroughhisresearchPearsonisabletoputdatestomostofthebreakthroughsthatcanbepredicted.Howevertherearestillnoforecastsforwhenfaster-that-lighttravelwillbeavailableorwhenhumancloningwillbeperfectedorwhentimetravelwillbepossible.Buthedoesexpectsocialproblemsasaresultoftechnologicaladvances.Aboominneighborhoodsurveillancecameraswillforexamplecauseproblemsin2010whilethearrivalofsyntheticlifelikerobotswillmeanpeoplemaynotbeabletodistinguishbetweentheirhumanfriendsandthedroids.75.Andhomeapplianceswillalsobecomesosmartthatcontrollingandoperatingthemwillresultinthebreakoutofanewpsychologicaldisorder--kitchenrage. Inlessthan30years’’timetheStarTrekholodeckwillbeareality.Directlinksbetweenthebrain’’snervoussystemandacomputerwillalsocreatefullsensoryvirtualenvironmentsallowingvirtualvacationslikethoseinthefilmTotalRecall. 71.Therewillbetelevisionchatshowshostedbyrobotsandcarswithpollutionmonitorsthatwilldisablethemwhentheyoffend.72.Childrenwillplaywithdollsequippedwithpersonalitychipscomputerswithin-builtpersonalitieswillberegardedasworkmatesratherthantoolsrelaxationwillbeinfrontofsmell-televisionanddigitalagewillhavearrived. AccordingtoBT’’sfuturologistIanPearsontheseareamongthedevelopmentsscheduledforthefirstfewdecadesofthenewmillenniumaperiodof1000yearswhensupercomputerswilldramaticallyaccelerateprogressinallareasoflife. 73.Pearsonhaspiecedtogethertheworkofhundredsofresearchersaroundtheworldtoproduceauniquemillenniumtechnologycalendarthatgivesthelatestdateswhenwecanexpecthundredsorkeybreakthroughsanddiscoveriestotakeplace.Someofthebiggestdevelopmentswillbeinmedicineincludinganextendedlifeexpectancyanddozensofartificialorganscomingintousebetweennowand2040. Pearsonalsopredictsabreakthroughincomputer-humanlinks.BylinkingdirectlytoournervoussystemcomputerscouldpickupwhatwefeelandhopefullysimulatefeelingtoosothatwecanstarttodevelopfullsensoryenvironmentsratherliketheholidaysinTotalRecallortheStarTrekholodeckhesays.74.ButthatPearsonpointsoutisonlythestartofman-machineintegration:Itwillbethebeginningofthelongprocessofintegrationthatwillultimatelyleadtoafullyelectronichumanbeforetheendofthenextcentury. ThroughhisresearchPearsonisabletoputdatestomostofthebreakthroughsthatcanbepredicted.Howevertherearestillnoforecastsforwhenfaster-that-lighttravelwillbeavailableorwhenhumancloningwillbeperfectedorwhentimetravelwillbepossible.Buthedoesexpectsocialproblemsasaresultoftechnologicaladvances.Aboominneighborhoodsurveillancecameraswillforexamplecauseproblemsin2010whilethearrivalofsyntheticlifelikerobotswillmeanpeoplemaynotbeabletodistinguishbetweentheirhumanfriendsandthedroids.75.Andhomeapplianceswillalsobecomesosmartthatcontrollingandoperatingthemwillresultinthebreakoutofanewpsychologicaldisorder--kitchenrage.
Halftheworld’’spopulationwillbespeakingorlearningEnglishby2015researcherssay.TwobillionpeopleareexpectedtostartlearningEnglishwithinadecadeandthreebillionwillspeakitsaysaBritishCouncilestimate. OtherlanguagessuchasFrenchriskbecomingthecasualtiesofthislinguisticglobalization.Buttheboomwillbeoverby2050andtheEnglish-languageteachingindustrywillhavebecomeavictimofitsownsuccesssaysDavidGraddolauthorofthereportTheFutureofEnglish. Mr.Graddol’’sresearchwasbasedonacomputermodeldevelopedtoestimatedemandforEnglish-languageteachingaroundtheworld.ThelecturerwhohasworkedineducationandlanguagestudiesattheOpenUniversityforthepast25yearssaidthemodelchartedlikelystudentnumbersthroughto2050. ItwascompiledbylookingatvariousestimatesfromtheUnitedNationsEducationScientificandCulturalOrganizationUnescooneducationprovisiondemographicprojectionsgovernmenteducationpoliciesandinternationalstudentmobilityfigures.TheimpactofeducationalinnovationsandotherdevelopmentsaffectingtheworldpopulationincludingtheChinesegovernment’’spolicyofonebabyperfamilywerealsofactoredin. BasedonitsfindingsMr.GraddolhaspredictedthattheworldisabouttobehitbyatidalwaveofEnglish.ManygovernmentsespeciallyincountrieswhichhaverelativelyrecentlygainedindependenceareintroducingtheteachingofEnglishunderautilitarianbanner. ButEnglishpredominatesinthebusinessworldandforsuchcountriestobeabletocompeteforworkincludinglucrativeprofitableoutsourcingcontractsEnglishisbeingpushedheavilyfromkindergartenon. ThepotentialbonanzasourceofwealthonofferfromoutsourcingmeansevenmathsandsciencearebeingtaughtinEnglishatsecondaryschoolsinMalaysia.ButdemandforEnglishteachingwoulddropaschildrenprogressthroughacademiaandmoreuniversitiesacrosstheworldchoosetoteachinthelanguage. Mr.Graddolalsoestimatedthattheboomwouldbeoverby2050.English-languagestudentswillbedownfromtwobillionto500millionthenhesaidIncreasinglyasEnglishspreadacrosstheglobemorepeoplewillbecomebilingualevenmulti-lingualandsuchskillsarehighlyprizedinbusiness.ButBritainhasnotgotthebestreputationforlearningotherlanguages. ThereportalsoshowedthatEnglishwasnottheonlylanguagespreadingandtheworldfarfrombeingdominatedbyEnglishwastobecomemoremulti-lingual.Mr.GraddolsaidChineseArabicandSpanishareallpopularandlikelytobelanguagesofthefuture. ItisestimatedthatinadecadeEnglishwillbe
InspiteofrisingconcernintheNortheastandCanadaAdministrationspokesmenhaverepeatedlyinsistedthatnothingcouldreallybedoneaboutacidrainandtheindustry-producedsulfuremissionsuntilallthescientificfactswerein.Suddenlylastweekhoweverfactscamerainingdownineffectmakingfurtherscientificdebateonwhatmainlycausestheproblemallbutirrelevant. WhatbroughtaboutthedownpourwasastudycommissionedbyPresidentialScienceAdviser.Thespokesmenplainlycalledforremedialactionevenifsometechnicalquestionsaboutacidrainwerestillunanswered.Ifwetaketheconservativepointofviewthatwemustwaituntilthescientificknowledgeisdefinitivesaidthespokesmantheaccumulateddepositionanddamagedenvironmentmayreachthepointof’’irreversibility’’. Whenitrainsitpours.NextcameastudyfromtheNationalResearchCouncil.Itsdefinitiveconclusion:reducingemissionsofsulfurdioxidefromcoal-burningpowerplantsandfactoriessuchastheseintheMidwestwouldinfactsignificantlyreducetheacidityinrainsnowandotherprecipitation降水thatiswidelybelievedtobeworseningthelifefromfresh-waterlakesandforestsintheNortheastandCanada.Thespokesmandidnotrecommendanyspecificaction. ApairofremedialmeasuresarealreadytakenbeforeCongress.ASenatecommitteerecentlyapprovedabillthatwouldrequirereductionoverthenextdecadeofsulfur-dioxideemissionsby10milliontonsintheStatesborderingontheeastoftheMississippi.AtoughermeasurewasintroducedintheHouseorderingthe50largestsulfurpollutersintheU.S.tocutemissionssubstantially.ToeasetheEasterncoalminingindustrywhichfearsaswitchtolow-sulfurWesterncoalthebillrequirestheinstallationofexpensivescrubbersdevicesforremovingsulfurfromthesmokeratherthananorderthatforbidshigh-sulfurfuel.StillthelegislationisbeingvigorouslyopposedbythecoalindustryandutilitiesespeciallyintheMid-westwhereheavyindustriesarebattlingtosurvive.InasurveyalsoreleasedlastweektheEdisonElectricInstituteanindustrygroupgravelypredictedthatelectricityratescouldriseasmuchas50%iftheemission-controllegislationpassed. GovernmentstudiesdisputethesefiguresbutCongresshasbeensuspendedonacid-rainmeasures.Nowasaresultoftheacademystudysupportersofthebillsaremoreoptimistic.Neverthelessamajorpoliticalbattleisshapingup. Thefirstparagraphshowsthat
Ateverystageofdevelopmentclothescanhelpestablishaperson’’sidentityforhimselfandforthosewithwhomheinteracts.Thechildhoodgameofdressingupinparents’’1providestheopportunityforthechildto2theroleshewillbe3toplayinadultlife. Thedegree4whichapersonchoosesclothesthat5theroleswillaffecthisperformanceinthoseroles.Clothesareanimportantfactorindeveloping6ofself-confidenceandself-respect7whenyoulookgoodyoufeelgood.Formostpeopleclothesareoftenasourceof8reactionfromotherssinceinourculturewearemore9tocomplimentapersononhis10thanonother11oftheself MostAmericansalso12thataproperappearanceandproperdressarethekeys13associationwiththerightcrowdwhich14opensthedoorstojobadvancementincreasedincomeandgreaterprestige. Ourclothingneedsare15byamultitudeofcircumstancesbecausebuyingmotivesare16simple.Thefirststepinthedecision-makingprocessistomakea17orderingofthethingsthatareimportanttous.Ifapersonrecognizesand18theprioritiesofhisvalues―e.g.thathisstatusandprestigemaybemoreimportantthanhisphysicalcomfort―his19ofclothingisnotonlysimplifiedbutmorelikelyto20himgreatersatisfaction.
Inlessthan30years’’timetheStarTrekholodeckwillbeareality.Directlinksbetweenthebrain’’snervoussystemandacomputerwillalsocreatefullsensoryvirtualenvironmentsallowingvirtualvacationslikethoseinthefilmTotalRecall. 71.Therewillbetelevisionchatshowshostedbyrobotsandcarswithpollutionmonitorsthatwilldisablethemwhentheyoffend.72.Childrenwillplaywithdollsequippedwithpersonalitychipscomputerswithin-builtpersonalitieswillberegardedasworkmatesratherthantoolsrelaxationwillbeinfrontofsmell-televisionanddigitalagewillhavearrived. AccordingtoBT’’sfuturologistIanPearsontheseareamongthedevelopmentsscheduledforthefirstfewdecadesofthenewmillenniumaperiodof1000yearswhensupercomputerswilldramaticallyaccelerateprogressinallareasoflife. 73.Pearsonhaspiecedtogethertheworkofhundredsofresearchersaroundtheworldtoproduceauniquemillenniumtechnologycalendarthatgivesthelatestdateswhenwecanexpecthundredsorkeybreakthroughsanddiscoveriestotakeplace.Someofthebiggestdevelopmentswillbeinmedicineincludinganextendedlifeexpectancyanddozensofartificialorganscomingintousebetweennowand2040. Pearsonalsopredictsabreakthroughincomputer-humanlinks.BylinkingdirectlytoournervoussystemcomputerscouldpickupwhatwefeelandhopefullysimulatefeelingtoosothatwecanstarttodevelopfullsensoryenvironmentsratherliketheholidaysinTotalRecallortheStarTrekholodeckhesays.74.ButthatPearsonpointsoutisonlythestartofman-machineintegration:Itwillbethebeginningofthelongprocessofintegrationthatwillultimatelyleadtoafullyelectronichumanbeforetheendofthenextcentury. ThroughhisresearchPearsonisabletoputdatestomostofthebreakthroughsthatcanbepredicted.Howevertherearestillnoforecastsforwhenfaster-that-lighttravelwillbeavailableorwhenhumancloningwillbeperfectedorwhentimetravelwillbepossible.Buthedoesexpectsocialproblemsasaresultoftechnologicaladvances.Aboominneighborhoodsurveillancecameraswillforexamplecauseproblemsin2010whilethearrivalofsyntheticlifelikerobotswillmeanpeoplemaynotbeabletodistinguishbetweentheirhumanfriendsandthedroids.75.Andhomeapplianceswillalsobecomesosmartthatcontrollingandoperatingthemwillresultinthebreakoutofanewpsychologicaldisorder--kitchenrage.
Ateverystageofdevelopmentclothescanhelpestablishaperson’’sidentityforhimselfandforthosewithwhomheinteracts.Thechildhoodgameofdressingupinparents’’1providestheopportunityforthechildto2theroleshewillbe3toplayinadultlife. Thedegree4whichapersonchoosesclothesthat5theroleswillaffecthisperformanceinthoseroles.Clothesareanimportantfactorindeveloping6ofself-confidenceandself-respect7whenyoulookgoodyoufeelgood.Formostpeopleclothesareoftenasourceof8reactionfromotherssinceinourculturewearemore9tocomplimentapersononhis10thanonother11oftheself MostAmericansalso12thataproperappearanceandproperdressarethekeys13associationwiththerightcrowdwhich14opensthedoorstojobadvancementincreasedincomeandgreaterprestige. Ourclothingneedsare15byamultitudeofcircumstancesbecausebuyingmotivesare16simple.Thefirststepinthedecision-makingprocessistomakea17orderingofthethingsthatareimportanttous.Ifapersonrecognizesand18theprioritiesofhisvalues―e.g.thathisstatusandprestigemaybemoreimportantthanhisphysicalcomfort―his19ofclothingisnotonlysimplifiedbutmorelikelyto20himgreatersatisfaction.
Ateverystageofdevelopmentclothescanhelpestablishaperson’’sidentityforhimselfandforthosewithwhomheinteracts.Thechildhoodgameofdressingupinparents’’1providestheopportunityforthechildto2theroleshewillbe3toplayinadultlife. Thedegree4whichapersonchoosesclothesthat5theroleswillaffecthisperformanceinthoseroles.Clothesareanimportantfactorindeveloping6ofself-confidenceandself-respect7whenyoulookgoodyoufeelgood.Formostpeopleclothesareoftenasourceof8reactionfromotherssinceinourculturewearemore9tocomplimentapersononhis10thanonother11oftheself MostAmericansalso12thataproperappearanceandproperdressarethekeys13associationwiththerightcrowdwhich14opensthedoorstojobadvancementincreasedincomeandgreaterprestige. Ourclothingneedsare15byamultitudeofcircumstancesbecausebuyingmotivesare16simple.Thefirststepinthedecision-makingprocessistomakea17orderingofthethingsthatareimportanttous.Ifapersonrecognizesand18theprioritiesofhisvalues―e.g.thathisstatusandprestigemaybemoreimportantthanhisphysicalcomfort―his19ofclothingisnotonlysimplifiedbutmorelikelyto20himgreatersatisfaction.
Halftheworld’’spopulationwillbespeakingorlearningEnglishby2015researcherssay.TwobillionpeopleareexpectedtostartlearningEnglishwithinadecadeandthreebillionwillspeakitsaysaBritishCouncilestimate. OtherlanguagessuchasFrenchriskbecomingthecasualtiesofthislinguisticglobalization.Buttheboomwillbeoverby2050andtheEnglish-languageteachingindustrywillhavebecomeavictimofitsownsuccesssaysDavidGraddolauthorofthereportTheFutureofEnglish. Mr.Graddol’’sresearchwasbasedonacomputermodeldevelopedtoestimatedemandforEnglish-languageteachingaroundtheworld.ThelecturerwhohasworkedineducationandlanguagestudiesattheOpenUniversityforthepast25yearssaidthemodelchartedlikelystudentnumbersthroughto2050. ItwascompiledbylookingatvariousestimatesfromtheUnitedNationsEducationScientificandCulturalOrganizationUnescooneducationprovisiondemographicprojectionsgovernmenteducationpoliciesandinternationalstudentmobilityfigures.TheimpactofeducationalinnovationsandotherdevelopmentsaffectingtheworldpopulationincludingtheChinesegovernment’’spolicyofonebabyperfamilywerealsofactoredin. BasedonitsfindingsMr.GraddolhaspredictedthattheworldisabouttobehitbyatidalwaveofEnglish.ManygovernmentsespeciallyincountrieswhichhaverelativelyrecentlygainedindependenceareintroducingtheteachingofEnglishunderautilitarianbanner. ButEnglishpredominatesinthebusinessworldandforsuchcountriestobeabletocompeteforworkincludinglucrativeprofitableoutsourcingcontractsEnglishisbeingpushedheavilyfromkindergartenon. ThepotentialbonanzasourceofwealthonofferfromoutsourcingmeansevenmathsandsciencearebeingtaughtinEnglishatsecondaryschoolsinMalaysia.ButdemandforEnglishteachingwoulddropaschildrenprogressthroughacademiaandmoreuniversitiesacrosstheworldchoosetoteachinthelanguage. Mr.Graddolalsoestimatedthattheboomwouldbeoverby2050.English-languagestudentswillbedownfromtwobillionto500millionthenhesaidIncreasinglyasEnglishspreadacrosstheglobemorepeoplewillbecomebilingualevenmulti-lingualandsuchskillsarehighlyprizedinbusiness.ButBritainhasnotgotthebestreputationforlearningotherlanguages. ThereportalsoshowedthatEnglishwasnottheonlylanguagespreadingandtheworldfarfrombeingdominatedbyEnglishwastobecomemoremulti-lingual.Mr.GraddolsaidChineseArabicandSpanishareallpopularandlikelytobelanguagesofthefuture. ThereportTheFutureofEnglishfactoredinallofthefollowingEXCEPT
InspiteofrisingconcernintheNortheastandCanadaAdministrationspokesmenhaverepeatedlyinsistedthatnothingcouldreallybedoneaboutacidrainandtheindustry-producedsulfuremissionsuntilallthescientificfactswerein.Suddenlylastweekhoweverfactscamerainingdownineffectmakingfurtherscientificdebateonwhatmainlycausestheproblemallbutirrelevant. WhatbroughtaboutthedownpourwasastudycommissionedbyPresidentialScienceAdviser.Thespokesmenplainlycalledforremedialactionevenifsometechnicalquestionsaboutacidrainwerestillunanswered.Ifwetaketheconservativepointofviewthatwemustwaituntilthescientificknowledgeisdefinitivesaidthespokesmantheaccumulateddepositionanddamagedenvironmentmayreachthepointof’’irreversibility’’. Whenitrainsitpours.NextcameastudyfromtheNationalResearchCouncil.Itsdefinitiveconclusion:reducingemissionsofsulfurdioxidefromcoal-burningpowerplantsandfactoriessuchastheseintheMidwestwouldinfactsignificantlyreducetheacidityinrainsnowandotherprecipitation降水thatiswidelybelievedtobeworseningthelifefromfresh-waterlakesandforestsintheNortheastandCanada.Thespokesmandidnotrecommendanyspecificaction. ApairofremedialmeasuresarealreadytakenbeforeCongress.ASenatecommitteerecentlyapprovedabillthatwouldrequirereductionoverthenextdecadeofsulfur-dioxideemissionsby10milliontonsintheStatesborderingontheeastoftheMississippi.AtoughermeasurewasintroducedintheHouseorderingthe50largestsulfurpollutersintheU.S.tocutemissionssubstantially.ToeasetheEasterncoalminingindustrywhichfearsaswitchtolow-sulfurWesterncoalthebillrequirestheinstallationofexpensivescrubbersdevicesforremovingsulfurfromthesmokeratherthananorderthatforbidshigh-sulfurfuel.StillthelegislationisbeingvigorouslyopposedbythecoalindustryandutilitiesespeciallyintheMid-westwhereheavyindustriesarebattlingtosurvive.InasurveyalsoreleasedlastweektheEdisonElectricInstituteanindustrygroupgravelypredictedthatelectricityratescouldriseasmuchas50%iftheemission-controllegislationpassed. GovernmentstudiesdisputethesefiguresbutCongresshasbeensuspendedonacid-rainmeasures.Nowasaresultoftheacademystudysupportersofthebillsaremoreoptimistic.Neverthelessamajorpoliticalbattleisshapingup. FromthedescriptionoftheeffortsintheHousewecanseethat
Overthepastcenturyallkindsofunfairnessanddiscriminationhavebeencondemnedormadeillegal.Butoneinsidiousformcontinuestothrivealphabetism.Thisforthoseasyetunawareofsuchadisadvantagereferstodiscriminationagainstthosewhosesurnamesbeginwithaletterinthelowerhalfofthealphabet. IthaslongbeenknownthatataxifinncalledAAAAcarshasabigadvantageoverZodiaccarswhencustomersthumbthroughtheirphonedirectories.LesswellknownistheadvantagethatAdamAbbotthasinlifeoverZoZysman.Englishnamesarefairlyevenlyspreadbetweenthehalvesofthealphabet.YetasuspiciouslylargenumberoftoppeoplehavesurnamesbeginningwithlettersbetweenAandK. ThustheAmericanpresidentandvice-presidenthavesurnamesstartingwithBandCrespectively;and26ofGeorgeBush’’spredecessorsincludinghisfatherhadsurnamesinthefirsthalfofthealphabetagainstjust16inthesecondhalf.EvenmorestrikingsixofthesevenheadsofgovernmentoftheG7richcountriesarealphabeticallyadvantagedBerlusconiBlairBushChiracChretienandKoizumi.Theworld’’sthreetopcentralbankersGreenspanDuisenbergandHayamiareallclosetothetopofthealphabetevenifoneofthemreallyusesJapanesecharacters.Asaretheworld’’sfiverichestmenGatesBuffettAllenEllisonandAlbrecht. CanthismerelybecoincidenceOnetheorydreamtupinallthesparetimeenjoyedbythealphabeticallydisadvantagedisthattherotsetsinearly.Atthestartofthefirstyearininfantschoolteachersseatpupilsalphabeticallyfromthefronttomakeiteasiertoremembertheirnames.Soshort-sightedZysmanjuniorgetsstuckinthebackrowandisrarelyaskedtheimprovingquestionsposedbythoseinsensitiveteachers.Atthetimethealphabeticallydisadvantagedmaythinktheyhavehadaluckyescape.Yettheresultmaybeworsequalificationsbecausetheygetlessindividualattentionaswellaslessconfidenceinspeakingpublicly. Thehumiliationcontinues.AtuniversitygraduationceremoniestheABCsproudlygettheirawardsfirst;bythetimetheyreachfileZysmansmostpeopleareliterallyhavingaZZZ.Shortlistsforjobinterviewselectionballotpaperslistsofconferencespeakersandattendees:alltendtobedrawnupalphabeticallyandtheirrecipientsloseinterestastheyploughthroughthem. Whatcanweinferfromthefirstthreeparagraphs
Inlessthan30years’’timetheStarTrekholodeckwillbeareality.Directlinksbetweenthebrain’’snervoussystemandacomputerwillalsocreatefullsensoryvirtualenvironmentsallowingvirtualvacationslikethoseinthefilmTotalRecall. 71.Therewillbetelevisionchatshowshostedbyrobotsandcarswithpollutionmonitorsthatwilldisablethemwhentheyoffend.72.Childrenwillplaywithdollsequippedwithpersonalitychipscomputerswithin-builtpersonalitieswillberegardedasworkmatesratherthantoolsrelaxationwillbeinfrontofsmell-televisionanddigitalagewillhavearrived. AccordingtoBT’’sfuturologistIanPearsontheseareamongthedevelopmentsscheduledforthefirstfewdecadesofthenewmillenniumaperiodof1000yearswhensupercomputerswilldramaticallyaccelerateprogressinallareasoflife. 73.Pearsonhaspiecedtogethertheworkofhundredsofresearchersaroundtheworldtoproduceauniquemillenniumtechnologycalendarthatgivesthelatestdateswhenwecanexpecthundredsorkeybreakthroughsanddiscoveriestotakeplace.Someofthebiggestdevelopmentswillbeinmedicineincludinganextendedlifeexpectancyanddozensofartificialorganscomingintousebetweennowand2040. Pearsonalsopredictsabreakthroughincomputer-humanlinks.BylinkingdirectlytoournervoussystemcomputerscouldpickupwhatwefeelandhopefullysimulatefeelingtoosothatwecanstarttodevelopfullsensoryenvironmentsratherliketheholidaysinTotalRecallortheStarTrekholodeckhesays.74.ButthatPearsonpointsoutisonlythestartofman-machineintegration:Itwillbethebeginningofthelongprocessofintegrationthatwillultimatelyleadtoafullyelectronichumanbeforetheendofthenextcentury. ThroughhisresearchPearsonisabletoputdatestomostofthebreakthroughsthatcanbepredicted.Howevertherearestillnoforecastsforwhenfaster-that-lighttravelwillbeavailableorwhenhumancloningwillbeperfectedorwhentimetravelwillbepossible.Buthedoesexpectsocialproblemsasaresultoftechnologicaladvances.Aboominneighborhoodsurveillancecameraswillforexamplecauseproblemsin2010whilethearrivalofsyntheticlifelikerobotswillmeanpeoplemaynotbeabletodistinguishbetweentheirhumanfriendsandthedroids.75.Andhomeapplianceswillalsobecomesosmartthatcontrollingandoperatingthemwillresultinthebreakoutofanewpsychologicaldisorder--kitchenrage.
Halftheworld’’spopulationwillbespeakingorlearningEnglishby2015researcherssay.TwobillionpeopleareexpectedtostartlearningEnglishwithinadecadeandthreebillionwillspeakitsaysaBritishCouncilestimate. OtherlanguagessuchasFrenchriskbecomingthecasualtiesofthislinguisticglobalization.Buttheboomwillbeoverby2050andtheEnglish-languageteachingindustrywillhavebecomeavictimofitsownsuccesssaysDavidGraddolauthorofthereportTheFutureofEnglish. Mr.Graddol’’sresearchwasbasedonacomputermodeldevelopedtoestimatedemandforEnglish-languageteachingaroundtheworld.ThelecturerwhohasworkedineducationandlanguagestudiesattheOpenUniversityforthepast25yearssaidthemodelchartedlikelystudentnumbersthroughto2050. ItwascompiledbylookingatvariousestimatesfromtheUnitedNationsEducationScientificandCulturalOrganizationUnescooneducationprovisiondemographicprojectionsgovernmenteducationpoliciesandinternationalstudentmobilityfigures.TheimpactofeducationalinnovationsandotherdevelopmentsaffectingtheworldpopulationincludingtheChinesegovernment’’spolicyofonebabyperfamilywerealsofactoredin. BasedonitsfindingsMr.GraddolhaspredictedthattheworldisabouttobehitbyatidalwaveofEnglish.ManygovernmentsespeciallyincountrieswhichhaverelativelyrecentlygainedindependenceareintroducingtheteachingofEnglishunderautilitarianbanner. ButEnglishpredominatesinthebusinessworldandforsuchcountriestobeabletocompeteforworkincludinglucrativeprofitableoutsourcingcontractsEnglishisbeingpushedheavilyfromkindergartenon. ThepotentialbonanzasourceofwealthonofferfromoutsourcingmeansevenmathsandsciencearebeingtaughtinEnglishatsecondaryschoolsinMalaysia.ButdemandforEnglishteachingwoulddropaschildrenprogressthroughacademiaandmoreuniversitiesacrosstheworldchoosetoteachinthelanguage. Mr.Graddolalsoestimatedthattheboomwouldbeoverby2050.English-languagestudentswillbedownfromtwobillionto500millionthenhesaidIncreasinglyasEnglishspreadacrosstheglobemorepeoplewillbecomebilingualevenmulti-lingualandsuchskillsarehighlyprizedinbusiness.ButBritainhasnotgotthebestreputationforlearningotherlanguages. ThereportalsoshowedthatEnglishwasnottheonlylanguagespreadingandtheworldfarfrombeingdominatedbyEnglishwastobecomemoremulti-lingual.Mr.GraddolsaidChineseArabicandSpanishareallpopularandlikelytobelanguagesofthefuture. Thewriterofthereportdeemsthatoutsourcingisto
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