第页共NUMPAGES7页U4重点词汇讲解Ithasthedistinctionofbeingtheoldestandmostcomplexundergroundsystemintheworld.distinction:n.区分，区别，差别eg.1)alineofdistinction(区别的)界限2)make/drawacleardistinctionbetweenrightandwrong分清是非曲直3)There’sadistinctionbetweenwhathesaysandwhathedoes.他所说的和所做的有区别。声誉，名声eg.1)peopleofdistinction知名人士2)attain/gain/windistinction出名3)Ihadthegreatdistinctionofbeinginvitedtospeakattheconference.我十分荣幸地被邀请在该会议上发言。拓展：distinctadj明显的，清楚的distinctiveadj有特色的，与众不同的distinction构成的常见短语：(makea)distinctionbetweenrightandwrong分清对错withoutdistinction毫无区别havethedistinctionof…享有……的美誉Horse-drawnbuses,trams,cabsandcarriageswereusedtoconveypeopletoandaroundthecitycentre.convey：vt.搬运,运送eg.1)ThisshipconveysoilfromtheMiddleEast.这艘船从中东运输石油。2)Thistrainconveysbothpassengersandgoods.这列火车既载客又运货。3)Ataxiconveyedustotherailwaystation.一辆出租车将我们载到火车站。表达,传达(思想感情),转达eg.1)Conveymycongratulationstoyourbrother.代我向你弟弟表示祝贺。2)Hismannerconveyedaslightnervousness.他的态度透露出一点紧张。3)WordscannotconveyhowhappyIam.言语无法表达我是多么幸福。传导,传播,传染eg.1)Airisthemediumbywhichsoundwavesareconveyed.空气是声波传播的媒质。2)Awireconveysanelectriccurrent.导线输送电流。Inspiteofhisunfortunatepersonalexperience,hissongs_______afeelingofwarmthandhope.A.conveyB.revealC.containD.indicate(答案：A)However,newtrainshadtobedevelopedandtheplanrequiredraisingalargeamountofmoney,sothediggingwaspostponeduntil1860.postpone:vt.推迟,延迟常用搭配：postponedoing…eg.1)Iamdisappointedthatyouarepostponingyourvisitnextweek,butIexpectIwillseeyousoon.2)ThematchwaspostponedtoSaturdaybecauseofbadweather.比赛因天气不好而延迟到星期六。3)Wehavetopostponesendingouranswertotherequest.我们不得不暂缓寄出对申请书的答复。Becauseofthesmokefromthesteamengines,earlyundergroundlinesneededlargeholesleadingtothesurfaceatregularintervals,sothatpeoplecouldgetfreshairandwouldnotchoke.choke:vt.噎塞；阻塞，堵塞，塞满eg.1)Thesmokealmostchokedme烟呛得我几乎透不过气来。2)Theroadisalmostchoked(up)withtraffic.马路几乎被交通堵住了。vi窒息，说不出话chokewitheg.1)Hechokewithanger.他气得说不出话来。Havingseenthesituation,awealthyAmericanbusinessman,CharlesYe