英语倍数表达法

英语倍数表达法一、用times表示倍数1.“A+be+倍数+as+计量形容词原级+as+B”。•Thistreeisthreetimesastallasthatone.这棵树是那棵树的三倍高。•Hisfatheristwiceasoldashe.他父亲的年纪有他两倍大。2.“A+be+倍数+计量形容词比较级+than+B”•TheYangtzeRiverisalmosttwicelongerthanthePearlRiver.长江差不多比珠江长两倍。•Thedictionaryisexactlyfivetimesmoreexpensivethanthatone.这本字典比那本恰好贵5倍。3.“A+be+倍数+the+计量名词+of+B”•Thenewlybroadenedsquareisfourtimesthesizeofthepreviousone.新扩建的广场是未扩建时的四倍大。•Thishillisfourtimestheheightofthatsmallone这座山的高度是那座小山的四倍。（比那座小山高三倍）4.“The+计量名词+of+A+be+倍数+that+of+B”•Thesizeofthenewlybroadenedsquareisfourtimesthatofthepreviousone.新扩建的广场为以前的四倍大。Theheightofthishillisfourtimesthatofthatsmallone．•5.“…times+asmany（或much）＋名词＋as…”例如：•We'veproducedtwiceasmuchcottonthisyearas（wedid）tenyearsago.•今年我们生产的棉花比十年前多了一倍。（汉语中的多一倍实际上也指两倍一样多。）•Hehasgotthreetimesasmanybooksashissister.•他拥有的书的数量是他妹妹的3倍。•6.“…times+what从句”例如：•Thelengthoftheroadisfourtimeswhatitwasthreeyearsago.•这条路的长度是三年前的4倍。•Thepriceofthemeatistwicewhatitwaslastyear.•肉价是去年的两倍。•7.“…times+upon（或over）…”例如：•Thesizeofthesunisamilliontimesoverthatoftheearth.•太阳的体积比地球的体积大一百万倍。•Heisthreetimesuponyourage.•他的年龄是你的4倍（或：比你的年龄大3倍）。•8.“…+by+…times”例如：•Comparedwithlastyear，ourcoaloutputhasincreasedbythreetimes.•与去年相比，我们的煤产量增长了3倍。•Hisspeedisfasterthanminebyfourtimes.•他的速度比我的快4倍。二、用分数、百分数表示倍数•Theboxisone-thirdbiggerthanthatone.•这个盒子比那个盒子大三分之一。•Lastyeartheoutputvalueofindustrywas59percenthigherthanthatof1976.•去年工业产值比1976年增长了59％。•MycommandofEnglishisnothalfsogoodasyours.•我英语掌握得还不及你的一半儿好。三、用again（一倍），double（两倍），triple（三倍），fourfold（四倍）等词表示倍数。•MyAuntisasoldagainasIam.•我姑姑的年龄比我大一倍。•Thetop-brandclothesareoftensoldasdoublethenormalpricehere.•这里名牌衣服的售价经常比正常的售价高一倍。•Thenewworkproceduretripledtheoutput.•新工艺使产量增加两倍。•Theoutputofgrainincreasedfourfold.•粮食产量增加了三倍。exercises1.Americanseat________fruitsperpersontodayastheydidin1910.A.morethantwiceB.astwiceasmanyC.twiceasmanyasD.twiceasmanyD2.Paperproducedeveryyearis_______theworld'sproductionofvehicles.A.thethreeweightofB.threetimestheweightofC.asthreetimesheavyasD.threetimesasheavierasB3.WiththehelpoftheGermanexperts，thefactoryproduced______carsin1993astheyearbefore.•A.astwicemanyB.asmanytwice•C.twiceasmanyD.twicemanyasC4.Thisshipmeasures________thatone.A.astwiceaslongB.astwicelongasC.twicelongasD.twiceaslongasD5.Afterthenewtechniquewasintroduced，thefactoryproduced_______tractorsin1988astheyearbefore.•A.astwicemany•B.asmanyas•C.astwiceasmany•D.twiceasmanyD练习把下列句子译成汉语。•1.一米是一英尺的三倍多。•2.现在我们家乡学校的数量比解放前增加了四倍。•3.北京有我家乡城市的十个那么大。•4.这个房子是那个房子的两倍大。•5.早稻产量比去年提高百分之二十五。根据第一句,完成第二、三句,每空填一词,使句意不变。1.Thisriveristhreetimesaswideasthatone.•Thisriveris__________timesthe__________ofthatone.Thisriveris____________________thanthatone.2.Themeetingroomisthreetimesbiggerthanouroffice.•Themeetingroomis__________timesas__________asouroffice.•Themeetingroomis__________timesthe__________ofouroffice.3.Thenewbuildingisfivetimestheheightoftheoldone.•Thenewbuildingis__________timesas__________astheoldone.•Thenewbuildingis__________times__________thantheoldone.答案•A）1.Ametreis3timesthelengthofafoot.2.Therearenowfivetimesasmanyschoolsinmyhometownasbeforeliberation.3.Beijingistentimesasbigas（ninetimeslargerthan／tentimesthesizeof）myhometown.4.Thishouseistwiceaslargeasthatone5.Theoutputofearlyriceis25％theheightoflastyear's.•B•1.three,width;twicewider2.four,big;four,size3.five,high;four,higher