英语倍数表达法(附习题讲解)【裴永磊文库】

英语倍数表达法（附习题讲解）【裴永磊文库】裴永磊文库英语中“倍数”的表达方式有这样一道题:Thehouserentisexpensive.I'vegotabouthalfthespaceIhadathomeandI'mpaying_______here.(2003上海)A.asthreetimesmuchB.asmuchthreetimesC.muchasthreetimesD.threetimesasmuch该题的正确答案为D.显然本题是在考查倍数的表达法。倍数表达法是高中英语教学的重点，也是历年的高考热点之一。掌握倍数的表达法对于同学们学好英语具有重要意义。下面对倍数的几种表达法作一归纳:1、threetimeslongerthan2、threetimesaslongas3、threetimesthedepthof4、fivetimesmoremoneythan5、threetimesasmanybooksas6、fourtimeswhat7、threetimesupon/over1裴永磊文库8、fasterthanminebyfourtimes9、fourtimescomparedwith10、threetimesthatof11、one-thirdbiggerthanone-thirdbiggerthan(分数)12、nothalfsogoodas13、asoldagainas(大一倍)14、asdoublethenormalprice一、用times表示倍数(一般限于包括基数在内三倍或三倍以上的数。表示两倍的数，一般用twice)。其句式有:(前三种为主)1.“…times，形容词/副词的比较级，than…”例如:LineABisthreetimeslongerthanlineCD.线段AB是(线段)CD的三倍长。(实际是4倍)Thishallisfivetimesbiggerthanourclassroom.(实际是6倍)这个大厅比我们的教室大5倍。Thisropeistwicelongerthanthatone(Thishallisfivetimesbiggerthanourclassroom(Thecarrunstwicefasterthanthattruck(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。2裴永磊文库2.“…times+as+形容词/副词的原级，as…”例如:Thistableisthreetimesaslongasthatone.这张桌子是那张桌子的三倍长。Thisdictionaryisfivetimesasthickastheoneyouborrowedfromthelibrary.这本词典的厚度是你从图书馆借的那本(厚度)的5倍。AsiaisfourtimesaslargeasEurope亚洲的面积是欧洲的四倍。Thisbigstoneisthreetimesasheavyasthatone(这块大石头的重量是那一块的三倍。(这块石头比那块重二倍)Theplaneflewtentimesashighasthekite(那架飞机飞行高度是那个风筝的十倍。(高出九倍)Thistreeisthreetimesastallasthatone.这棵树是那棵树的三倍高。Hisfatheristwiceasoldashe.他父亲的年纪有他两倍大。3.“…times+the+名词(如:size，height，weight，length，width,age等)，of…”例如:Theearthis49timesthesizeofthemoon.地球的体积是月球的49倍。Thisriveristhreetimesthedepthofthatone.这条河是那条河的三倍深。3裴永磊文库Thisstreetisfourtimesthelengthofthatstreet.这条街是那条街的四倍长。Thishillisfourtimestheheightofthatsmallone(这座山的高度是那座小山的四倍。(比那座小山高三倍)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.“…times+more，名词，than…”例如:Heearnsfivetimesmoremoneythanhedidtenyearsago.他现在挣的钱比十年前挣的多5倍。(实际是6倍)Therearetwicemorestudentsinourclassthanintheirs.(twice=twotimes)我们班的学生人数比他们班多两倍。(实际是3倍)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。4裴永磊文库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。9.“…times+comparedwith，被比较对象”例如:Thenumberofthestudentsinourschoolhasincreasedfourtimescomparedwith1980.5裴永磊文库我们学校的学生人数比1980年增加了4倍。10.“…times+thatof+被比较对象”例如:InthisworkshoptheoutputofJulywasthreetimesthatofJanuary.这个车间七月份的产量是元月份的3倍。•Thesizeofthenewlybroadenedsquareisfourtimesthatofthepreviousone.新扩建的广场为以前的四倍大。Theheightofthishillisfourtimesthatofthatsmallone.二、用分数、百分数表示倍数。例如: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['tripl](三倍)，fourfold['f?:f?uld](四倍)等词表示倍数。例如:MyAuntisasoldagainasIam.6裴永磊文库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(2倍)。Thenewworkproceduretripledtheoutput.新工艺使产量增加两倍。Theoutputofgrainincreasedfourfold.粮食产量增加了三倍。,巩固练习,1.(2002上海春)Americanseat________vegetablesperpersontodayastheydidin1910.A.morethantwiceB.astwiceasmanyC.twiceasmanyasD.morethantwiceasmany2.(1998上海)Paperproducedeveryyearis_______theworld'sproductionofvehicles.A.thethreeweightofB.threetimestheweightofC.asthreetimesheavyasD.threetimesasheavieras(heavier应改为原级)3.(1994上海)WiththehelpoftheGermanexperts，thefactoryproduced______carsin1993astheyearbefore.7裴永磊文库A.astwicemanyB.asmanytwiceC.twiceasmanyD.twicemanyas4.(MET1992)Thisshipmeasures________thatone.A.astwiceaslongB.astwicelongasC.twicelongasD.twiceaslongas5.(MET1990)Afterthenewtechniquewasintroduced，thefactoryproduced_______tractorsin1988astheyearbefore.A.astwicemanyB.asmanyasC.astwiceasmanyD.twiceasmanyKey:1,5DBCDD6.ItisreportedthattheUnitedStatesuses________energyasthewholeofEurope.A.astwiceB.twicemuchC.twicemuchasD.twiceasmuch答案是D8裴永磊文库7.Thehouserentisexpensive,I’vegotabouthalfthespaceIhadathomeandI’mpaying________here.(上海卷)A.asthreetimesmuchB.asmuchthreetimesC.muchasthreetimesD.