英语倍数表达法(含练习及答案).docx

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1、英语倍数1.Thisroomisthreetimesasbigasthatone.三倍大；大两倍Heearnstwiceasmuchasheusedto.他比往常多赚二倍的钱。We'veproducedtwiceasmuchcottonthisyearastenyearsago.今年的棉花比十年前多了一倍。2.Thisroomisthreetimesthesizeofthatroom.三倍大；大两倍Thisriveristhreetimesthedepthofthatone.这条河深度是那条河的三倍。Thepriceofthemeatistwicewhatitw

2、aslastyear.肉价是去年的两倍。InthisworkshoptheoutputofJulywas3.5timesthatofJanuary.七月份的产量是元月份的3.5倍IhavefivetimesthenumberofTom’sbooks.我有五倍于汤姆的书。I’vepaidfivetimestheusualpriceforthestamp.我出了5倍于往常的价格买这枚邮票。3.Thisroomistwicebiggerthanthatroom.大两倍；三倍大Thisstreetisthreetimeswiderthanthatone.这条街比那条街宽

3、三倍。Iamtwiceolderthanhe.我的年纪比他大两倍。还可以用over，morethan等表示“比……倍还要多”。例如：HeismorethanthreetimesasrichasI.他的财富是我的三倍还不止。Iammorethantwiceasoldashe.我的年龄是他的两倍还不止。HestudiesmorethanthreetimesashardasI.他用功的程度是我的三倍还不止。HehascollectedmorethanthreetimesasmanystampsasI.他搜集的邮票是我的三倍还不止。使用more...than比较级的例句

4、：Heearnsfivetimesmoremoneythanhedidtenyearsago.他现在挣的钱比十年前挣的多5倍。Therearetwicemorestudentsinourclassthanintheirs.我们班的学生人数比他们班多两倍。比较级也可使用分数、小数等数字。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％。Myco

5、mmandofEnglishisnothalfsogoodasyours.我英语掌握得还不及你的一半儿好。英语中有些词表示特定的倍数，例如：again(一倍),twice,double(两倍),triple(三倍),fourfold(四倍)等数。MyAuntisasoldagainasIam.我姑姑的年龄比我大一倍。Thetop-brandclothesareoftensoldasdoublethenormalpricehere.售价经常比正常的售价高一倍。Thenewworkproceduretripledtheoutput.新工艺使产量增加两倍。Theout

6、putofgrainincreasedfourfold.粮食产量增加了三倍。使用by,comparedwith等Comparedwithlastyear,ourcoaloutputhasincreasedbythreetimes.与去年相比，我们的煤产量增长了3倍。Thenumberofthestudentsinourschoolhasincreasedfourtimescomparedwith1980.我们学校的学生人数比1980年增加了3倍。ThepriceofTVsaretwofolddownovertheseyears.近几年来，电视机的价格下降了两倍。

7、Practice.1.Americanseat________vegetablesperpersontodayastheydidin1910.A.morethantwiceB.astwiceasmanyC.twiceasmanyasD.morethantwiceasmany2.Paperproducedeveryyearis_______theworld'sproductionofvehicles.A.thethreeweightofB.threetimestheweightofC.asthreetimesheavyasD.threetimesasheavier

8、as3.Withtheh