英語倍數(shù)表達(dá)法(附習(xí)題講解)【裴永磊文庫】

英語倍數(shù)表達(dá)法（附習(xí)題講解）【裴永磊文庫】裴永磊文庫英語中“倍數(shù)”的表達(dá)方式有這樣一道題:Thehouserentisexpensive.I'vegotabouthalfthespaceIhadathomeandI'mpaying_______here.(2003上海)A.asthreetimesmuchB.asmuchthreetimesC.muchasthreetimesD.threetimesasmuch該題的正確答案為D.顯然本題是在考查倍數(shù)的表達(dá)法。倍數(shù)表達(dá)法是高中英語教學(xué)的重點(diǎn)，也是歷年的高考熱點(diǎn)之一。掌握倍數(shù)的表達(dá)法對于同學(xué)們學(xué)好英語具有重要意義。下面對倍數(shù)的幾種表達(dá)法作一歸納:1、threetimeslongerthan2、threetimesaslongas3、threetimesthedepthof4、fivetimesmoremoneythan5、threetimesasmanybooksas6、fourtimeswhat7、threetimesupon/over1裴永磊文庫8、fasterthanminebyfourtimes9、fourtimescomparedwith10、threetimesthatof11、one-thirdbiggerthanone-thirdbiggerthan(分?jǐn)?shù))12、nothalfsogoodas13、asoldagainas(大一倍)14、asdoublethenormalprice一、用times表示倍數(shù)(一般限于包括基數(shù)在內(nèi)三倍或三倍以上的數(shù)。表示兩倍的數(shù)，一般用twice)。其句式有:(前三種為主)1.“…times，形容詞/副詞的比較級，than…”例如:LineABisthreetimeslongerthanlineCD.線段AB是(線段)CD的三倍長。(實(shí)際是4倍)Thishallisfivetimesbiggerthanourclassroom.(實(shí)際是6倍)這個(gè)大廳比我們的教室大5倍。Thisropeistwicelongerthanthatone(Thishallisfivetimesbiggerthanourclassroom(Thecarrunstwicefasterthanthattruck(TheYangtzeRiverisalmosttwicelongerthanthePearlRiver.長江差不多比珠江長兩倍。Thedictionaryisexactlyfivetimesmoreexpensivethanthatone.這本字典比那本恰好貴5倍。2裴永磊文庫2.“…times+as+形容詞/副詞的原級，as…”例如:Thistableisthreetimesaslongasthatone.這張桌子是那張桌子的三倍長。Thisdictionaryisfivetimesasthickastheoneyouborrowedfromthelibrary.這本詞典的厚度是你從圖書館借的那本(厚度)的5倍。AsiaisfourtimesaslargeasEurope亞洲的面積是歐洲的四倍。Thisbigstoneisthreetimesasheavyasthatone(這塊大石頭的重量是那一塊的三倍。(這塊石頭比那塊重二倍)Theplaneflewtentimesashighasthekite(那架飛機(jī)飛行高度是那個(gè)風(fēng)箏的十倍。(高出九倍)Thistreeisthreetimesastallasthatone.這棵樹是那棵樹的三倍高。Hisfatheristwiceasoldashe.他父親的年紀(jì)有他兩倍大。3.“…times+the+名詞(如:size，height，weight，length，width,age等)，of…”例如:Theearthis49timesthesizeofthemoon.地球的體積是月球的49倍。Thisriveristhreetimesthedepthofthatone.這條河是那條河的三倍深。3裴永磊文庫Thisstreetisfourtimesthelengthofthatstreet.這條街是那條街的四倍長。Thishillisfourtimestheheightofthatsmallone(這座山的高度是那座小山的四倍。(比那座小山高三倍)Thenewlybroadenedsquareisfourtimesthesizeofthepreviousone.新擴(kuò)建的廣場是未擴(kuò)建時(shí)的四倍大。Thishillisfourtimestheheightofthatsmallone這座山的高度是那座小山的四倍。(比那座小山高三倍)4.“…times+more，名詞，than…”例如:Heearnsfivetimesmoremoneythanhedidtenyearsago.他現(xiàn)在掙的錢比十年前掙的多5倍。(實(shí)際是6倍)Therearetwicemorestudentsinourclassthanintheirs.(twice=twotimes)我們班的學(xué)生人數(shù)比他們班多兩倍。(實(shí)際是3倍)5.“…times+asmany(或much)，名詞，as…”例如:We'veproducedtwiceasmuchcottonthisyearas(wedid)tenyearsago.今年我們生產(chǎn)的棉花比十年前多了一倍。(漢語中的多一倍實(shí)際上也指兩倍一樣多。)Hehasgotthreetimesasmanybooksashissister.他擁有的書的數(shù)量是他妹妹的3倍。4裴永磊文庫6.“…times+what從句”例如:Thelengthoftheroadisfourtimeswhatitwasthreeyearsago.這條路的長度是三年前的4倍。Thepriceofthemeatistwicewhatitwaslastyear.肉價(jià)是去年的兩倍。7.“…times+upon(或over)…”例如:Thesizeofthesunisamilliontimesoverthatoftheearth.太陽的體積比地球的體積大一百萬倍。Heisthreetimesuponyourage.他的年齡是你的4倍(或:比你的年齡大3倍)。8.“…+by+…times”例如:Comparedwithlastyear，ourcoaloutputhasincreasedbythreetimes.與去年相比，我們的煤產(chǎn)量增長了3倍。Hisspeedisfasterthanminebyfourtimes.他的速度比我的快4倍。9.“…times+comparedwith，被比較對象”例如:Thenumberofthestudentsinourschoolhasincreasedfourtimescomparedwith1980.5裴永磊文庫我們學(xué)校的學(xué)生人數(shù)比1980年增加了4倍。10.“…times+thatof+被比較對象”例如:InthisworkshoptheoutputofJulywasthreetimesthatofJanuary.這個(gè)車間七月份的產(chǎn)量是元月份的3倍。?Thesizeofthenewlybroadenedsquareisfourtimesthatofthepreviousone.新擴(kuò)建的廣場為以前的四倍大。Theheightofthishillisfourtimesthatofthatsmallone.二、用分?jǐn)?shù)、百分?jǐn)?shù)表示倍數(shù)。例如:Theboxisone-thirdbiggerthanthatone.這個(gè)盒子比那個(gè)盒子大三分之一。Lastyeartheoutputvalueofindustrywas59percenthigherthanthatof1976.去年工業(yè)產(chǎn)值比1976年增長了59,。MycommandofEnglishisnothalfsogoodasyours.我英語掌握得還不及你的一半兒好。三、用again(一倍)，double(兩倍)，triple['tripl](三倍)，fourfold['f?:f?uld](四倍)等詞表示倍數(shù)。例如:MyAuntisasoldagainasIam.6裴永磊文庫我姑姑的年齡比我大一倍。Thetop-brandclothesareoftensoldasdoublethenormalpricehere.這里名牌衣服的售價(jià)經(jīng)常比正常的售價(jià)高一倍(2倍)。Thenewworkproceduretripledtheoutput.新工藝使產(chǎn)量增加兩倍。Theoutputofgrainincreasedfourfold.糧食產(chǎn)量增加了三倍。,鞏固練習(xí),1.(2002上海春)Americanseat________vegetablesperpersontodayastheydidin1910.A.morethantwiceB.astwiceasmanyC.twiceasmanyasD.morethantwiceasmany2.(1998上海)Paperproducedeveryyearis_______theworld'sproductionofvehicles.A.thethreeweightofB.threetimestheweightofC.asthreetimesheavyasD.threetimesasheavieras(heavier應(yīng)改為原級)3.(1994上海)WiththehelpoftheGermanexperts，thefactoryproduced______carsin1993astheyearbefore.7裴永磊文庫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裴永磊文庫7.Thehouserentisexpensive,I’vegotabouthalfthespaceIhadathomeandI’mpaying________here.(上海卷)A.asthreetimesmuchB.asmuchthreetimesC.muchasthreetimesD.