数词的用法及练习

中考冲刺法专项复习数词的用法基数词用法序数词用法一基词用表事数的，基词。如：two两座桥twenty20个士。1.基词词形(1)从到是立的数：one,two,four,five,seven,nine,ten,eleven,twelve(2)从13到19在个位数后-teenthirteen,fifteen,eighteen,nineteen(3)从20到的各整十位数都-ty结尾。twenty,ninety到之间的其余的两位数，要在十位和个位之间加连字符“-”。twenty-five,thirty-two,(5)百位以上的数词，要在百位和(没有十位则和个之间加。：hundredand258：twofifty-eight(6)英语中的数词每3位数一个单位，thousand千million百,billon十从个位向前位一““前千个“是百)…，：thousandand，059seventhousandandfiftynine，680：fivesixthousand,的用法任何具体数字之前都用单数形式如果其后有of则用复数形式(其前面不能再加具体数目。例如：two万of数万成上万ThousandsandthousandsofhavecometoBeijingthe在过去的两个月里有成千上万的来访者到过北京。基数的法用逗号把长数字从右向左三位三位地分开，如12，读数时，从左向右三位三位地按照三位数读法读，遇上逗号就分别加上该逗号所表示的数词。例如：，982hundredeighty-twothousand,fiveand基数的法①基词在句子中可以作主语、宾语、定语、表语和同位语。ofthemareworkersfrom他之中有两名是来自中国的劳工(作主语--Howpiecesofbreadyou--Iwanttwo.--你要几片面包要两片(作宾语timesfive乘5等于。(作表语)Hisdaughterisfive.他的女儿只有5岁(作表语)Thefourdidn'tpass这个学生考试不及格。作定语Theretwoboyclass.我班22个男生。作定语twowillgotothewith他俩个人将与你一起去参加那个会议(同位语)②基词与名词连用表示编号。LessonEight第八课三年级一班102房间School四Street长街号No.10路公共汽车P.O.Box325号箱Tel.6850,3258电话号码，3258-1-

中考冲刺法专项复习③数复数表示年龄和年代、月份和日期。Ⅰ求确切年龄注意：①年代是四位数时，各分成二位来读98年读作：。②日期按序数词读：月日作Julytenth。

Ⅱ表年代或人的不确切岁数，用几十的复数形式in二十世纪六十年代inone+数词复数在人几十多岁in在年oldmanisin这老人现在已经80多岁了。Ⅲ表年、月、日in1992在1992年inJune,在年月onJuly28,1978在1978年7月28号④基词用于表示时间。表时间有两种方法：①表“几点过几分，分钟之内用词。八点十分teneight九点一刻aquarterpast∶30halfpasttwelve

②表示几点差几分，分之内不包括30分，用介词。∶50)teneight∶∶to③也可以按照时刻表直接读数字。二点四十forty

五点半five

七点一刻

九点零五0five⑤基数词可以表示算式。8+4=127×9=63issixty

15-9=6(leaves)30÷6=5Thirtyby二序词表数目的顺序或事物的位置的词，叫作序数词。1.序词形式从第一到第三为独立的特殊形式first,second,third.从第到第19以数词加th”成fourth,seventh,eleventh,twelfth,fourteenthseventeenth,

第20以的的序数词从20到90等以ty结的十位数，把y改成i再“eth构序数词thirtieth,fortieth,fiftieth,sixtseventieth,eightieth,ninetieth的序数词为hundredth其余的两位或多位数，只将个位改成序数词，其余仍用基数词表示：twenty--first,—hundredand第298)hundredtwenty--first(第3721)注意：①fifth,与基数词拼写同。②序数词的缩写形式为阿拉伯数字加序数词最后两个字母组成。122nd(第122)，38th(第38)281st(第，第基变序口诀基变序，有规律，词尾要加th。一二三，特殊记，词尾分别tdd。八去t，去。五和十二要f替整十数y尾ie，再加莫记。若遇几十几，只变个位就可以。-2-

中考冲刺法专项复习2.序词用法(1)序数词可以作主语、宾语、表、状语和定语Theisthan第个比第一个好。作主语Hehasbuiltfivebridges1950,nowstartingonthe自年来他已建造五座桥了，现在他正开始建第六座桥(作宾语)Maryisfirstcompleteinherclass.(表语)玛丽是她们班上第一个完成试卷的人。她是第一个到(作状语Thiswasthefirsttimehecame这他第一次来中国(作定语)序词使时通前要定词the；是果序词出不冠a或an时则表“再……",“又……"canit你可以做第二次(作定语)(2)序数词可以表示日期。Septemberthe今是1日。ItonSeptember18th,这发生在1931年月日。(3)序数词可以表示编号。thetwelfth(=Lesson12)第十二课thesecondTwo)第段theMiddleSchool(=No.4MiddleSchool)第中学thethirtyeighthroom(=Room第38号间thepage(Page10)第10三数的定示和法分表示法分数的构成分数的构成为分子用基数词，分母用序数词，分子如果大于1，则分母序数词一般都用复数形式。：(one)half,1/3athird,1/4：2/5：twofifths,3/4：threequarters：twentyfifth,1/100：hundredth：three5/1000fivethousand带分数的整数和分数之间须用连接3

11：and24

读作fivea注：示某一体几之几，使：数名。third她天花去了薪水的三分之一Onehalfofare一半的学生是外国人。threefifthsof他已经走完了五分之三的距离。(2)小数表示法小数只能用基数词表示。其中小数点读作，零读作zero；小数点之后按数字依次读出；整数部分为零时，可以省略不读。0.9：zeropoint或pointnine：pointfiveeight：0onesix：eighttwofive：ninetyninepoint(3)百分数表示法%作percent18%percent：pointsix：pointnine：point0fiveper注：词表单的词起用定时单名必用单。二十英镑的纸币twentynote算的表示方法①加法加用或add表；等用is,make,equal等表示.-3-

中考冲刺法专项复习？可表示为：Howisplus一加二等于多少？OnetwoistwoequaltotwoOneaddedtotwoIfaddto/andtwo,weget②减法减用minus或takefrom表。9-3=？Howmuchisminusthree?九减三等于多少？Nineminusthreeissix.TakethreefromandtheremainderThree(taken)fromsix.③乘法乘用time动词）或multiply表示。istwothree?二以三等于多少？2×3=6二乘以三等于六is/aresix.multipliedthreesix.②除“除用divide的去分词形式表示15÷3=?Howisfifteenbythree?十除以三等于多少？15÷3=5Fifteenbythreeisfive.Fifteendividedthreefive.③其算式的写法和读法比例、乘方、开方等算式的读法：读theoneto：读作tofive.2读作数前加every表每…/每隔.everyten=everyninthday每十天每隔九)注every+数词+数名词=every(序数词-单数名词“少又一半”的表达:基数词+++名词复数=基词+名词单数/复数+and+ahalfanhour半时twoandahalf=two倍①倍数+形副)原级+asIhaveas我有你三倍那么多②倍数+(副比较级Thisfishisheavierthanone.序词与冠词用。序数词前加不定冠词表又、再一的思。如Pleasetryitasecondtime.请试一试。但基词与more连，并放在more前表“另”、还有”的意思。如：takeonemore(=another)pencil.我要一支铅笔。Wejuststarted!Thereweretwentymoretreesplanted!我才刚开!还有棵树要栽呢!-4-

中考冲刺法专项复习练题(ItisSARSkilledmore________worldwide.A.threehundredsB.threehundredsC.threehundredD.threehundred(Howmanythereinyourfactory?two__________.hundredhundredhundredsof(WhichistheofAhalfAquarter(Whatyouthinkofawar,LiMing?’venoidea.Butitfactthat_______peoplehadleavetheWarB.C.D.several(Weallthinkthatthecenturywillbringmoretwenty-firstB.twentieth-firstC.(youwritethenumberthousand,sixitis__________.856620C.5866258626(Whenthefounded?Itfounded_________.JulyB.October1949C.1,D.May1,1922(I8yearswhenfather31.fathertwicemyage.oldam21B.22C.23D.()9._______lookingfortowellBeijingOlympics.ThousandsC.ThousandofThousandsof(BothrulersIbuya_______one.thirdforth/()11．DuringII,aJewish(太)protectedafamilyininher______.fiftiesfiftyC.D.fiftieth()12．--HowtheheldEvery()13．’veread______sportsabouttheF1race

B.C.twotwoof()14．studentsinprimaryis_____ofthemareA.Anumberof;twothirdof;twothirdsof;twothirdsDnumberof;third(rivercity,isabout_________,is6000metresB.6000-metres-longC.6000-metre-longlong()16．Itisreportedaccidentkilled_____people.Chinesethem.hundred;amongB.twohundreds;-5-

中考冲刺法专项复习C.betweenD.twohundreds;()17．DuringtheMayDayholiday,thousandB.thousandsC.of()18．onefourthhalf,you—Yes,_____.B.fourthsthree()19．______ofgirlsclass．TwothreeBthrees．thirds()20．workedforaftertwelve

threesixthsD．SecondhoursB.twohourC.twoD.anothertwohour(TheTableTennis____theofMay25,2010Russia.(2010咸宁in;inon;inC.in;onD.in(.Whatapity!didn’t（栏）巴中)A.110-meterB.110-meters()23.—Iyou?—’dlikeformytwin(滨州市二〇一)pairofshoesB.pairsofshoeC.pairshoeD.two(intheHappyCompetitiononly(定市年)MillionofB.millionofC.D.of()25．Thereare________insupermarket.年东省莱芜市AB．．ofDof(youboy________sittingnextPeter’friend.Theyhis________birthday.(2010年川眉山)who;/;D.which;ninth(Ipresentonmy______birthday.(2010四川省宜宾)ninthC.thenineD.ninth()28.Ipenvisitingit_______timeforhim?andhewillforthirdtimespring.(2009年云)firstB.thirdfourth()tookinSuperGirlcompetitionbutofmillionofB.ofThousandsmillionsD.Two()30.CanIhelpyou?I’dlike__fortwindaughters.pairofshoesB.twotwopairofshoetwopairsofshoe()31.Eachofushastowrite___reporteveryB.two-thousands-word()32.Nowchildrenandat___;fifthB.;fiveC.Twenty-third;fifth;five()33.Excuseme,youmewherethepostofficeis?ThenearestYouwilltowalkB.500meterfar500metres–()34.Thisabigaregirls.secondthreetwotwo-6-

中考冲刺法专项复习(Duringentrance升)____waitingforchildrenoutsidetheirtestofthousandofC.thousand(_____willwatchBeijingOlympicin2008.MillionofofC.millionsMillion()37.Howoldisyourson?Wepartyforhisbirthday;Nine;ninthC.Ninth;nineNinth;()38.Thistheinhasmadethesecond;third;two;D.;()39.HowpeoplewillcomeforOlympicGamesin2008?’stosay__people,think.MillionofofC.TwomillionsofD.millions()40Motherfallson___SundayofMay.secondC.second(ItsecondforChinasendamanned载的spaceshipintothesky,ittheforJunlongNiegospace.firstsecondC.thirdD.()42.Katein__.MineisnextfiveB.RoomFivefivefive()43.WhatdothinkoftheenvironmentWonderful!____withandgrass.Twofifths;B.fifth;Twofifths;arefifth;are(.ThePeople’sRepublicoffoundedon______.A.October1.1949B.July1.1921C.August1.1927(Doesweighhalfandahalfton(Mysisterwillhavebirthdaynextyear.twelfthtwelfietheight(Howisplus4/5?17/15.B.1C.fifteenth17/15.D.One(only______type.oneB.onefourthfourteen(isa______road.Itnewlybuiltroad.wideB.,halfwideC.twentymeterswidehalfthewidthwide(inthatinschool.timesasB.twiceasC.timesasmuchasD.twiceas-7-

中考冲刺法专项复习【考例】Incity,___wanttoteacherinthefuture.年重庆thousandB.thousandofC.D.twothousandof【解析】答为考查数词的用法thousandsof是一个词组，意为“成千上万的”，表示一个大概的数量，注意这时thousand用复数，且前面不能加明确的数字。【考例】isover_____metres．[2008年济南]A．sixandBhundredsfifty-twoC．six，D．six，andtwo【解析[案]A本题考查数词的书写