初中英语语法数词(含练习)

~中考英语习数词表示数目和顺序的词叫数词。数词可以分为基数词和序数词。一基词用来表示数目，或者说表示数量的词叫基数词。最基本的基数词如下表所示：1one11eleven100a/onehundred2two12twelve20twenty1,000a/onethousand3three13thirteen30thirty1,000,000a/onemillion4four14fourteen40forty10,000,000tenmillion5five15fifteen50fifty100,000,000a/onehundredmillion6six16sixteen60sixty1,000,000,000a/onebillion7seven17seventeen70seventy8eight18eighteen80eithty9nine19nineteen90ninety10ten说明：1.11-19是个位数加后缀-构成。注意拼写。2.（整十）是由个位数加后缀-构成。注意和80的拼写。3.其他非整十的两位数（）是由整十数加连字符“个位数构成。Eg.35:thirty-five79:seventy-nine81:eighty-one4.101—999先写百位数后加再写十位数和个位数位与十位间必须加and）Eg.108:onehundredandeight691:sixhundredandninety-one5.1001及以上数字：数字从右往左看，每隔三位划一逗号，倒数第一个逗号前加倒数第二个逗号前加倒数第三个逗号前加billionEg.1,954:onethousandninehundredandfifty-fourhundredandfivehundredandthousandthreehundredandoneeandmthreehundredandthirty-onethousandninehundredandninety-one6.thousandsmillions后加示大量不确定的数：Eg:hundredsofpeople以百计的人thousands成千上万的树而表示确定的大量数目则直接用基数词，其后不加，也不加of:Eg:twohundred学生fivethousand二序词序数词用来表示数词的顺序特殊情况外数词一都是直接在数词后接加后th构见下表）第一到十第十一第十九第二十以firsteleventhtwentiethsecondtwelfththirtieththirdthirteenthfortiethfourthfourteenthfiftieth~~~

fifthsixthseventheighthninthtenth

~fifteenthsixteenthseventeentheighteenthnineteenth

sixtiethseventietheightiethninetiethhundredththousandth说明：1.英语表示第一、第二、第三的序数词属于特殊形式：secondthird2.尾的改为fth3.尾的改为tieth4.两位数以上的序数词，仅个位数部分用序数词，其余部分仍用基数词。Eg.第四十八)6.使用序数词时一般在前面加定冠词，如：inthethirdgrade.但当名词前有物主代词词修饰时一要省略histhirdyear7.序数词可缩写为阿拉伯数字加序数词最后两个字母。Eg.第一(the)first(1st)第二(the)second(2nd)第三(the)third(3rd)第九十七(the)ninety-seventh(97th)第一百零一(the)onehundredandfirst(101st)8.编了号的事物要用基数词表示顺序，但是基数词要后置。第三十二页：Page32第305房间：Room305第五课：Five第12路公汽：BusNo.12数词的用法1.分数表达：基数词做分子，序数词作分母分子超过1时，分母要加“”.Eg:1/5:onefifth2/3:twothirds1/2:half1/4:aonefourth3/4:three/three2.年日表法：份用基数词表达，分两位一读。Eg:1999:nineteentwothousand2001:twothousandandone2012:twentytwelve/twothousandandtwelve年份前用介词：在1998年：in1998份名称的第一个字母都要大写，有些月份名称有缩写形式。一月January(Jan)二月February(Feb)三月March(Mar)四月April(Apr)五月May六月June七月八月August(Aug)九月September(Sep)十月October(Oct)十一月November(Nov)十二月December(Dec)表示在某个月，用介词Eg.inOctoberinJuly2003年月期的表达法，日期前要用介词ononJune1：在六月1号读作：onJune(the)first月日的表达法：表示某年某月某日，按“月份+日+份”或以“日期份+年”写，年份前加逗号隔开。年月日前面用介词Eg:on15August,,：在2003年8月日年代和年龄表达：~~~

~A.数词的复数形式年代。the1870s或in19世纪70年代，读作eighteenseventies)代词+词的复数形式“在某人……多少岁时”Eg.inhis岁)3.时表达法：时刻前用介词at)表示整时间，后面以加oclock,也可不加clock而表示整点时间，面绝对能加oclockEg.at(2)非点时间几点几分）达法：A.可基数词按顺序表达，也可以用介词或to来达。若分钟数少于，用“分钟数+小数”若分钟数大于用钟数）小数+”Eg.at6:18atsixsixEg.at8:55ateightnineB.aquarter=fifteenEg.9:15ninepastfifteenEg.9:45ninetoquartertoten4.半表达法：a/one一半halfanhour半个时oneandahalfhours=onehourtwoandahalfhours=twohours课堂练：一、写出下列数字1.622.1133.6804.第855.999999999999二、选择适当的单填空。1.Iamthe(two;ofmyparents’.2.JackisinClass(Eight;Eighth).3.Thereare(fourth;four)floorsinthebuilding.4.Usuallyitisverycoldinthe(one;first)monthhere.5.Amanhas(ten;tenth)fingers.6.Todayisthe(two;second)dayofthenewterm.三、用适当的数词空。1.theletterinthe2.isontheofSeptember.3.isontheofMarch.4.Therearedaysinaweek.5.Autumnistheseasonofayear.6.Novemberisthemonthofayear.7.Tomisnineyearsold.Todayishis8.Thereareseasonsinayear.9.NewDaythedayofayear.10.Therearemonthsinayear.11.ThemonthofayearisMay.12.Thereareminutesinanhour.~~~

：rd~：rd13.Halfofonehundredis.14.TherearelettersinEnglish15.TherearedaysinFebruary.课后练单项选择1.Helivesin.A.theRoom203B.Room203C.203RoomD.203Room2.TherewerepeopleintheparklastSunday.A.thousandsB.thousandofC.thousandD.thousandsof3.Peter,howoldisyourfatherthisyear?.Andwejusthadapartyforhisbirthdaylastweekend.A.Fortieth;Forty;fortyC.D.Fortieth;4.Therearemonthsinayear.Decemberisthemonthoftheyear.A.twelve;twelveB.twelve;twelfthC.twelfth;D.twelve;twelveth5.WehadlearnedaboutEnglishwordsbytheendoflastterm.A.ninehundredsandforty-fiveB.ninehundredsofandforty-fiveC.ninehundredandforty-fiveD.ninehundredandfourty-five6.Thefarmerkeepscowsonhisfarm.A.hundredB.hundredofC.hundredsD.hundredsof7.visitorscometoChinaeveryyear.A.ThousandsofB.TenthousandsC.TenthousandofD.Thousandof8.HaveyouseentheCCTVnewsonTV?Yes,childrenhadagoodfestivalontheDay.A.millionsof;tenmillion;sixtyC.millionsof;millions;sixtieth9.isonSundayofJune.A.threeB.thirdC.thethirdD.thethree10.Thenumber999readsnine.A.hundredsandninetyninthB.hundredsandninety-nineC.hundredninetyandnineD.hundredandninety-nine11.ThewordintheA.fiveB.secondC.twoD.fifth12.populationChina?.A.thirteenbillionB.onebillion,threethousandmillionC.twelvebillion,hundredDonebillion,threehundredmillion13.Goodnews!Billwonmedalinthelongjumpjustnow.Really?oneatoursportsmeeting.A.a;fourB.an;fourthC.a;fourthD.an;four14.Todayismybirthday.Iwillbuyheragift.A.fourteenB.fourteenthC.fortyD.fortieth15.Morethantwoyearsago,peopleknewlittleabouttheuniverse.A.thousandsB.thousandC.thousandofD.thousandsof课堂练：一、写出下列时间除整点，其它时间出两种达方式）1.4:00~~~

~6.8:307.3:4510.12:37二、翻译短语1.在1997年10月1日2.第六单元3.sixnine4.第三小学5.室6.eighttotwelve7九点半8.第十九号大楼9.No.TwelveRoad10.三点一刻三、单项选择1.oftheboysinthisschoolarefansofLinShuhao.A.TwofifthsB.TwofifthC.OnethirdsD.Fifthstwo2.TheymovedtoBeijing.A.in1980sB.intheC.inthe1980sD.onthe3.Sheislookingaftera.A.five-month-oldbabyB.fivemontholdbabyC.five-months-oldbabyD.five-months-oldbaby4.Yes,.A.fifteenpasttenB.forty-fivepasttenC.aquartertotenD.aquartertoelev5.Canyouimaginewhatlifewillbelikeintime?A.20B.20C.’D.20-years6.Iwasborn.A.inOct1969B.in1969,Oct1969on1969,Oct87.Therearesixtystudentsinourclass.Andofareboys.Wow!Youhavefortygirls.A.onefourthB.onethirdC.twofifthsD.twothirds8.ThereisawrongwordinLine.Youmeanitisintheline?A.Two;twoB.Two;secondC.second;twoD.second;second9.Aboutoftheworkersinthefactoryborninthe.A.two-thirds;were;1970B.two-third;was;1970C.two-thirds;were;1970sD.two-third;was;1970s10.Myfriendgetsupatinthemorning.A.halfpastsevenB.sevenpasthalfC.pasthalfsevenD.halfsevenpast11.Therearefiftystudentsinourclassboys.A.secondthreeB.threefifthC.twoquarterD.threequarters12.Hesaidhewasgoingtobefreein.A.oneandahalfhourB.onehourandhalfC.oneandhalfhoursD.anhourandahalf13.TheofChinawasfounded.A.onOctoberthefirst,inOctoberthefirst,1949C.onOctoberone,1949D.onOctoberfirstone,194914Whichclasswonthematchintheend?sure.Perhapsdid.A.ClassThirdB.ThirdClassC.ClassThreeD.ThreeClass~~~

~15.Igotagoodpresentonmybirthday.A.nineB.ninthC.thenineD.theninth课后练：单项选择1.Thesepotatoesarefor.A.wetwoB.threeusC.threeweD.usthree2.Shesomuch.Sheisonly.A.atwelveyearsoldB.atwelveC.agirloftwelfthD.agirloftwelve3.MrsLeegoestohelpMrBlack.A.onceamonthB.amonthonceC.amonthoneD.oneamonth4.Watercoverstheoftheearth.A.twothirdB.twothreeC.onethirdsD.twothirds5.Look,areshoutingathim.A.hundredB.C.ofpeople6.ChristmasisonofDecember.A.twenty-fiveB.thetwenty-fifthC.thetwentiethfifth7.HowcanIgettothesupermarket?Goalongthisstreetandturnleftatcrossing.A.thetwoB.thesecondC.