初中英语 数词 复习

JanyLee明师教育中考专题复习数词

NumbersContents1234基数词序数词数词的应用数词概述LeadIn3.1415FirstApril10,2015348:30Onehundred1数词概述数词概述数词的定义：表示数目多少或顺序先后的词叫数词。数词Number基数词Cardinalnumber表示数量的多少。One,two,three…序数词Ordinalnumber表示事物的顺序。First,second,third…2基数词基数词结构0-1213-1920-90单独记忆zero,one,two,three,four,five,six,seven,nine,ten,eleven,twelve以-teen结尾thirteen,fourteen,fifteen,sixteen,

seventeen,eighteen,nineteen以-ty结尾twenty,thirty,

forty,fifty,sixty,seventy,eighty,ninety.Important:十位和个位之间需加”-”.21:twenty-one.百位单位是hundred.百位和十位间需用and连接。135:onehundredandthirty-five.基数词结构hundredthousandbillionmillion1,005,002,800hundredthousandmillionbillionOnebillionfivemilliontwothousandeighthundred.3,2567,042,500107,042,500Threethousandtwohundredandfifty-six.Sevenmillionforty-twothousandfivehundred.Onehundredandsevenmillionforty-twothousandfivehundred.练一练：考点解析：表具体数字时，hundred/thousand等词后不能加s.如:eighthundred,fivethousand,twomillion.表不具体数字(概数)时,hundred/thousand等词后需加s,且常搭配of.如：hundredsofpeople,thousandsoftrees.基数词练习–Whatishappeningoverthere?–Oh,about_____fansarewaitingthere.Theywanttoseethegreatsinger.A.twothousandofB.twothousandC.thousandofD.twothousandsofBasketballissoexcitingthat_____peopleplayitforfun.A.millionB.twomillionsC.millionofD.millionsof3.Thiswintervacation_____ChinesewenttoJapan,butonly____werefromKunming.A.thousandsof;ninehundredsB.thousandof;ninehundredC.threethousands;ninehundredsD.threethousand;ninehundred中考体验(2015年云南省中考)It’sreportedthattherearemorethan300_____smokersinChina,nearlyathirdofallthesmokersintheworld.A.millionB.millionsC.millionofD.millionsof2.(2013年云南省中考)-Howmanypeoplewereinvitedtothemeeting?-Aboutsix_____.A.hundredB.hundredsC.hundredofD.hundredsof3序数词序数词构成序数词由基数词变化而来特殊记忆第一：first第二：second第三：thirdfourth,

fifth,sixth,seventh,eighth,

ninth,tenth,eleventh,twelfth,thirteenth…词尾加thtwentieth,thirtieth,fortieth,fiftieth,sixtieth,seventieth,eightieth,ninetiethty->

tieth注意：二十以上且个位不为零的数，仅是个位变序数词，其它位仍用基数词。如：32:thirty-second,88：eighty-eighth.2023/2/1序数词的用法序号序数词意义或用途冠词选择例句1指明先后顺序theThisisthesecond

timethatIhavebeeninLondon.2表示“又一，再”（内含顺序）a/anWouldyouliketohaveathirdtry?3序数词前有物主代词或名词所有格等修饰语零冠词Mymotherboughtmeasweaterformytwelfthbirthday.4序数词当副词用零冠词First,Iamshortofmoney;second,Ihaven’tenoughtime.序数词练习–WhereisMissGreen’soffice?–It’sonthe_____floor.

A.twoB.twiceC.secondD.three2.–Marchis_____monthoftheyear.A.thirdB.threeC.thefifthD.thethird3.–ThisisMr.Green’s_____visittoAmerica.Hehasneverbeentherebefore.A.firstB.thefirstC.thirdD.fifth4数词应用数词应用概述时间日期年龄生日编号分数小数基数词，序数词基数词，序数词基数词基数词+序数词基数词，序数词基数词和序数词均频繁应用在日常生活中。时间表达方式时间读法示例顺读法整点基数词+(o’clock)9:00—nine(o’clock)几点几分钟点数+(O)+分钟数9:05—nine(O)five几点几十分钟点数+分钟数9:40—nineforty逆读法≤30分钟分钟数+（minutes)past+钟点数9:10—ten(minutes)pastnine＞30分钟到下一个钟点所差的分钟数+（minutes)+to+下一个钟点数9:50—ten(minutes)toten30分钟halfpast+钟点数9:30—halfpastnine说明使用逆读法时，15分，45分可以用aquarter表示。如：9:45aquartertoten

时间的表示：小时、点钟、分钟、秒钟要用基数词。时间练习听写看图说话年月日等表达“年份”用基数词1999年—nineteenninety-nine,1900年—nineteenhundred,

2000年—(theyear)twothousand,

1905年—nineteenofive.年份“年”用基数词，“日”用序数词写作：June8，1998；读作：Junetheeighth,nineteenninety-eight或theeighthofJune,nineteenninety-eight日期“年代”用基数词且加s；“世纪”用序数词(在)90年代(in)thenineties(在)19世纪(in)thenineteenthcentury(在)18世纪30年代(in)the1730s或1730’s世纪年代年龄基数词，生日用序数词年龄3岁：threeyearsold.3岁生日：thirdbirthday.在“几十岁”用基数词加s:inhisthirties年龄生日年月日等练习ChristmasDayison_____December.

A.twenty-fiveB.thetwenty-fiveC.twenty-fifthD.thetwenty-fifth2.-Howmanyfriendswillcomeyour____birthday?-About_____.

A.fifteen,fifteenB.fifteenth,fifteenthC.fifteen,fifteenthD.fifteenth,fifteen3.Tony’smumlooksyoungandbeautiful.It’shadtoimaginesheisalreadyinher______.

A.fiftiesB.fiftyC.fiftiethsD.fiftieth分数表达分子用基数词，分母用序数词。分子大于1时，分母用复数形式。先读分子，再读分母。如：1/3读作onethird;2/5读作twofifths。2.分数的几种特殊读法：1/2读作ahalf；1/4读作onefourth或aquarter;3/4读作threefourths或threequarters3.分数前有整数时，整数和分数之间要用and来连接。如果分数中含有1/2有如下表达法：“基数词+and+ahalf+名词复数”或“基数词+名词（单数/复数+and+ahalf”。如：twoandahalfhours=twohoursandahalf注意：“半杯/瓶/篮子……”通常用“halfan/a…”来表示。如：halfacupofmilk.百分数通常用“基数词+percent”来表示。如：20%读作twentypercent.5.小数的表达：小数点前用基数词，小数点后逐一读出。小数点读作point。如：10.14读作tenpointonefour;9.05读作ninepointofive.1/2100%3.14159其它应用

1111111111111111\111111111111111111111111编号The+序数词+名词(theeighthpage)名词+基数词（或No.+基数词+名词）(PageEight)倍数Once,twiceThreetimes…长宽高距离基数词+表示度量的词+形容词(threemeterslong);基数词+名所有格(fiveminutes’walk)分数等练习Nowadays____ofbusinesslettersarewritteninEnglish.

A.twothirdB.twothirdsC.twothreeD.secondthree_____thestudentsusuallysurftheInternetandgetinformationfromit.

A.60percentsofB.60percentC.60percentofD.60thpercentofTheyarethestudentsof_____.

A.grade7B.Grade7C.7thgradeD.Grade7th

综合练习2.PleaseturntoPage_____andreadthe______story.

A.Ten;twoB.Ten;secondC.Tenth;secondD.Tenth;two1.Thereareover_____studentsintheirschool.

A.hundredsB.ninehundredsC.hundredofD.nine