钟数词专题复习课件

中考英语专题复习数词中考对数词的考查主要包括以下几个方面：1掌握基数词和序数词的构成和用法。2考查hundred,thousand,million,billion等词的用法。3分数的表达及主谓一致。4掌握年、月、日及时刻的表达。数词就是表示事物的数量和顺序的词,分为基数词和序数词两种。数词基数词序数词表示事物的数量表示事物的顺序一.基数词(1)1-12分别由从one到twelve12个各不相同的词表示。1one2two3three4four

5five6six7seven8eight9nine10ten11eleven12twelve

基数词构成方法如下：13thirteen

14

fourteen

15

fifteen

16sixteen

17seventeen

18eighteen

19

nineteen(2)13-19均以后缀-teen结尾。20

twenty

30

thirty

40forty

50

fifty

60sixty

70seventy

80

eighty

90ninety

(3)20-90的整十数词均以后缀-ty结尾。表示“几十几”时,个位和十位之间需加连词符,如:twenty-one,thirty-two.(5).三位数以上的数，从个位往前数，每三位数加一个逗号“，”，从后往前数的第一个逗号代表thousand,第二个逗号代表million,第三个逗号是billion，注意这几个词不能用复数形式，后也不能加and。万以上的数字读法特点6,500,431,729thousandmillionbillion注意每三个数为一个单位，按照百、十、个向下读。6，500，431，729sevenhundred

andtwenty-ninethousandmillionbillionsixbillion,fivehundredmillion,fourhundredandthirty-onethousand,

onemillion,twohundredthousand,twohundredandtwenty-sixtwenty-six26260twohundredandsixty2,026twothousandandtwenty-six1,200,226hundred,thousand,million,billion等词的用法基数词+hundredthousandmillion表示具体数字表示具体、准确的数目时,

hundred,thousand,million等词后不能加-s,如:fivehundred,sixthousand,sevenmillion

等。hundred,thousand,million,billion等词的用法hundreds

thousands

millions+of表示概数当hundred,thousand等数词与of连用,表示不具体、不准确的数目时,词尾须加-s。如:thousandsofstudents,millions

oftrees.1.Thenumber2,146isreadas___.A.twothousandsandonehundredandfortyandsix

B.twothousandandahundredandforty-six

C.twothousand,onehundredandforty-six

D.twothousands,onehundred,forty-sixC2.Thereare________studentsinthatschool.

A.twothousandeight-six

B.twothousandeighty-six

C.twothousandandeighty-six

D.twothousandsandeighty-sixC

3.___Chinesearelookingfor

waystolearnEnglishwellbeforeBeijing2008Olympics.

A.Thousand

B.Thousandof

C.Thousands

D.ThousandsofD4.Nine_____poundsaweek?That’sverygood.A.hundredofB.hundredsofC.hundredsD.hundred5.Sharkshavebeenontheearthfor_____years.A.thousandsofB.twothousandsC.twothousandsof

D.thousandofDA二.序数词3.

8减t,9少e

：eight

eightth

nine

nineth基数词

序数词1.一、二、三，特殊记

first,second,third2.

th

4上起4.f来把ve替:fivefifth

twelvetwelfth5.整十变y为ie:sixtysixtieth

6.若是遇到几十几只变个位就可以onetwothreefourfivesixseveneightninetenfirstsecondthird

fourthfifthsixthseventheighthninthtenth

1st2nd

3rd4th5th6th7th8th9th

10th

基数词序数词eleventwelvethirteenfourteenfifteensixteenseventeeneighteennineteentwentyeleventhtwelfththirteenthfourteenthfifteenthsixteenthseventeentheighteenthnineteenthtwentieth11th12th13th14th15th16th17th18th19th20th基数词序数词基数词序数词twenty-onethirtyfortyfiftysixtyseventyeightyninetytwenty-firstthirtiethfortiethfiftiethsixtiethseventietheightiethninetieth21st20th30th40th50th60th70th80th90th基数词序数词基数词序数词onetwelvetwotwentythreetwenty-onefourfortyfiveonehundredsixfifty-twoeightninefirstsecondthirdfourthfifthsixtheighthtwelfthtwentiethtwenty-firstfortiethonehundredthninthfifty-second1.Decemberisthe____monthinayear.

A.twentyB.twelve

C.ninthD.twelfthD2.Thereare___peopleinmyfamily.Weliveonthe___floorinatallbuilding.

A.five,sixB.fifth,six

C.fifth,sixthD.five,sixthD三.分数的表示法:分子用基数,分母用序数。分子大于1时,分母用复数(+s)。基数词

序数词数词的表示法—

分数15分子

基数词分母

序数词onefifth27分子

﹥1分母

+

stwosevenths14分子

a分母

quarterafourth/onefourth/aquarter/onequarter34threefourths

threequarters12ahalf注意：

1不用onesecond2

1.Inourclass___ofthe

studentsaregirls.

A.threefifths

B.threefifth

C.thirdfive

D.thirdfifthsA2.__ofthestudents__boysinourclass.A.Twothree;areB.Twothirds;areC.Twothirds;is

B3.__ofhermoney__spentonclothes.

A.Twothree;areB.Twothirds;is

C.Twothird;is

4.__theteachersinourschoolisaboutonehundred,and__ofthemarewomenteachers.

A.Thenumberof;twothird

B.Anumberof;twothirds

C.Thenumberof;twothirdsBC分数+of+可数名词复数

谓语动词用复数分数+of+不可数名词

谓语动词用单数Threefourthsoftheapples____bad.Threefourthsoftheapple____bad.areisTomisa10-year-oldboy.

（二）“基数词-名词(-形容词)”结构:这个结构:只能放到名词前作定语;

中间的名词只能用单数。Tomis10yearsold.注意:

在be动词后用作表语时,不能用连词符,名词有复数。1.Eachofushastowritea____reporteverytwoweeks.A.two-hundred-word

B.two-hundreds-wordC.two-hundreds-words

D.two-hundred-words

2.“Iwantmyleg!Iwanttorun!Iwanttojump!”a________girlcriedinthehospitalinLibya.A.5-year-oldB.5-years-olds

C.5yearoldD.5-years-oldAA例如：第一课

Lesson1

thefirstlesson

（三）表示事物的编号基数词放到名词的后边,该名词一般要大写；序数词放到名词的前面，加定冠词。1.MrZhangstaysat_________on________flooratChangqingHotel.A.Room203;second

B.203Room;thesecondC.Room203;thesecond

D.theRoom203;twoC2.Now,everyone,pleaseturntoPage_____andlookatthe_____picture.(2012兰州市)

A.Twelve;fifthB.Twelfth;fifth

C.Twelve;fiveD.Twelfth;fiveA1.表示“整点”时,在基数词后加o’clock如：9o’clock2.顺序法:先说钟点数,后说分钟数。

如：8:45eightforty-five10:05tenfive四.时间的表达几点过几分:

分钟数≤30分钟时,用“分钟数+past+钟点数”；

aquarterpasteight

反序法:先说分钟数,后说钟点数。6:05fivepastsix8:15几点差几分:

分钟数﹥30

时,用“差的分钟数+to+下一钟点数”。

twentytotwelve

twenty-fivetoeight7:3511:40两个特殊的表示分钟:

30分钟用half,15分钟用aquarter。aquarterpastsix

6:30halfpastsix6:151.—It’salready7:40now.Whenwillthefilmstart?

—___.Westillhavefiveminutes.A.AquartertosevenB.Sevenpastforty-fiveC.AquartertoeightC如：thesixth(6th)century公元六世纪

1.世纪“the+序数词+century”表示五、世纪、年代的表达2.年代用“the+基数词表示的世纪+十位整数的复数形式表示的年代”构成。

inthe1930s

在二十世纪三十年代

1.

Therewillbemorechancesin__centurythanin__century.A.twenty-one,twentyB.twenty-first,twentiethC.thetwenty-first,thetwentieth

2.Thecitychangedalot___.

A.in1980s

B.inthe1980s

C.inthe1980CB①月日,年数词的表示法—

年月日on

Octoberthefirst,twothousandandeight日the+序数词月

(首字母大写)月日与年之间用逗号分开年（两位两位读）写作on

August9(th)写作in

May,2010有日用on;无日用in在2008年10月1日写作onOctober1(st),2008②月日在8月9日③月年在2010年5月在具体的某一天的早晨、上午、下午、晚上、夜里用介词on。Hewasborn

onthenightof

December25th,1992.1.Theaccidenthappenedon___.A.April5,2001

B.2001,April5C.April2001,5

2.Iwasborn___.A.inMarch8,1993B.onJuly9,1994C.onMay,1995AB

3.___isTeachers’Day.

A.TheSeptemberten

B.Septembertheten

C.Septemberthetenth

D.SeptembertenC计量表达法(身高年龄长宽高厚深)threefeethighthreefeetinheight3英尺高主语+be+基数词+单位词(meter,kilometer,foot,inch,kilogram等)+形容词.

(形容词tall,old,long,wide,high,thick,deep等)

2.主语+be+基数词+单位词+in+名词.

(名词length,width,height,thickness,depth等)

9.___oftheteachersintheschoolis300,___ofthemarewomenteachers.

A.Thenumber,firstfourth

B.Thenumber,onefourth

C.Anumber,onesecond

D.Anumber,threequartersB当堂检测Thisisabigclass,and_____ofthestudentsaregirls.A.twothirdB.secondthreeC.twothirdsD.twothreeThequestionisveryeasy,evena_____childcananswerit.A.three-yearsoldB.threeyearsoldC.three-year-oldD.threeyearoldCC3.The_____manontheleftisBeckman,afamousfootballplayer.A.twoB.secondC.three4.Whichclasswonthematchintheend?I’mnotsure.Maybe_____did.A.ClassThirdB.ClassThreeC.thirdthreeD.classthreeBB7.______peoplecometoJilintovisitMountChangbaieveryyear.A.ThousandsofB.ThousandofC.ThousandsD.Thousand8.Thecomputerwascheap.Ispentonlytwo_____yuanonit.A.thousandsB.thousandC.thousandsofD.thousandofAB

9.About____oftheworkersinthe

clothesfactoryarewomen.A.thirdfifthsB.thirdfifth

C.threefifthsD.threefifth10.Theroadisover______metres

long.A.sixhundredsandfifty-twoB.sixhundredandfifty-twoC.sixhundred,fifty-twoD.sixhundred,fiftyandtwoCB11.Septemberis____monthoftheyear.A.ninthB.eighth

C.theeighthD.theninth12.It’sabout______kilometresfromNanningtoBeijing.A.twothousandfivehundredandsixtyB.twothousandfivehundredsandsixtyC.twothousandsfivehundredandsixtyD.twothousandsfivehundredsandsixtyDA13.Everyyear,______fishesarekilledbythepollutedwater.A.millionofB.millionsofC.twomillionsofD.twomillions14.Theboytoldtheoldwoman,“Thetrainwillarriveattwototwo.”Itmeans______.A.2:02B.2:20C.1:58D.1:40BC19.Dinosaur