初三总复习-数词

数词

Tryyourbest!speakloudlyandquickly!test1-3010-1001440501517709019188060167887625sixhundredandtwenty-five8,961eightthousand,ninehundredandsixty-one95,680ninety-fivethousand,sixhundredandeightyLookandPractice29,43150076,,thousandhundredmillionbillionand1，000以上数目,从右向左每三位用“，”分开,分别读为thousand,million,billion基数词的构成,Step1:onehundredandtwenty-three

billion,Step2:fourhundredandfifty-six

million,Step3:sevenhundredandeighty-nine

thousand,Step4:onehundredandthree103789456123,,LookandPractice

6,302,876sixmillion,threehundredandtwothousand,eightyhundredandseventy-six

45,690,510,810forty-fivebillion,sixhundredandninetymillion,fivehundredandtenthousand,eighthundredandten

数词基数词序数词（表数量，后面常跟名词复数，1除外）（表顺序，后面常跟名词单数，前面一般有the或代词修饰）基数词变序数词写出下列数字的基数词和序数词1_______8______2_______9______3_______10______4_______11______5_______12______6______13______7_______

onetwothreefour

five

sixseven

firstsecondthirdfourthfifthsixthseventheightnine

teneleven

twelve

thirteeneighthninth

tentheleventhtwelfththirteenth

14________15________18________19_________20_________21_________fourteen

fifteen

eighteennineteentwentytwenty-onefourteenthfifteentheighteenthnineteenthtwentiethtwenty-first30_________40_________50_________80_________90_________100____________1000__________________1,000,000____________thirty

forty

fiftyeightyninety

one

hundred

one

thousand

one

millionthirtiethfortiethfiftietheightiethninetiethththth一、二、三，特殊记，加th从4起，八少“t”，九去“e”，“ve”要用“f”替，(five,twelve)见“y”变成“i”和“e”，词尾加上“th”，(twenty,thirty,---ninety)若是遇到几十几，只变个位就可以。

ordinalnumbers(序数词)“1509”Ifitisanamount(数量)1,509readslikethisonethousandfivehundredandnine(2)Ifitisadate(日期)15

09readslikethisfifteenzeronine(3)Ifitisatelephonenumber(电话号码)readslikethisonefiveonine

“0”在英语里读成“o”or“zero”Practicethefollowingnumbersinthreeways:A.asanamountB.asadateC.asaphonenumber18142035166611701902用法:1.基数词+名词复数The+序数词+名词单数e.g:Ihavetwobooks.

Therearetwelvemonthsinayear.Januaryis

the

firstmonthoftheyear.1.Thereare____studentsinourclass.A.fiftiethB.fifty-fiveC.fiftyfiveD.fivety2.Thereare___daysinaweek.Mondayisthe___day.seven,twoB.seven,secondC.theseventh,two3.Thebuildinghas___floors.Heliveson___floor.A.twelve,twelfthB.twelfth,twelveC.twelve,thetwelfthD.twelve,twelve4.Thereareninety___here.A.personB.peopleC.man用法：2.Hundred，thousand，million，billion百千百万十亿与具体数字连用时,不加s和of,否则加s和ofE.g:200本书几百本书3000棵树几千棵树

twohundredbooks/hundreds

ofbooks

threethousandtrees/thousands

oftreesEight___peoplecametovisitheretoday.hundredofB.hundredC.hundredsofWeplanted___treeslastweek.3hundredB.hundredofC.3hundredsTherearemany___starsinthesky.thousandB.thousandofC.thousandsof３.数学的表达：

⑴分数的表达分子用基数词，分母用序数词．分子大于１，分母加s

E.g:三分之一

四分之三

⑵

小数的表达：小数点用“point”E.g

：0.4

⑶百分数的表达：分数用“percent”E.g

：60%

onethird

three

fourths

/three

quarters

zeropointfoursixtypercent

Onehalfofthestudents___fromChina.A.isB.areC.was2.Onesecondofthework___donebythecomputer.A.isB.areC.beIhavefinishedreading___ofthebook.A.twothirdB.thirdoneC.twothirds用法：用法：４．编号的表达：名词＋基数词=the+序数词+名词单数

E.g:class7/room101/BusNo.7Lessonone=thefirstlesson5.年、月、日的表达顺序：月–日–年in1998inMay,1998onMay4,1998onMay4th,1998

在1998年在1998年5月在1998年5月4日

6.其他重点表达:

(1)半小时半天两天半(2)一至两天(3)在20世纪90年代(4)在他30多岁(5)一段5分钟的步行(6)

一座800米长的桥halfanhourhalfadaytwoandahalfdays=twodaysandahalfoneortwodays=onedayortwointhe1990sinhisthirtiesafive-minutewalk=fiveminutes’walkan800-metre-longbridgeWhatisthetime?six/sixo’clockfourofive/fivepastfoursevenfifteen/aquarterpastsevenninetwenty/twentypastnineninethirty/halfpastninesixforty/twentytoseven

7、表示时刻(介词用at)1)顺读法----先时后分,“几点几分”

9:30ninethirty6:21sixtwenty-one

3)

15分钟：aquarter30分钟：ahalf

9:15aquarterpastnine12:30halfpasttwelve2)逆读法----先分后时

表示“几点过几分”，半小时以内，介词用past分钟数+past+钟点数

10:10tenpastten8:20twentypasteight表示“几点差几分”，半小时以上，介词用to

60减原分钟+to+(下一个)钟点数

9:50tentoten7:40twentytoeight

We'llhavetodoitasecondtime．ShallIaskhimathirdtime？WhenIsatdown，afourthmanrosetospeak．

序数词有时前面可加不定冠词来表示“再一”，“又一”这样的意思比赛规则比赛共三个部分,基础抢答题,

中考典型题和附加冒险题.2.回答问题时先举手,回答正确根据题目的难度得到相应的分数.3.哪组抢到问题了,可以集体回答,也可以有组长指定人回答.举手必须在老师发出“Go”后,方可抢答.

加油哟!输了可要惩罚的哦……

基础抢答题中考典型题附加冒险题Room168可以写成：RoomNo.168或者theNo.168Room吗？(2分)可以Lesson______(九)isthemostdifficultlessoninBook3.(3分)nineTheoldmanbegantolearntodriveacarattheageof________(5分)A.sixtyB.thesixiethC.sixtyyearsoldD.sixties解释：attheageof后面跟具体的数字，为固定用法．A

“2,146”用英语怎么读？(3分)

twothousand,onehundredandforty-six

请问“Zero”有没有序数词?(4分)

没有返回

1.基数词和序数词(2009乌鲁木齐)Dick,itisthe________timein________daysthatyou’vemadethesamemistake.(5分)A.two,three B.second ,three C.two,third D.second,thirdB2.分数（2009苏州）Itissaidthatthegravity(引力)onMarsisonlyabout__________ofthegravityonearth.(5分)A.three－eighths B.third－eighth C.three－eights D.third－eightA3.hundred,thousand,million,billion等单位数词－HowmanypeoplewillcometoBeijingnextyear?－It’shardtosay,________people,Ithink.(5分)A.millionof B.millionsof C.threemillions D.threemillionsof(2009芜湖)B4.“基数词－名词－形容词”结构Inthepasttwentyyears,manytallbuildingshavebeenbuiltinourcity.look!Thisisa______(5分)(09年天津中考)

A.70-floorbuildingB.7O-floorsbuildingC.70-floorbuildingsD.7OfloorsbuildingＡ返回----Whichisthesmallestnumberofthefour?----________(4分)A.two-thirdsB.AhalfC.AquarterD.Three-fourths解题思路:

1/4<1/2<2/3<3/4(C)<(B)<(A)<(D)C1/21/31/424/253/43threefourths/threequartersonethird/athirdtwenty-fourtwenty-fifthsthreeandsixseventhsonequarter/aquarter/onefourthahalfCanyoureadafraction?1.Ioftengetupat___.A.sixtwentyB.thirty-onepastsixC.thirty-onetosixWehaveclassat___.A.eightthirtyB.twentyeightC.halftoeight6:5