走名初第三次課-數(shù)詞(Eva)

Howmany?12Numeral數(shù)詞Eva3基數(shù)詞、序數(shù)詞數(shù)詞的表示法4概念:基數(shù)詞：表示數(shù)目的詞序數(shù)詞：表示順序的詞5基數(shù)詞：1~10

onetwothreefourfivesixseveneightnineten11~19eleventwelvethirteenfourteenfifteensixteenseventeeneighteennineteen20~99twentythirtyfortyfiftysixtyseventyeightyninety

11~19eleventwelvethirteenfourteenfifteensixteen

seventeeneighteennineteen20~99twentythirtyfortyfifty

sixty

seventyeightyninety6幾十幾21766849幾十

個位

之間加連字符“—”twenty-oneseventy-sixsixty-eightforty-nine7百位數(shù)：101320幾百：200500幾百幾：648850onehundredandonethreehundredandtwenty1~9基數(shù)詞+hundred，表示幾百twohundredfivehundred幾百與幾十幾之間加上andsixhundredandforty-eighteighthundredandfifty8千位數(shù)：數(shù)字：從右往左，每三位加一個“，”英文：從右往左，第一個“，”前的數(shù)字后加thousand，第二個“，”前的數(shù)字后加million，第三個“，”前的數(shù)字后加billion9小試牛刀1，126onethousandonehundredandtwenty-six3，345threethousandthreehundredandforty-five6，800sixthousandeighthundred9，303ninethousandthreehundredandthree5，648fivethousandsixhundredandforty-eight10小試牛刀7,654,321sevenmillion

sixhundredandfiftyfourthousandthreehundredandtwenty-one1,987,654,321onebillionninehundredandeighty-sevenmillion

sixhundredandfifty-fourthousandthreehundredandtwenty-one11表示具體數(shù)字：

數(shù)詞表示概數(shù)：

hundreds

thousands

millions

billions基數(shù)詞的用法hundredthousandmillionbillion+of12練一練1.—Ifa=3,b=4,what’stheanswertotheproblem,a+2ab+1=?

—theansweris___.A.twentyeight

B.twenty-eighth

C.twenty-eight2.Many__sheepwerekilledintheaccident.A.thousandsof

B.thousand

C.thousands3.Thereareovernine__workersinthefactory,but__ofyoungpeoplehopetoworkinit.A.hundred;hundredsB.hundreds;hundredsC.hundreds;hundred131~19由相應的基數(shù)詞后面加“th”構成，特殊除外20~99幾十：變相應基數(shù)詞詞尾y為i，加“eth”構成幾十幾：幾十的基數(shù)詞加上“-”，再加個位序數(shù)詞一百以上：變基數(shù)詞詞尾為序數(shù)詞形式序數(shù)詞：14序數(shù)詞的縮略：1st，2nd，3rd為特殊形式外，其余都為阿拉伯數(shù)字后加th15一.基數(shù)詞、序數(shù)詞firstsecondthirdfourthfifthsixtheighthninthtwelfthtwentiethtwenty-firstfortiethonehundredthonehundredandfifthonehundredandtwenty-ninthnineteenth1620082010月：在五月在七月在十月日：五月五日三月一日twothousandandeighttwothousandandten用介詞in，表示在哪個月inMayinJulyinOctober用定冠詞the加序數(shù)詞表示，在哪一天加介詞onthefifthofMayMay5(May5th)thefirstofMarchMar.1(Mar.1st)數(shù)詞的表示法—月日年17①月日年在2008年10月1日onOct.1st,2008onOctorberthefirst,twothousandandeight月（首字母大寫）日the+序數(shù)詞月日與年之間用，分開年（兩位兩位讀）②月日在8月9日③月年在2010年5月onAugusttheninthinMay,twothousandandten有日用on

無日用in181.Theaccidenthappenedon___.A.April5,2001B.2001,April5C.April2001,52.Iwasborn___.A.inMarch8,1993B.onJuly9,1994C.onMay,1995練一練19年代用定冠詞加基數(shù)詞表示世紀，加十位整數(shù)的復數(shù)形式表示年代19世紀60年代intheeighteensixties20世紀30年代inthenineteenthirties數(shù)詞的表示法—年代世紀20世紀90年代inthenineteenninetiesinthe1990s20可以用定冠詞加序數(shù)詞加century表示thesixthcentury公元6世紀theeighteenthcentury公元18世紀可以用定冠詞加數(shù)字加's表示the1900's20世紀the1600's17世紀世紀：21

inone’s+整十基數(shù)詞復數(shù)

在某人幾十歲時在他50多歲時inhisfifties數(shù)詞的表示法—年代世紀221.Therewillbemorechancesin__

centurythanin__century.A.twenty-one,twentyB.twenty-first,twentiethC.thetwenty-first,thetwentieth2.Thecitychangedalot___.A.in1980sB.inthe1980sC.inthe1980練一練233.Hegraduatedin__of__century.A.thesixtieth;twentyB.sixty;thetwentiethC.thesixties;thetwentieth4.Hegottheprize__.A.inhisfiftiesB.infiftiesC.inhisfifty練一練24數(shù)詞的表示法—時間oneo’clocktenpasttwohalfpastthreetwentytofiveaquarterpastfiveaquartertosevensevenfifty表示在幾點鐘用介詞at25練一練5：006：3110：26七點過五分六點半八點一刻差十分八點差一刻十二點fiveo'clocksixthirty-onetentwenty-sixfivepastsevenhalfpastsixaquarterpasteighttentoeightaquartertotwelve26

—It’salready7:40now.Whenwill

thefilmstart?—___.Westillhavefiveminutes.A.AquartertosevenB.Sevenpastforty-fiveC.Aquartertoeight練一練27數(shù)詞的表示法—分數(shù)百分數(shù)15分子基數(shù)詞分母序數(shù)詞onefifth2714分子﹥1分母+stwosevenths分子a分母quarteraquarter28練一練34threequarters12ahalf2425twenty-fourtwenty-fifths29131412613基數(shù)詞+and+分數(shù)three

andonethirdsix

andonefourthone

and

ahalf

six

andonequarter30百分數(shù)80%基數(shù)詞+percenteightypercentfiftypercentthreepercent50%3%31小數(shù)點前的數(shù)字用基數(shù)詞法讀出小數(shù)點后的數(shù)字逐個讀出小數(shù)點讀作point整數(shù)部分為0時，可以不讀當數(shù)字值大于1時，小數(shù)后的名詞用復數(shù)小數(shù)3.78zero

point

four0.4threepointseveneight

point

four3210.2325.671.030.12%0.35%5.33%tenpointtwothreetwenty-fivepointsixsevenonepointothreezeropointonetwopercentzeropointthreefivepercentfivepointthreethreepercent練一練331.__ofthestudents__boysinClassA.Twothree;areB.Twothirds;areC.Twothirds;is2.__ofhermoney__spentonclothes.A.Twothree;areB.Twothirds;isC.Twothird;is練兵時刻343.__theteachersinourschoolisaboutonehundred,and__ofthemarewomenteachers.

A.Thenumberof;twothird

B.Thenumberof;twothirds

C.Anumberof;twothirds練兵時刻351.Theboyalwaysstaystherefor__.

A.oneandhalfhour

B.oneandahalfhour

C.oneandahalfhours2.Theoldmandrank__beer.

A.twobottlesandahalf

B.twoandahalfbottle

C.twobottleandahalf練兵時刻36數(shù)詞的表示法—年齡1.Thewinneris___.Heisan___boy.A.eight-year-old;eightyearsoldB.eightyearsold;eight-year-oldC.eight-yearsold;eight-year-old2.HecametoChina____.A.attheageof20B.whenheis20C.atageof20371.Septemberis___monthoftheyear.A.nineB.thenineC.ninthD.theninth2.___studentsaresinginginthebigclassroom.A.TwohundredsB.TwohundredofC.HundredsofD.Hundredof3.___ofthestudentsareYoungPioneersinourclass.A.TwothreeB.TwothreesC.TwothirdsD.Secondthree練兵時刻384.Acentis___ofadollar.A.thehundredthB.onehundredthC.ahundredD.the