初三英語數詞復習

中考總復習之數詞數詞的考點一.基數詞、序數詞二.數詞的表示法一、基數詞

1．1—12的基數詞是獨立的單詞，即：one，two，three，four，five，six，seven，eight，nine，ten，eleven，twelve。

2．13—19的基數詞以-teen結尾。如：fourteen，seventeen等，但13，15，18較特殊，13—thirteen15—fifteen18—eighteen。

3．20—90的整十位均以-ty結尾。如：sixty，ninety，但20，30，40，50，80較特殊，20—twenty30—thirty40—forty50—fifty80—eighty。表示“幾十幾”時，個位和十位之間需加連字符，如twenty-one,thirty-two,forty-three等。

基數詞序數詞基數詞序數詞onetwelvetwotwentythreetwenty-onefourfortyfiveonehundredsixonehundredandfiveeightonehundredandtwenty-nineninenineteen一.基數詞、序數詞firstsecondthirdfourthfifthsixtheighthninthtwelfthtwentiethtwenty-firstfortiethonehundredthonehundredandfifthonehundredandtwenty-ninthnineteenth二.基數詞的讀法1、百位和十位間用and連接,十位和個位間用-連接threehundredandtwenty-one3212、右往左數,三位一組,逗號隔開.依次是

thousand(千)million(百萬)billion(十億)fourthousandthreehundredandtwenty-onesevenmillion,sixhundredandfiftyfourthousandthreehundredandtwenty-one7,654,3211,987,654,32143214,321onebillionninehundredandeighty-sevenmillion,sixhundredandfifty-fourthousandthreehundredandtwenty-one1.hundredthousand(表示具體數字)millionbillion2.hundredsthousands

(表示概數)

millionsbillions三.基數詞的用法數詞(several)++ofsome/manyhundreds

of1.—Ifa=3,b=4,what’stheanswertotheproblem,a+2ab+1=?—theansweris___.A.twentyeightB.twenty-eighthC.twenty-eight2.Inourschoolseveral__studentsareabletosearchtheInternet.A.hunderdofB.hunderdsofC.hundred3.Many__sheepwerekilledintheaccident.A.thousandsofB.thousandC.thousands4.Thereareovernine__workersinthefactory,but__ofyoungpeoplehopetoworkinit.A.hundred;hundredsB.hundreds;hundredsC.hundreds;hundred①月日年在2008年10月1日四.數詞的表示法—年月日onOctorberthefirst,twothousandandeight日the+序數詞月（首字母大寫）月日與年之間用，分開年（兩位兩位讀）onAugusttheninthinMay,twothousandandten有日用on無日用inonOct.1st,2008②月日在8月9日③月年在2010年5月1.Theaccidenthappenedon___.A.April5,2001B.2001,April5C.April2001,52.Iwasborn___.A.inMarch8,1993B.onJuly9,1994C.onMay,199520世紀90年代inthe1990s在他50多歲時inhisfifties四.數詞的表示法—年代世紀intheinone’s+整十基數詞復數在某人幾十歲時nineteennineties1.Therewillbemorechancesin__centurythanin__century.A.twenty-one,twentyB.twenty-first,twentiethC.thetwenty-first,thetwentieth2.Thecitychangedalot___.A.in1980sB.inthe1980sC.inthe19803.Hegraduatedin__of__century.A.thesixtieth;twentyB.sixty;thetwentiethC.thesixties;thetwentieth4.Hegottheprize__.A.inhisfiftiesB.infiftiesC.inhisfifty時間類型表示法例讀法整點基數詞（+o’clock)1:00﹤30分鐘分鐘+past+小時2:10=30分鐘half+past+小時3:30﹥30分鐘（60-分鐘）+to+（小時+1）4:40分鐘逢15即一刻鐘aquarter5:156:45簡化法按順序讀基數詞7:50oneo’clocktenpasttwohalfpastthreetwentytofiveaquarterpastfiveaquartertosevensevenfifty表示在幾點鐘用介詞at四.數詞的表示法—時間1.—It’salready7:40now.Whenwillthefilmstart?—___.Westillhavefiveminutes.A.AquartertosevenB.Sevenpastforty-fiveC.Aquartertoeight15分子基數詞分母序數詞onefifth27分子﹥1分母+stwosevenths14分子a分母quarteraquarter34threequarters12ahalf13three

andonethird3基數詞+and+分數四.數詞的表示法—分數百分數80%基數詞+percenteightypercenthalf/(百)分數+of+可數名詞復數謂語動詞用復數half/(百)分數+of+不可數名詞謂語動詞用單數3.78threepointseveneight1.

__ofthestudents__boysinClassA.Twothree;areB.Twothirds;areC.Twothirds;is2.

__ofhermoney__spentonclothes.A.Twothree;areB.Twothirds;isC.Twothird;is3.__theteachersinourschoolisaboutonehundred,and__ofthemarewomenteachers.A.Thenumberof;twothirdB.Thenumberof;twothirdsC.Anumberof;twothirds一個半小時兩個半小時twoandahalfhours=twohours

andahalfoneandahalfhours=onehourandahalf四.數詞的表示法—半的表示法1.

Theboyalwaysstaystherefor__.A.oneandhalfhourB.oneandahalfhourC.oneandahalfhours2.

Theoldmandrank__beer.A.twobottlesandahalfB.twoandahalfbottleC.twobottleandahalf一倍once，兩倍twice，三倍threetimes(三倍或以上基數詞＋times)四.數詞的表示法—倍數

Thisboxisfivetimes

asbigasthatone.=Thisboxisfourtimesbigger

thanthatone.①

A+be+倍數+as+adj.原+as+B.A是B的…倍…②

C+be+倍數+adj.比+than+D.C比D……倍1.

Thisbuildingis__thatbuilding.A.threetimeastallasB.twicetallerthanC.threetimesastalleras2.

我的箱子比你的重六倍!Myboxis____________________yours.

sixtimesheavierthanseventimesasheavyas一般編碼用名詞+基數詞207房三年級一班第五部分第一課3號汽車第一中學Room207ClassoneGradethreepartfive=thefifthpartlessonone=thefirstlessonBus