中考英語二輪復習-數(shù)詞

數(shù)詞一、基數(shù)詞1.基數(shù)詞的構(gòu)成數(shù)詞形式例詞0—12單獨記0zero1one2two3three4four5five6six

7seven8eight9nine10ten11eleven12twelve13—193—9＋teen(thirteen、fifteen、eighteen單獨記)13thirteen14fourteen15fifteen16sixteen

17seventeen18eighteen19nineteen數(shù)詞形式例詞20—100整數(shù)以ty結(jié)尾20twenty30thirty40forty50fifty60sixty

70seventy80eighty90ninety100onehundred兩位數(shù)(幾十幾)(整十位)-(個位)55fifty-five63sixty-three74seventy-four99ninety-nine三位數(shù)(幾百幾)(1—9)hundredand(整十位)-(個位)158onehundredandfifty-eight705sevenhundredandfive990ninehundredandninety數(shù)詞形式例詞多位數(shù)(千,萬,億)四位及四位以上的數(shù)的構(gòu)成，只在百位后加and，千位或萬位及以上的數(shù)后不加，按順序讀出1,234onethousand,twohundredandthirty-four567,890fivehundredsixty-seventhousand,eighthundredandninety2.其他基數(shù)詞hundred百fivehundred五百fourhundredbooks

四百本書hundredsofstudents成百上千名學生thousand千sixthousand六千threethousandstudents三千名學生thousandsoftrees成千上萬的樹million百萬fourmillion四百萬onemilliondollars一百萬美元millionsofworkers數(shù)百萬的工人billion十億fourbillion四十億twobillionviruses二十億病毒billionsofviruses數(shù)十億的病毒dozen十二,一打twodozen兩打twodozenoranges二十四個橙子dozensoforanges幾十個橙子score二十fourscore八十fourscorechairs八十把椅子scoresofchairs幾十把椅子二、序數(shù)詞數(shù)字形式例詞1、2、3不規(guī)則變化1stfirst2ndsecond3rdthird4—19、100、1000基數(shù)詞＋th特殊：5thfifth8theighth9thninth12thtwelfth一般情況：6thsixth7thseventh100thonehundredth

1,000thonethousandth數(shù)字形式例詞20—90整數(shù)ty變tie再加th20thtwentieth30ththirtieth40thfortieth50thfiftieth

60thsixtieth70thseventieth80theightieth

90thninetieth兩位數(shù)以及多位數(shù)只變個位數(shù)21twenty-first66sixty-sixth92ninety-second注：序數(shù)詞前面一般加定冠詞the，但有時可加a/an，表示“再一，又一”，相當于another。Wouldyoulikeasecondcupofcoffee?你還想再來一杯咖啡嗎？三、數(shù)詞的應用名稱表達法例詞/句編號序號在前用序數(shù)詞；序號在后用基數(shù)詞LessonTwo＝thesecondlesson小數(shù)基數(shù)詞＋小數(shù)點＋基數(shù)詞(小數(shù)點讀成point，小數(shù)點后的數(shù)按單個基數(shù)詞讀)1.5onepointfive3.14threepointonefour名稱表達法例詞/句分數(shù)分子＝1分子用基數(shù)詞，分母用序數(shù)詞一般：onethirdonefifth特殊：用a/onehalf表示，用a/onequarter表示分子>1分子用基數(shù)詞，分母用序數(shù)詞＋sthreefourthstwothirds分數(shù)前有整數(shù)，用連詞andtwoandtwothirds名稱表達法例詞/句倍數(shù)兩倍用twice，兩倍以上用基數(shù)詞＋timestwice兩倍threetimes三倍fortytimes四十倍倍數(shù)＋形容詞/副詞比較級＋thanTheroomistwicebiggerthanthatone.這個房間比那個房間大兩倍。Theriverisfourtimeslongerthanthatone.這條河比那條河長四倍。名稱表達法例詞/句倍數(shù)倍數(shù)＋as＋形容詞/副詞原級＋asTheroomistwiceasbigasthatone.這個房間是那個房間的兩倍大。Theriverisfourtimesaslongasthatone.這條河是那條河的四倍長。倍數(shù)＋thesize/length/width/depth/heightof＋sth.Thelakeisthreetimesthedepthofthatone.這個湖是那個湖的三倍深。百分比基數(shù)詞＋percent7%sevenpercent104%onehundredandfourpercent名稱表達法例詞/句年份日期日，月，年(the＋序數(shù)詞＋of＋月，年)theeighthofJune,twothousandandtwenty2020年6月8日月，日(序數(shù)詞)，年(基數(shù)詞)年份的讀數(shù)可先讀前兩位數(shù)，再讀后兩位數(shù)，讀時要加theJunetheeighth,twentytwenty-two2022年6月8日名稱表達法例詞/句時刻表示幾點鐘時，用基數(shù)詞8：00(eighto'clock)一刻鐘的表達方式15分鐘fifteenminutes/aquarter當分鐘數(shù)不超過三十分鐘時，用past或順讀5：14fourteenpastfive/fivefourteen5：30halfpastfive/fivethirty當分鐘數(shù)超過三十分鐘時，用to或順讀5：50tentosix/fivefifty6：45aquartertoseven/sixforty-five名稱表達法例詞/句年齡“attheageof＋基數(shù)詞”表示“在幾歲時”Tomstartedtolearnswimmingattheageof5.湯姆5歲時開始學游泳?！皵?shù)詞-名詞(單數(shù))-形容詞”Sheisa17-year-oldgirl.她是一個17歲的女孩?！皵?shù)詞＋名詞(復數(shù))＋形容詞”Thegirlis17yearsold.這個女孩17歲。名稱表達法例詞/句年齡“inone's＋整十基數(shù)詞的復數(shù)”表示“在某人幾十歲時”Hemovedtothecountrysideinhisfifties.他五十多歲時搬到了鄉(xiāng)下。“onone's＋序數(shù)詞”表示“在某人具體多少歲時”onherninetiethbirthday在她九十歲生日時年代inthe＋基數(shù)詞復數(shù)inthe1970's/1970s在20世紀70年代intheearly/middle/late1980s在20世紀80年代初/中期/末期名稱表達法例詞/句加減乘除并提問加數(shù)詞and數(shù)詞are/is數(shù)詞數(shù)詞plus數(shù)詞equals數(shù)詞4＋5＝9Fourandfiveare/isnine.Fourplusfiveequalsnine.減數(shù)詞minus數(shù)詞equals數(shù)詞數(shù)詞minus數(shù)詞isequalto數(shù)詞9－4＝5Nineminusfourequalsfive.Nineminusfourisequaltofive.名稱表達法例詞/句加減乘除并提問乘數(shù)詞times數(shù)詞are/is數(shù)詞數(shù)詞multipliedby數(shù)詞is/makes數(shù)詞4×5＝20Fourtimesfiveare/istwenty.Fourmultipliedbyfiveis/makestwenty.除數(shù)詞dividedby數(shù)詞isequalto數(shù)詞20÷5＝4Twentydividedbyfiveisequaltofour.提問用“Howmuchis...？”2＋3＝？Howmuchistwoplusthree？(A)1.IstartedtolearnpaintingwhenIwasin________.A.thefifthgrade

B.thefivegradeC.gradefifth

D.thegradefive(A)2.Southoftheequator,81percentofthesurfaceoftheearth________water.A.is

B.areC.was

D.were(B)3.Theearthisnearly________themoon.A.50timethesizeof

B.50timesthesizeofC.50timesassizeas

D.50timesasthatof(D)4.IwonderifIcanaskhim________time.A.four

B.fourthC.thefourth

D.afourth(B)5.Itwasin________whenhewasalreadyin________thathewenttoYan'an.A.the1940s;the40s

B.the1940s;hisfortiesC.1940's;hisforties

D.the1940's;his40s(A)6.—Wehaveskill-trainingclasses________intheworkshopofourschool.—Oh!Youmustgraspgoodpracticalskills.A.everytwodays

B.everytwodayC.everytwicedays

D.everyseconddays(D)7.Accordingtothenewsreport,everyyearabout70________productsareexportedtoEuropeintheirfactory.A.millionsof

B.millionofC.millions

D.million(B)8.Ibought________redenvelopesbeforetheSpringFestival.A.dozens

B.dozensofC.dozenof

D.dozen(B)9.—Whichroomdoyoulivein?—________.A.The201Room

B.Room201C.Room201st

D.The201'sRoom(C)10.Thereare________daysinayear.A.threehundredsandsixty-fiveB.threehundredssixty-fiveC.threehundredandsixty-five

D.threehundredsixtyfive(C)11.Wearegoingonholidayinthe________weekofJuly.A.two

B.twice

C.second

D./(A)12.IhopetopayavisittoJiuzhaiValley________time.A.athird

B.third

C.thethird

D.three(B)13.Beijingismakingahistoryas________cityintheworldtohostboththesummerandwinterOlympicGames.A.first

B.thefirst

C.afirst

D./(D)14.Thistallbuildinghas________floors.AndMikelivesonthe________floor.A.twelve;twelve

B.twelfth;twelfthC.twelfth;twelve

D.twelve;twelfth(B)15.________ofthericehasalreadybeenusedup.You'dbetterbuysomemore.A.Twothird

B.TwothirdsC.Twothree

D.Twothrees(D)16.PleaseturntoPage________andtakealookatthepicture.A.theeightieth

B.EightiethC.Eighties

D.Eighty(C)17.Whenhewas________，JoewenttotheUnitedStates.A.onhisforties

B.inthefourtiesC.inhisforties

D.inhisfourteen(D)18.Teachers'Dayfallson________everyyear.A.Septemberten

B.tenthSeptemberC.Septembertenth

D.Septemberthetenth(B)19.Lessthan________ofthepopulationherearepeasants.