中考英语复习课件专题四数词

数词数词1数词的考点一.基数词、序数词二.数词的表示法数词的考点一.基数词、序数词二.数词的表示法2基数词序数词基数词序数词onetwelvetwotwentythreetwenty-onefourfortyfiveonehundredsixonehundredandfiveeightonehundredandtwenty-nineninenineteen一.基数词、序数词firstsecondthirdfourthfifthsixtheighthninthtwelfthtwentiethtwenty-firstfortiethonehundredthonehundredandfifthonehundredandtwenty-ninthnineteenth基数词序数词基数词序数词onetwelvetwotwenty3基数词变序数词的口诀一二三，要死记；四后都加th；五用f换ve，其后都加th;六七同四首规律；八少t,九去e,然后再加th;十和十一首规律;十二f换ve,然后再加th;十三起，十九止，其后都加th;

整十数有规律，先将y变为ie，然后再加th；几十几，有规律，前半基数后半序，在用短横线连起；基数词变序数词的口诀一二三，要死记；四后都加th；4二.基数词的读法1、百位和十位间用and

连接,

十位和个位间用-

连接threehundredandtwenty-one3212、右往左数,三位一组,逗号隔开.依次是

thousand(千)million(百万)billion(十亿)二.基数词的读法1、百位和十位间用and连接,three5fourthousandthreehundredandtwenty-onesevenmillion,sixhundredandfiftyfourthousandthreehundredandtwenty-one7,654,3211,987,654,32143214,321onebillionninehundredandeighty-sevenmillion,sixhundredandfifty-fourthousandthreehundredandtwenty-onefourthousandthreehundredan61.hundredthousand(表示具体数字)millionbillion2.hundredsthousands

(表示概数)

millionsbillions三.基数词的用法数词(several)++ofsome/manyhundreds

of1.hundred三.基数词的71.—Ifa=3,b=4,what’stheanswertotheproblem,a+2ab+1=?—theansweris___.A.twentyeightB.twenty-eighthC.twenty-eight2.Inourschoolseveral__studentsareabletosearchtheInternet.A.hunderdofB.hunderdsofC.hundred1.—Ifa=3,b=4,what’sthe83.Many__sheepwerekilledintheaccident.A.thousandsofB.thousandC.thousands4.Thereareovernine__workersinthefactory,but__ofyoungpeoplehopetoworkinit.A.hundred;hundredsB.hundreds;hundredsC.hundreds;hundred3.Many__sheepwerekilledi9①月日年在2008年10月1日四.数词的表示法—年月日onOctorberthefirst,twothousandandeight日the+序数词月（首字母大写）月日与年之间用，分开年（两位两位读）onAugusttheninthinMay,twothousandandten有日用on

无日用inonOct.1st,2008②月日在8月9日③月年在2010年5月①月日年在2008年10月1日四.数词的表示法—101.Theaccidenthappenedon___.A.April5,2001B.2001,April5C.April2001,52.Iwasborn___.A.inMarch8,1993B.onJuly9,1994C.onMay,19951.Theaccidenthappenedon___1120世纪90年代inthe1990s/inthe

1990’s在他50多岁时inhisfifties四.数词的表示法—年代世纪intheinone’s+整十基数词复数在某人几十岁时nineteennineties20世纪90年代inthe1990s/inthe121.Therewillbemorechancesin__centurythanin__century.A.twenty-one,twentyB.twenty-first,twentiethC.thetwenty-first,thetwentieth2.Thecitychangedalot___.A.in1980sB.inthe1980sC.inthe19801.Therewillbemorechances133.Hegraduatedin__of__century.A.thesixtieth;twentyB.sixty;thetwentiethC.thesixties;thetwentieth4.Hegottheprize__.A.inhisfiftiesB.infiftiesC.inhisfifty3.Hegraduatedin__of__ce14时间类型表示法例读法整点基数词（+o’clock)1:00﹤30分钟分钟+past+小时2:10=30分钟half+past+小时3:30﹥30分钟（60-分钟）+to+（小时+1）4:40分钟逢15即一刻钟aquarter5:156:45简化法按顺序读基数词7:50oneo’clocktenpasttwohalfpastthreetwentytofiveaquarterpastfiveaquartertosevensevenfifty表示在几点钟用介词at四.数词的表示法—时间时间类型表示法例读法整点基数词（+o’clock)1:0151.—It’salready7:40now.Whenwillthefilmstart?—___.Westillhavefiveminutes.A.AquartertosevenB.Sevenpastforty-fiveC.Aquartertoeight1.—It’salready7:40now.Whe1615分子基数词分母序数词onefifth27分子﹥1分母+stwosevenths14分子a分母quarteraquarter34threequarters12ahalf四.数词的表示法—分数1分子基数词onefifth2分子﹥1twosev171.__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;twothirds1.__ofthestudents__boys18一个半小时两个半小时

twoandahalfhours=twohours

andahalf

oneandahalfhours=onehourandahalf四.数词的表示法—半的表示法1.Theboyalwaysstaystherefor__.A.oneandhalfhourB.oneandahalfhourC.oneandahalfhours2.Theoldmandrank__beer.A.twobottlesandahalfB.twoandahalfbottleC.twobottleandahalf一个半小时twoandahalfhours19一般编码用名词+

基数词207房三年级一班第五部分第一课3号汽车第一中学Room207ClassoneGradethreepartfive=thefifthpartlessonone=thefirstlessonBusNo.3=

theNo.3busNo.1MiddleSchool四.数词的表示法—编号一般编码用名词+基数词Room207四.数词的表20①

Thewinneris___.Heisan___boy.A.eight-year-old;eightyearsoldB.eightyearsold;eight-year-oldC.eight-yearsold;eight-year-old②HecametoChina____.A.attheageof20B.whenheis20C.atageof20四.数词的表示法—年龄①Thewinneris___.Heisan21①Theriverisabout____.A.6,000meterslongB.6,000-meters-longC.6,000-meter-long四.数词的表示法—计量be+数词+量词+形容词①Theriverisabout____.四.数词22THEENDTHEEND23数词数词24数词的考点一.基数词、序数词二.数词的表示法数词的考点一.基数词、序数词二.数词的表示法25基数词序数词基数词序数词onetwelvetwotwentythreetwenty-onefourfortyfiveonehundredsixonehundredandfiveeightonehundredandtwenty-nineninenineteen一.基数词、序数词firstsecondthirdfourthfifthsixtheighthninthtwelfthtwentiethtwenty-firstfortiethonehundredthonehundredandfifthonehundredandtwenty-ninthnineteenth基数词序数词基数词序数词onetwelvetwotwenty26基数词变序数词的口诀一二三，要死记；四后都加th；五用f换ve，其后都加th;六七同四首规律；八少t,九去e,然后再加th;十和十一首规律;十二f换ve,然后再加th;十三起，十九止，其后都加th;

整十数有规律，先将y变为ie，然后再加th；几十几，有规律，前半基数后半序，在用短横线连起；基数词变序数词的口诀一二三，要死记；四后都加th；27二.基数词的读法1、百位和十位间用and

连接,

十位和个位间用-

连接threehundredandtwenty-one3212、右往左数,三位一组,逗号隔开.依次是

thousand(千)million(百万)billion(十亿)二.基数词的读法1、百位和十位间用and连接,three28fourthousandthreehundredandtwenty-onesevenmillion,sixhundredandfiftyfourthousandthreehundredandtwenty-one7,654,3211,987,654,32143214,321onebillionninehundredandeighty-sevenmillion,sixhundredandfifty-fourthousandthreehundredandtwenty-onefourthousandthreehundredan291.hundredthousand(表示具体数字)millionbillion2.hundredsthousands

(表示概数)

millionsbillions三.基数词的用法数词(several)++ofsome/manyhundreds

of1.hundred三.基数词的301.—Ifa=3,b=4,what’stheanswertotheproblem,a+2ab+1=?—theansweris___.A.twentyeightB.twenty-eighthC.twenty-eight2.Inourschoolseveral__studentsareabletosearchtheInternet.A.hunderdofB.hunderdsofC.hundred1.—Ifa=3,b=4,what’sthe313.Many__sheepwerekilledintheaccident.A.thousandsofB.thousandC.thousands4.Thereareovernine__workersinthefactory,but__ofyoungpeoplehopetoworkinit.A.hundred;hundredsB.hundreds;hundredsC.hundreds;hundred3.Many__sheepwerekilledi32①月日年在2008年10月1日四.数词的表示法—年月日onOctorberthefirst,twothousandandeight日the+序数词月（首字母大写）月日与年之间用，分开年（两位两位读）onAugusttheninthinMay,twothousandandten有日用on

无日用inonOct.1st,2008②月日在8月9日③月年在2010年5月①月日年在2008年10月1日四.数词的表示法—331.Theaccidenthappenedon___.A.April5,2001B.2001,April5C.April2001,52.Iwasborn___.A.inMarch8,1993B.onJuly9,1994C.onMay,19951.Theaccidenthappenedon___3420世纪90年代inthe1990s/inthe

1990’s在他50多岁时inhisfifties四.数词的表示法—年代世纪intheinone’s+整十基数词复数在某人几十岁时nineteennineties20世纪90年代inthe1990s/inthe351.Therewillbemorechancesin__centurythanin__century.A.twenty-one,twentyB.twenty-first,twentiethC.thetwenty-first,thetwentieth2.Thecitychangedalot___.A.in1980sB.inthe1980sC.inthe19801.Therewillbemorechances363.Hegraduatedin__of__century.A.thesixtieth;twentyB.sixty;thetwentiethC.thesixties;thetwentieth4.Hegottheprize__.A.inhisfiftiesB.infiftiesC.inhisfifty3.Hegraduatedin__of__ce37时间类型表示法例读法整点基数词（+o’clock)1:00﹤30分钟分钟+past+小时2:10=30分钟half+past+小时3:30﹥30分钟（60-分钟）+to+（小时+1）4:40分钟逢15即一刻钟aquarter5:156:45简化法按顺序读基数词7:50oneo’clocktenpasttwohalfpastthreetwentytofiveaquarterpastfiveaquartertosevensevenfifty表示在几点钟用介词at四.数词的表示法—时间时间类型表示法例读法整点基数词（+o’clock)1:0381.—It’salready7:40now.Whenwillthefilmstart?—___.Westillhavefiveminutes.A.AquartertosevenB.Sevenpastforty-fiveC.Aquartertoeight1.—It’salready7:40now.Whe3915分子基数词分母序数词onefifth27分子﹥1分母+stwosevenths14分子a分母quarteraquarter34threequarters12ahalf四.数词的表示法—分数1分子基数词onefifth2分子﹥1twosev401.__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;twothirds1.__ofthestudents__boys41一个半小时两个半小时