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MissZeng数词基数词:表示数量的词序数词:表示顺序的词12345678onetwothreefourfivesixseveneight基数词9101112nineteneleventwelve（一）、一至十二的数:（二）、十几的数:都是以-teen\ti:n\结尾，13141517161819thirteenfourteenfifteensixteenseventeeneighteennineteen基数词（三）、整十数都是以ty\ti\结尾•20•30•40•50•60•70•80•90twentythirtyfortyfiftysixtyseventyeightyninety基数词(四)、几十几的数：thirty–two点拨：几十几的数：先说“几十”再说“几”中间用连字号“-”即：“整十数+连字号+个位数”(五)几百几的数：先说“几百”，再说“几十几”。百位和十位之间用and连接。即：百位数+hundredand+末尾数。基数词基数词例：32如：235twohundredandthirty-five小结：基数词的构成0-12是独立的单词zero,one,two,three,four,five,six,seven,eight,nine,ten,eleven,twelve13-19带有后缀teen20-90各整十位数带有后缀ty21-99十位和个位数之间要用连字符号“-”101-999百位数+hundredand+末尾数。thirteen,fourteen,fifteen,sixteen,seventeen,eighteen,nineteentwenty,thirty,forty,fifty,sixty,seventy,eighty,ninety,如:21sevenhundredandeight359：708：如：99twenty-one,ninety-nine构成特点单词threehundredandfifty-nine1234567first=1stsecond=2ndthird=3rdfourth=4thfifth=5thsixth=6thseventh=7th序数词(一)、1-12的数：89101112onetwothreefourfivesixseveneighth=8thninth=9thtenth=10theleventh=11thtwelfth=12theightnineteneleventwelve10•13•14•15•16•17•18•19thirteenth=13thfourteenth=14thfifteenth=15thsixteenth=16thseventeenth=17theighteenth=18thnineteenth=19th(二)、十几的数（即13-19的数）：序数词thirteenfourteenfifteensixteenseventeeneighteennineteen（二）、整十数都是以ty\ti\结尾•20•30•40•50•60•70•80•90twentieth=20ththirtieth=30thfortieth=40thfiftieth=50thsixtieth=60thseventieth=70theightieth=80thninetieth=90th11序数词twentythirtyfortyfiftysixtyseventyeightyninety基数词序数词基数词序数词onetwentytwofortythreeninetyeighttwenty-onenineforty-fourfivetwelvefirstsecondthirdeighthninthfifthtwentiethfortiethninetiethtwenty-firstforty-fourthonehundredandthirdtwelfthonehundredandthree巧记基数词变序数词基变序，有规律，词尾都加th。一二三，特殊记，词尾字母tdd。八去t，九减e，f来把ve替。ty结尾很容易，ty变成tie。要是遇到几十几，只变个位就可以。注意：序数词在使用时，通常前面要加定冠词the。1、把下列基数词变为序数词。two--three--nine--twelve--twenty--eight---five---thirty-one---secondthirdninthtwelfthtwentietheighth2、按要求变换句子。1、MybirthdayisonAugustfourth(对划线部分提问）isbirthday?2、Nickisthirteenyearsold.(提问）_________________isNick?3、MybirthdayisonJanuary10th.(一般疑问句并做否定回答）____________birthdayonJanuary10th?No,_____________WhenyourHowoldIsyourfifththirty-firstitisn’t能力训练基础训练•Januaryisthe_____monthofayear.•Marchisthe______monthofayear.•Aprilisthe______monthofayear.•Juneisthe_______monthofayear.•Julyisthe________monthofayear.firstthirdfourthsixthseventh基础训练•________isthe1stmonthoftheyear.•_______isthe2ndmonthoftheyear.•________isthe5thmonthoftheyear.•Augustisthe____monthoftheyear.•Octoberisthe____monthoftheyear.JanuaryFebruaryMayeighth基础训练tenth1.SpringFestival(春节)isin_________or_______.2.TreePlantingDay(植树节)isin_______.3.Mother’sDayisin______.4.NationalDay(国庆节)isin________.5.Teachers’Dayisin____________.JanuaryFebruaryMarchMayOctoberSeptember•ChristmasDay（圣诞节）isin_________.•AprilFool’sDay(愚人节)isin________.•Children’sDay(儿童节)isin________.•Studentshavesummerholiday(暑假)in_____and_____.•Thanksgiving(感恩节)isin_________.DecemberAprilJuneAugustNovemberJuly1、表示页数；电话号码；公共汽车路线；学校；医院；年级；班级；年份等例如：page1读作pageoneClassOne,GradeNinenineteenninety-eight110,120，119，1141998年：第一页：九年级一班：2、表达时刻：例如：atfive(o’clock)；atfourten或attenpastfouratsixfifty或attentoseven5︰004﹕106︰50（整点）（分钟数小于30）（分钟数大于30）3、分数的表达法分数由基数词和序数词合成：分母用序数词，分子用基数词；分子在前，分母在后。当分子大于1时，分母用复数形式。onethirdtwothirdsonefifth51313253threefifths子基，母序；子前，母后。4、hundred、thousand、million的用法如果表示具体的几百、几千、几百万时，三个单词后都不用复数形式；如果用了复数形式，要跟of连用，构成固定的搭配。hundredsof成百上千的thousandsof成千上万的millionsof数以百万计的5：英语日期表达法：在日期方面，美英的表达方式是有差别的。以日为先，月份为后，此为英国式，美国式则与此相反。如1963.3.2的写法：2ndMarch,1996(英)March2,1996(美)在美式的写法中，1st,2nd,3rd的st,nd,rd是不使用的。由于日期书面表达不同，读法也不一样。如：1987年4月20日英式的写法是20thApril,1987，读成thetwentiethofApril,nineteeneighty-seven;美式的表达是April20,1987，则读成Aprilthetwentieth,nineteeneighty-seven。6、由基数词构成的复合词，名词不用复数形式,而且单词之间必须用连词符号“-”连接。一个五岁的男孩：一百一十米跨栏：例如：afive-year-oldboy110-metrehurdles（跨栏）要小心哦！考点练习1.Decemberisthe___monthoftheyear.A.twelveB.twelvethC.twelfth2.___ofthenewspapersintheworldarewritteninEnglish.A.ThreefourB.ThreefourthsC.ThreefourthD.Thirdfour3.Thereare_____peopleinPeter’sfamily,Theyliveonthe__floorinatallbuilding.A.six,eighteenthB.six,eighteenC.sixth,eighteenD.sixth,eighteenthCBA4.Bothofthetworulersarebroken.Iwanttobuya__one.A.threeB.forthC.thirdD./5.___peoplehadtoleavetheirhometown（家乡）duringthewar.(战争)A.ThreethousandsB.ThousandofC.SeventhousandsD.Thousandsof考点练习CD（05年中考题）1、---Whatclassareyouin,Mike?---I’min__________.AGradeThree,ClassTwoBClassTwo,GradeThreeCclasstwo,gradethreeDgradethree,classtwo（06年中考题）2、_____Iraqi（伊拉克的）peoplediedintheIraq（伊拉克）war.AThousandofBThousandsofCManythousandofDThousands小试牛刀BBA3.LiuXiang,21,isanOlympicwinnerinthe______hurdles(跨栏).We’reproudofhim.A110-metreB110-metresC110metre4.Wehaveonly_______(first)earth.Wemusttakegoodcareofit.（06年中考题）5.----Wherewillwehaveourchemistrylessonthisafternoon?（06年中考题）----Inthechemistrylabonthe______(three)floor.小试牛刀onethird