序数词1--20

firstsecondthirdfourthfifthsixthseventheighthninthtentheleventhtwelfththirteenthfourteenthfifteenths

基数词：onetwothreefourfivesixseveneightnineteneleventwelvethirteenfourteenfifteensixteenseventeeneighte

first(1st)第一second(2nd)第二third(3rd)第三fourth(4th)第四fifth(5th)第五sixth(6th)第六seventh(7th)第七eighth(8th)第

第1first（下面为第二第三以此类推省略了“第”）2second3third4fourth5fifth6sixth7seventh8eighth9ninth10tenth11eleventh12tw

1one2two3three4four5five6six7seven8eight9nine10ten11eleven12twelve13thirteen14fourteen15fifteen16six

1st=first2nd=second3rd=third4th=fourth5th=fifth6th=sixth7th=seventh8th=eighth9th=ninth10th=tenth11th

第1first第2second第3third第4fourth第5fifth第6sixth第7seventh第8eighth第9ninth第10tenth第11eleventh第12twelfth第13

1first2second3third4fourth5fifth6sixth7seventh8eighth9ninth10tenth11eleventh12twelfth13thirteenth14f

first(1st)第一second(2nd)第二third(3rd)第三1－100的序数词分为四个类.1、第一类first(1st)第一second(2nd)第二third(3rd)第三（在括号里的

first(1st)第一second(2nd)第二third(3rd)第三fourth(4th)第四fifth(5th)第五sixth(6th)第六seventh(7th)第七eighth(8th)第

Englishfirst,second,third,fourth,fifth.

序数词：第1first第2second第3third第4fourth第5fifth第6sixth第7seventh第8eighth第9ninth第10tenth第11eleventh第12twelft

firstsencondthirdforthfifthsixthseventheigthninthtentheleventhtwelveththirteenthforteenthfifteenthsi

1first2second3third4fourth5fifth6sixth7seventh8eighth9ninth10tenth11eleventh12twelfth13thirteenth14f

first(1st)第一second(2nd)第二third(3rd)第三（在括号里的是缩写形式,均在阿拉伯数字后面加上相应序数词的最后两个字母构成,以下各类与此相同.）这类序数词只有三个,在整个序数

基数：1one2two3three4four5five6six7seven8eight9nine10ten11eleven12twelve13thirteen14fourteen15fifteen16

下面有1到100的序数词,以后用到就打开这个网页看吧,不用去找了.第1first1st　　第2second2nd　　第3third3rd　　第4fourth4th　　第5fifth5th　　第6six

twenty---twentiethtwenty-one---twenty-firsttwenty-two---twenty-secondtwenty-three---twenty-thirdtwen

firstsecondthirdfourthfifthsixthseventheighthninthtenth