从1到100的序数词一览表 序数词变化口诀如下 ① 死记 first , second , third . ② 遇到ve变f . ③ 遇到y时变ie . ④ 8加h , 9 去e . ⑤ 剩下的都直接加th . 基 数 词 序 数 词 one two three four five six seve n eight nine ten eleve n twelve first second third four th fif th six th seventh eigh th nin th ten th eleven t h twelf t h 基 数 词 序 数 词 sixtee n thirtee n fourtee n fiftee n sixteen th thirtee n t h fourteen t h fiftee n th seve ntee n eightee n nin etee n 从第13~第19，其变化就是在相应 基数词的后面直接加 th seventeen t h eighteen t h nineteen t h 30 中 文 基 数 词 31 32 thirty- two 33 thirty-thre e 34 thirty-four 35 thirty-five 36 thirty-six 37 thirty-seven 38 thirty-eight 39 thirty-nine 第100 one hundred th thirty- one thirty 序 thirt ieth thirty-firs thirty-secon thirty-thir thirty-fourt thirty-fift thirty-sixt thirty-sevent thirty-eight thirty-nint 本文来源：https://www.wddqw.com/doc/1aee062b340cba1aa8114431b90d6c85ed3a88cf.html