1 one 2 two 3 three 4 four 5 five 6 six 7 seven 8 eight 9 nine 10 ten 11 eleven 12 twelve thirteen fourteen fifteen sixteen seventeen eighteen nineteen twenty twenty-one twenty- two twenty- three twenty- four twenty- five 26 twenty- six 27 twenty- seven 28 twenty- eight 29 twenty- nine 30 thirty 31 thirty- one 32 thirty- two 33 thirty- three 34 thirty- four 35 thirty- five 36 thirty- six 37 thirty- seven 38 thirty- eight 39 thirty- nine 40 forty 41 forty- one 42 forty- two 43 forty- three 44 forty- four 45 forty- five 46 forty- six 47 forty- seven 48 forty- eight 51 fifty- one 52 fifty- two 53 fifty- three 54 fifty- four 55 fifty- five 56 fifty- six 57 fifty- seven 58 fifty- eight 59 fifty- nine 60 sixty 61 sixty- one 62 sixty- two 63 sixty- three 64 sixty- four 65 sixty- five 66 sixty- six 67 sixty- seven 68 sixty- eight 69 sixty- nine 70 seventy 71 seventy- one 72 seventy- two 73 seventy- three 74 seventy- four 75 seventy- five 1314151617181920212223242576 seve nty- six 77 seve nty- seve n 89 eighty- nine 90 nin ety 78 seve nty- eight 91 nin ety-one 79 seve nty- nine 92 nin ety- two 80 eighty 81 eighty- one 82 eighty- two 83 eighty- three 84 eighty- four 85 eighty- five 86 eighty- six 87 eighty- seve n 93 nin ety- three 94 nin ety- four 95 nin ety- five 96 nin ety- six 97 nin ety- seve n 98 nin ety- eight 99 nin ety- nine 100 a hun dred 88 eighty- eight 序数词 1、 第一类：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。) first (1st) 第一 sec ond (2nd)第二 third (3rd) 第三 2、 第二类：这一类序数词均在相应的基数词后面加上后缀- fifth 、eighth、ninth、twelth 四个词的拼法。 fourth (4th) 第四 fifth (5th) 第五 sixth (6th) 第六 seve nth (7th)第七 eighth (8th) 第八 nin th (9th) 第九 ten th (10th) 第十 eleve nth (11th) 第 ^一- th构成。要注意其 中 本文来源：https://www.wddqw.com/doc/9d960de428f90242a8956bec0975f46526d3a733.html