twenty-one
twenty-two
twenty-three
twenty-four
twenty-five
twenty-six
twenty-seven
twenty-eight
twenty-nine
thirty
thirty-one
thirty-two
thirty-three
thirty-four
thirty-five
thirty-six
thirty-seven
thirty-eight
thirty-nine
forty
forty-one
forty-two
forty-three
forty-four
forty-five
forty-six
forty-seven
forty-eight
forty-nine
fifty
fifty-one
fifty-two
fifty-three
fifty-four
fifty-five
fifty-six
fifty-seven
fifty-eight
fifty-nine
sixty
sixty-one
sixty-two
sixty-three
sixty-four
sixty-five
sixty-six
sixty-seven
sixty-eight
sixty-nine
seventy
seventy-one
seventy-two
seventy-three
seventy-four
seventy-five
seventy-six
seventy-seven
seventy-eight
seventy-nine
eighty
eighty-one
eighty-two
eighty-three
eighty-four
eighty-five
eighty-six
eighty-seven
eighty-eight
eighty-nine
ninety
ninety-one
ninety-two
ninety-three
ninety-four
ninety-five
ninety-six
ninety-seven
ninety-eight
ninety-nine
one/a hundred英标要等会哈
5.1到100的序数词的正确和详细写法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，在整个序数词里面是特殊的，就和第一类基数词一样，需要逐个地硬记下来 。
2、第二类：
fourth (4th) 第四
fifth (5th) 第五
sixth (6th) 第六
seventh (7th) 第七
eighth (8th) 第八
ninth (9th) 第九
tenth (10th) 第十
eleventh (11th) 第十一
twelfth (12th) 第十二
thirteenth (13th) 第十三
fourteenth (14th) 第十四
fifteenth (15th) 第十五
sixteenth (16th) 第十六
seventeenth (17th) 第十七
eighteenth (18th) 第十八
nineteenth (19th) 第十九
twentieth (20th) 第二十
thirtieth (30th) 第三十
fortieth (40th) 第四十
fiftieth (50th) 第五十
sixtieth (60th) 第六十
seventieth (70th) 第七十
eightieth (80th) 第八十
ninetieth (90th) 第九十
================================================= 剩下的格式楼主自己写吧 ```` = =比如 thirty-first (31th) 第三十一 十位数不变，仅把个位上的基数词变成序数词就行了
6.英语1到100数字的单词怎么写0 zero 1 one 2 two 3 three 4 four 5 five 6 six 7 seven 8 eight 9 nine 10 ten 11 eleven 12 twelve 13 thirteen 14 fourteen 15 fifteen 16 sixteen 17 seventeen 18 eighteen 19 nineteen 20 twenty 21 twenty-one 22 twenty-two 23 twenty-three 24 twenty-four 25 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 49 forty-nine 50 fifty 51 fifty-one 52 fifty-two 53 fifty-three 54 fifty-four 55 fifty-five 56 ifty-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 76 seventy-six 77 seventy-seven 78 seventy-eight 79 seventy-nine 80 eighty 81 eighty-one 82 eighty-two 83 eighty-three 84 eighty-four 85 eighty-five 86 eighty-six 87 eighty-seven 88 eighty-eight 89 eighty-nine 90 ninety 91 ninety-one 92 ninety-two 93 ninety-three 94 ninety-four 95 ninety-five 96 ninety-six 97 ninety-seven 98 ninety-eight 99 ninety-nine 100 one hundred 。