【1到100序数词】在英语学习中，序数词是非常重要的内容之一，尤其在描述顺序、排名或时间等场景中使用频繁。掌握1到100的序数词不仅有助于提高语言表达能力，还能增强对英语语法结构的理解。以下是对1到100序数词的总结与归纳，便于记忆和查阅。
一、序数词的基本构成规则
- 1st（第一）
- 2nd（第二）
- 3rd（第三）
- 4th（第四）
- 5th（第五）
- 6th（第六）
- 7th（第七）
- 8th（第八）
- 9th（第九）
- 10th（第十）
从第11开始，大多数序数词以“-th”结尾，但有几个例外：
- 11th（第十一）
- 12th（第十二）
- 13th（第十三）
- 14th（第十四）
- 15th（第十五）
- 16th（第十六）
- 17th（第十七）
- 18th（第十八）
- 19th（第十九）
- 20th（第二十）
对于以“-ty”结尾的数字（如20, 30, 40），序数词形式为：20th, 30th, 40th, 等。
二、1到100序数词列表
| 数字 | 序数词 | 数字 | 序数词 | 数字 | 序数词 |
| 1 | 1st | 34 | 34th | 67 | 67th |
| 2 | 2nd | 35 | 35th | 68 | 68th |
| 3 | 3rd | 36 | 36th | 69 | 69th |
| 4 | 4th | 37 | 37th | 70 | 70th |
| 5 | 5th | 38 | 38th | 71 | 71st |
| 6 | 6th | 39 | 39th | 72 | 72nd |
| 7 | 7th | 40 | 40th | 73 | 73rd |
| 8 | 8th | 41 | 41st | 74 | 74th |
| 9 | 9th | 42 | 42nd | 75 | 75th |
| 10 | 10th | 43 | 43rd | 76 | 76th |
| 11 | 11th | 44 | 44th | 77 | 77th |
| 12 | 12th | 45 | 45th | 78 | 78th |
| 13 | 13th | 46 | 46th | 79 | 79th |
| 14 | 14th | 47 | 47th | 80 | 80th |
| 15 | 15th | 48 | 48th | 81 | 81st |
| 16 | 16th | 49 | 49th | 82 | 82nd |
| 17 | 17th | 50 | 50th | 83 | 83rd |
| 18 | 18th | 51 | 51st | 84 | 84th |
| 19 | 19th | 52 | 52nd | 85 | 85th |
| 20 | 20th | 53 | 53rd | 86 | 86th |
| 21 | 21st | 54 | 54th | 87 | 87th |
| 22 | 22nd | 55 | 55th | 88 | 88th |
| 23 | 23rd | 56 | 56th | 89 | 89th |
| 24 | 24th | 57 | 57th | 90 | 90th |
| 25 | 25th | 58 | 58th | 91 | 91st |
| 26 | 26th | 59 | 59th | 92 | 92nd |
| 27 | 27th | 60 | 60th | 93 | 93rd |
| 28 | 28th | 61 | 61st | 94 | 94th |
| 29 | 29th | 62 | 62nd | 95 | 95th |
| 30 | 30th | 63 | 63rd | 96 | 96th |
| 31 | 31st | 64 | 64th | 97 | 97th |
| 32 | 32nd | 65 | 65th | 98 | 98th |
| 33 | 33rd | 66 | 66th | 99 | 99th |
| 34 | 34th | 67 | 67th | 100 | 100th |
三、小贴士
- 注意 1st, 2nd, 3rd 的特殊写法，其他数字一般都以 -th 结尾。
- 对于 11th, 12th, 13th，虽然它们是“-teen”结尾，但仍然使用 -th。
- 在正式写作中，序数词通常用带“st/nd/rd/th”的形式表示，但在口语中有时会省略。
通过以上整理，你可以更清晰地掌握1到100的序数词，帮助你在日常交流或写作中准确使用这些表达方式。