在学习英语的过程中，掌握基数词和序数词是非常重要的一步。基数词用于表示数量，而序数词则用来表达顺序。今天，我们就来详细地学习一下英语中从1到100的基数词和序数词。

首先，让我们来看一下基数词：

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

30 - thirty

40 - forty

50 - fifty

60 - sixty

70 - seventy

80 - eighty

90 - ninety

100 - one hundred

接下来是序数词的部分，序数词通常是在基数词后加上特定的后缀构成的：

1st - first

2nd - second

3rd - third

4th - fourth

5th - fifth

6th - sixth

7th - seventh

8th - eighth

9th - ninth

10th - tenth

11th - eleventh

12th - twelfth

13th - thirteenth

14th - fourteenth

15th - fifteenth

16th - sixteenth

17th - seventeenth

18th - eighteenth

19th - nineteenth

20th - twentieth

21st - twenty-first

22nd - twenty-second

23rd - twenty-third

24th - twenty-fourth

25th - twenty-fifth

26th - twenty-sixth

27th - twenty-seventh

28th - twenty-eighth

29th - twenty-ninth

30th - thirtieth

以此类推，直到第一百（one hundredth）。记住，当数字以“twenty”、“thirty”、“forty”等开头时，序数词会稍微复杂一些，需要特别注意。

通过反复练习这些基本的基数词和序数词，您可以逐渐提高自己的英语水平，并能够在日常交流中更加自信地使用它们。希望这篇简短的介绍能够帮助您更好地理解和记忆这些基础词汇！