英语数字序数词表达
1到12的序数词？
1到12的序数词？
序数词：First,second,third,fourth,fifth,sixth,seventh,eighth,ninth,tenth,eleventh,twelfth
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
1-40的基数词和序数词？
1-40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
17 seveteen
18 eighteen
21-30
twenty-one twenty-two twenty-three twenty-four twenty-five twenty-six twenty-seven twenty-eight twenty-nine thirty
31-40
thirty-one thirty-two thirty-three thirty-four thirty-five thirty-six thirty-seven thirty-eight thirty-nine forty
1-40 的序数词
1stfirstt
2ndsecond
3rdthirdt
4thfourth
5thfiftht
6thsixth
7thseventht
8theighth
9thnintht
10thtenth
11theleventht
12thtwelfth
13ththirteentht
14thfourteenth
15thfifteentht
16thsixteenth
17thseventeentht
18theighteenth
19thnineteentht
20thtwentieth
21sttwenty-firstt
22ndtwenty-second
23rdtwenty-thirdt
24thtwenty-fourth
25thtwenty-fiftht
26thtwenty-sixth
27thtwenty-seventht
28thtwenty-eighth
29thtwenty-nintht
30ththirtieth
31stthirty-firstt
32ndthirty-second
33rdthirty-thirdt
34ththirty-fourth
35ththirty-fiftht
36ththirty-sixth
37ththirty-seventht
38ththirty-eighth
39ththirty-nintht
40thfortieth