数词
1.基数词: 1,2,3…
2.序数词:第一、第二…
| 类型 |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
| 基数词 |
one |
two |
three |
four |
five |
six |
seven |
eight |
nine |
ten |
| 序数词 |
first |
second |
third |
fourth |
fifth |
sixth |
seventh |
eighth |
ninth |
tenth |
基数转序数总结:通常加th,first ,second,third,fifth,ninth例外,有t不需要加th。
| 类型 |
11 |
12 |
13 |
14 |
15 |
16 |
17 |
18 |
19 |
| 基数词 |
eleven |
twelve |
thirteen |
fourteen |
fifteen |
sixteen |
seventeen |
eighteen |
nineteen |
| 序数词 |
eleventh |
twelfth |
thirteenth |
fourteenth |
fifteenth |
sixteenth |
seventeenth |
eighteenth |
nineteenth |
基数转序数总结:通常叫th。第12需要将 ve 改为 f + th
| 类型 |
20 |
30 |
40 |
50 |
60 |
70 |
80 |
90 |
| 基数词 |
twenty |
thirty |
forty |
fifty |
sixty |
seventy |
eighty |
ninety |
| 序数词 |
twentieth |
thirtieth |
fortieth |
fiftieth |
sixtieth |
seventieth |
eightieth |
ninetieth |
基数转序数总结:基数词都是以 ty结尾，改 y 为 ie + th
21-99表达
21 twenth-one
第21 twenth-first
22 twenth-two
第22 twenth-second
基数词: 个位和10位都是用的基数词.
序数词: 10位不变,个位用序数词.
总结:序数词都是以th结尾的，first、second、third例外。
