英语一到十的读法：
1 one [wʌn]
2 two [tu]
3 three [θriː]
4 four [fɔː]
5 five [faɪv]
6 six [sɪks]
7 seven ['sev(ə)n]
8 eight [eit]
9 nine [naɪn]
10 ten [ten]
序数词1到10：
first 第一 (1st)
second 第二(2nd)
third 第三 (3rd)
fourth 第四 (4th)
fifth 第五 (5th)
sixth 第六 (6th)
seventh 第七 (7th)
eighth 第八 (8th)
ninth 第九 (9th)
tenth 第十 (10th)
