1 one
2 two
3 three
4 four
5 five
6 six
7 seven
8 eight
9 nine
10 ten
1-10 的英语序数词:
第 1 first (1st);
第 2 second (2nd);
第 3 third (3rd);
第 4 fourth (4th);
第 5 fifth (5th);
第 6 sixth (6th);
第 7 seventh (7th);
第 8 eighth (8th);
第 9 ninth (9th);
第 10 tenth (10th)。