1:英語

1~9 One Two Three Four Five Six Seven Eight Nine

10~15 Ten Eleven Twelve Thirteen Fourteen Fifteen

16~20 Sixteen Seventeen Eighteen Nineteen Twenty

21~25 Twenty-one Twenty-two Twenty-three Twenty-four Twenty-five

26~30 Twenty-six Twenty-seven Twenty-eight Twenty-nine Thirty

31~35 Thirty-one Thirty-two Thirty-three Thirty-four Thirty-five

36~40 Thirty-six Thirty-seven Thirty-eight Thirty-nine Forty

41~45 Forty-one Forty-two Forty-three Forty-four Forty-five

45~50 Forty-six Forty-seven Forty-eight Forty-nine Fifty

2.羅馬數字