优质解答
(一到二十）one two three four five six seven eight nine ten eleven twelve thirteen fourteen fifteen sixteen seventeen eightee nineteen twenty
（第一到第二十）first second third fourth fifth sixth seventh eighth ninth tenth eleventh twelevth thirteenth fourteenth fifteenth sixteenth seventeenth eighteenth ninteenth twentith
(一到二十）one two three four five six seven eight nine ten eleven twelve thirteen fourteen fifteen sixteen seventeen eightee nineteen twenty
（第一到第二十）first second third fourth fifth sixth seventh eighth ninth tenth eleventh twelevth thirteenth fourteenth fifteenth sixteenth seventeenth eighteenth ninteenth twentith