英语1~100的基数词和序数词答:thirteen, fourteen, fifteen, sixteen, seventeen, eighteen, nineteen.(11-19)序数词): eleventh, twelfth, thirteenth, fourteenth, fifteenth, sixteenth, seventeenth, eighteenth, nineteenth.(21-29)基数词):twenty-one, twenty-two, twenty-three, twenty-four, twenty-five, twenty-six, twen...