80的英文

1到80英语怎么写,seventy、seventy-one、seventy-two、seventy-three、seventy-four、seventy-five、seventy-six、seventy-seven、seventy-eight、seventy-nine1到80英语怎么写,seventy、seventy-one、seventy-two、seventy-three、seventy-four、seventy-five、seventy-six、seventy-seven、seventy-eight...