1-20,2030405060708090用英语怎么写（序数词和基数词）

Question

1-20,20 30 40 50 60 70 80 90用英语怎么写（序数词和基数词）

Answer 1

基数词：one two three four five six seven eight nine ten eleven twelve thirteen fourteen fifteen sixteen seventeen eighteen nineteen twenty thirty
forty fifty sixty seventy eighty ninety