序:one two three four five six seven eight nine ten eleven twelve thirteen fourteen fifteen sixteen seventeen eighteen twenty (三十):thirteen (四十):tourty (50):fivety (60):sixtu (70):seventy (80):eighty (90):ninety
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本回答被网友采纳