one two three four five six seven eight nine ten
elevn twelve thirteen fourteen fifteen sixteen 同前）nineteen
几十整的是twenty thirty 总之是上面een的变y
如果是几十几就是twenty-one
one two three four five six seven eight nine ten
elevn twelve thirteen fourteen fifteen sixteen 同前）nineteen
几十整的是twenty thirty 总之是上面een的变y
如果是几十几就是twenty-one