21,110,1100这三个数用英语说的基数和序数各怎样说?
问题描述:
21,110,1100这三个数用英语说的基数和序数各怎样说?
要准确,可靠,有绝对准确的理由
答
twenty-one twenty-first
one hundred and ten one hundred and tenth
one thousand and hundred one thousand and hundredth