英语1-31的基数词和序数词

问题描述:

英语1-31的基数词和序数词

今晚要

基数词+序数词:one[基数词].first〔序数词〕 two.second three.third four.fourth five.fifth six.sixth seven.seventh eight.eighth nine.ninth ten.tenth eleven.eleventh twelve.twelfth thirteen.thirteenth fou...