1—9.11.13.19.100.44.81的序数词
问题描述：
1—9.11.13.19.100.44.81的序数词
答
one— first two— second three— third four-fourth five— fifth six— sixth seven— seventh eight—eighth nine—ninth eleven— eleventh thirteen--thirteenth ninteen-- ninteenth one hundrand--one hundrandth forty-four--forty-fourth eighty-one--eighty-first