各词的简写形式 seventh eighth first fifth twelfth third ninth sixth second fifth
问题描述：
各词的简写形式 seventh eighth first fifth twelfth third ninth sixth second fifth
答
7th 8th 1st 5th 12th 3rd 9th 6th 2nd 5th
除了多少一后面是数字加st,多少二是nd,多少3是加rd,其余一般都加th