The English test is on October 31th.哪里错了?
问题描述：
The English test is on October 31th.哪里错了?
答
The English test is on October 31st .( 31th改为31st)
因为 31是 thirty-one 所以它的序数词应该是 thirty-first
故改为 31st
我的解答很详细!