on August 1,1927与on August 1st,1927的区别

问题描述:

on August 1,1927与on August 1st,1927的区别
The People's Liberation Army was founded _______.
A.on August 1,1927 B.in 1927,1 August C.on August 1st,1927 D.in August 1,1927
请问选什么?

这个没区别 序数词缩写可以省略.但是读的时候 一定要读出序数词来.
A
英美日期表达方式不同:
2nd March,1996(英)
March 2,1996(美)
在美式的写法中,1st,2nd,3rd的st,nd,rd是不使用的.