1st american 今天和外国人聊天中看到一个这样的词语,有什么特殊含义吗

1st american 今天和外国人聊天中看到一个这样的词语,有什么特殊含义吗 和外国人聊什么话题 When is the American Labor Day?A.September 1st B.May 1st C.the first Monday in September D.the end 21st century是外国人编的吗 和外国人聊天可以聊些什么? the 1st day of July和this 1st of July对? yesterday was may 1st把 may和1st划线= ------------- was the ----------- yesterday 英语翻译Calendar quarter Period of three(3) consecutive months-1st October,2008 to 1st July 2009ASTM American Society for Testing and Materials,is the institute,internationally recognized,that approved all Standards,Tests and Procedures used in t July 1 和 July 1st 那个正确 怎样和外国人聊天 怎么和外国人网聊 怎么和外国人沟通? 怎么样和外国人交流 怎样和外国人交流? 如何和外国人打电话 怎样和外国人聊天? first 和 1st 是否通用?也就是说,能用first的场合是否都可以用1st 替代? first 和 1st 是否通用?也就是说,能用first的场合是否都可以用1st 替代?