31st,90th,22nd,43rd的完整形式都是什么啊?

31st,90th,22nd,43rd的完整形式都是什么啊? 写出序数词 22nd 31st 43rd 55th 101st 80th 21st 22nd 23rd 24th 25th 26th 写出序数词的完整形式1st（ ） 2nd（ ） 3rd（ ）4th（ ） 5th（）8th（）9th（ ）11th（）12th（）13th（ ）20th（）21st（）22nd （ ）23rd（）30th（）40th（） first,1st second,2nd 数字后的st/nd什么意思first,1st second,2nd third,3rdforth,4th fifth,5th每个数字后的st/nd/rd/th等是什么意思?是什么的缩写? date中的20后面加的是?st、nd、rd、th Write these numbers in words 这些什么th rd 的是什么东东?1.73rd 2.31st 3.42nd 4.18th 5.100thnd rd呢？ 73rd ,31st ,42nd ,100 ,297,3.000 ,10.000,8.431 ,150.000 ,18th ,100th 用英文表示.急做的好的在给10分 英语数字表达法19 ,297 ,90,3000,73rd,10000,31st ,8431,55,150000,42nd,18th,100th 英语翻译1st.2nd.3rd.4th.5th.6th.7th.8th.9th.10th.11th.-----20th21st,22nd,23rd24----30th31st英文翻译,比如30th是“thirtieth” 英文日期缩写 这样对?1st 2nd 3rd 4th 5th 6th 7th 8th 9th 10th ； 11th 12th 13th 14th 15th 16th 17th1st 2nd 3rd 4th 5th 6th 7th 8th 9th 10th ； 11th 12th 13th 14th 15th 16th 17th 18th 19th 20th ； 21st 22nd 23rd 24th 25th 26th 27th 28th 29t 英语序数词中的11,12,13后边为什么加th,而21,22,23的后边加st,nd,rd呢? 为啥第一是1ST,第二是2ND,第三是3RD,第四开始都是TH呢1ST、2ND、3RD、4TH.这种写法的根据是什么,是缩写还是什么,有什么资料? 英文 1st 2nd 3rd为甚麼11不是st而是th 12为甚麼不是nd而是th 13为甚麼不是rd而是th?那21又用st 22用nd 23rd呢? 5th.12th.2nd.1st.9th.3rd.5th.12th.2nd.1st.9th.3rd.8th.7th.这些是完整英文单词是什么： 怎样用英语表达日期?怎样用英语完整表达日期,像1st June、22nd September、17th October、23rd February、19th May这些简写的完整形式是什么. 1st、2nd、3rd、…10th 都是什么的缩写?怎么读?10th之后的缩写怎么写? 1st,2nd,3rd,4th,5th,6th,7th,8th,9th,10th,11th,