1st. 2nd. 3rd,后面不会了,帮忙给看看,后面怎么写啊,一直到21答:(1)数字1-3是1st, 2nd, 3rd (2)4-20都是数字后面加-th,例如:4th, 5th, 11th, 12th (3)21-99,凡是带1的数字后面加st,带2的数字后加nd,带3的后面加rd,其他的加th。例如:21st,31st,41st,...;22nd,32nd,42nd,...;23rd,33rd,43rd,...;24th,25th,35th,...。
1st,2nd,3rd,4th,5th,6th,7th,8th,9th,10th,11th,12th这些是什么意思...答:这些是序数词。序数词是指表示顺序的词,是数词的一种,主要在英语语法中讲到,英语上数词分为两大类:基数词和序数词。序数词在汉语中表示为“第几”。此外,在生日中,描述你出生的日期时,也会用到序数词。序数词在句中可作主语、宾语、定语和表语。序数词在使用时,通常前面要加定冠词 the;...