如题所述
1~30序数词如下:
first、second、third、fourth、fifth、sixth、seventh、eighth、ninth、tenth;
eleventh、twelfth、thirteenth、fourteenth、fifteenth、sixteenth、seventeenth、eighteenth、nineteenth、twentieth;
twenty-first、twenty-second、twenty-third、twenty-fourth、twenty-fifth、twenty-sixth、twenty-seventh、twenty-eighth、twenty-ninth、thirtieth。
1~30的序数词的缩写如下:
1st,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,29th,30th。
序数词的语法:
在英语中,使用序数词时前面要加定冠词 the,但是,在下面的情况下则不加 the:
1、当序数词前有形容词性物主代词或名词所有格修饰时,序数词前不用 the。
例句:Mother was my first teacher in my life.妈妈是我生命中的第一个老师。
2、当表达分数时,序数词前不用 the。
例句:One fifth of the students here are from the country. 这儿1/5的学生来自农村。
3、当表达“又一,再一”时,序数词前不用 the,但可加不定冠词。
例句:Please give me a second chance. 请再给我一次机会。
4、当表达“年月日”时,序数词前不用the。
例句:He was born on June 6th, 1974. 他出生在1974年6月6日。
5、当序数词在句中作状语时,序数词前不用 the。
例句:Who got there second? 谁第二个到那儿的?
6、当表达考试(赛跑等)中获得的名次时,序数词前不用 the。
例句:She stands first in her class. 她在班上成绩排名第一。