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:
Mother was my first teacher in my life.妈妈是我生命中的第一个老师。
Tom is Lily's third boyfriend. 汤姆是莉莉的第三个男朋友。
One fifth of the students here are from the country. 这儿1/5的学生来自农村。
Three fourths of the students here are from the country. 这儿的3/4的学生来自农村。
Please give me a second chance. 请再给我一次机会。
The poor woman had a third baby. 那个可怜的妇女又生了第三个宝宝。
He was born on June 6th, 1974. 他出生在1974年6月6日。
Who got there second? 谁第二个到那儿的?
I finished the work first. 我最先完成那项工作。
She stands first in her class. 她在班上成绩排名第一。