聪明出于勤奋，天才在于积累。我们要振作精神，下苦功学习。小编准备了青岛中考英语知识点：序数词在句中的用法，希望能帮助到大家。

①作主语 e.g. The third of the month was a holiday.

②作表语 e.g. Who was the third?

③作定语 e.g. We live on the fifth floor.

④作宾语 e.g. I was among the first to learn of this.

⑤作同位语 e.g. Who is that man, the first in the front row?

⑥作状语 e.g. When did you first meet him?

注：有时序数词并不指顺序，而是表示"再一，又一"的意思。此时序数词前要加不定冠词

e.g. I want to make a second try.

小编为大家整理的青岛中考英语知识点：序数词在句中的用法就先到这里，希望大家学习的时候每天都有进步。