chairman前面加什么冠词

加定冠词the。

n. 主席，会长董事长

The chairman also attended the award ceremony and made an opening statement.

主席也出席了这次颁奖会，还做了开场白。

I was appointed as the chairman of the student union of our school.

我被任命为我们学校学生会的主席。

He has served as the chairman of the College Debate Contest for three years.

他连续三年担任校园辩论赛主持人。