他辞去了委员会主席的职务。

He ___resigned as chairman of the committee.

两位董事已从公司辞职。

Two directors have ___resigned from the company.

劳拉走进老板的办公室，祝他圣诞快乐，然后辞职了。

Laura stepped into her boss's office, wished him a Merry Christmas, and ___resigned.