Former U.S.Secretary of State Madeleine Albright has just finished chairing a team that did a first draft of the Concept, and presented it to NATO officials in May.

VOA: standard.2010.06.11

Well, for the last three years I've been chairing the committee on undergraduate admissions and financial aid.

在前三年中,我主持了委员会，负责本科生的,招生和财政资助。

麻省理工公开课 - 固态化学导论课程节选

"And we intend to raise this violation of the Security Council resolution, if it goes forward,in the U.N., and coincidentally Mexico will be chairing the Security Council starting in April."

VOA: standard.2009.03.25