她领导我们公司的销售部门。

She ___heads the sales department at our company.

一位资深教授领导了监督该国际项目的委员会。

A senior professor ___headed the committee that oversaw the international project.

创始人仍然积极地领导着这家快速发展的初创公司。

The founder still actively ___heads this fast-growing startup.