她决定接手那个具有挑战性的项目。

She decided to ___take ___on the challenging project.

他渴望在新岗位上承担更多责任。

He was eager to ___take ___on more responsibilities in his new role.

经理离职后，我不得不暂时接管她的职责。

After the manager left, I had to ___take ___on her duties temporarily.