2 sentences for 职 (zhí — duty)

1. 每个人都要各司其职。

   měi gè rén dōu yào gè sī qí zhí.

   Everyone should fulfill their own responsibilities.

   Source: Dong Chinese Dictionary

2. 我们要尽职尽责地完成每一项任务。

   wǒ​men yào jìn zhí jìn​zé de wán​chéng měi yī xiàng rèn​wu.

   We must complete every task with dedication and responsibility.

   Source: Dong Chinese Dictionary