他从年轻时就知道自己适合当老师。

He knew from a young age that he had a ___vocation for teaching.

护理不仅仅是一份工作，而是她真正的使命。

Nursing is not just a job to her, it's her true ___vocation.

她感受到内心的召唤，决定成为一名修女。

She felt a deep ___calling to become a nun.