我的姐姐同意当我儿子的教母，负责他的宗教教育。

My sister agreed to be my son's ___godparent, responsible for his religious education.

我的老师不仅教我知识，还像教父/教母一样在人生道路上给我指导。

My teacher not only taught me knowledge but also acted as a ___godparent to guide me in life.