请问my father是第一人称吗

我认为my father、my cat之类的都是第三人称，但是儿子说，他们老师说过，my father、my cat都是第一人称。究竟是谁说得对？

请问是"My father and I."还是"My father and me ."为什么？ 英语作文 My father How are my father? Dance with my father my mother and my father 1.a friend of my father's 与a friend of my father 有何区别是？ 英语作文《My father》翻译 Dancing with my father歌词 英语周记 my father my mother_______ my father for fifteen years