这是Han Xiao 画的家庭树，我们来认识一下他的家人吧。请你根据家庭树、上下文及提示补全短文。

I'm Han Xiao. I have a big family. There are people in my family. My grandparents have children. They are my Han Xin, Han Yu, and my father . My mother is a . She (teach) math at a school. My father is a d. He works at a hospital. My uncle, Han Yu, is a businessman. He often goes abroad(出国) plane. Han Ying is 9 years old. My aunt Zhan Jin and my uncle Han Xin are her . I am her . We are students.