补全对话。
A: This is a photo of my family.
B: _____________________________________
A: He’s my father.
B: He looks strict.________________________________
A: He’s a principal of a primary school.
___________________________________________
B: My father is an accountant.
A:______________________________________________
B: He works in a company. This pretty woman must be your mother.
______________________________________________
A: Yes, she teaches English.