Измените выражения в соответствии с моделью.Model: my mother's room - a room of my...

Question

Измените выражения в соответствии с моделью.
Model: my mother's room - a room of my mother
Our teacher's birthday -
My sister's pen -
Their parents' hobby -

Answer 1

Our teacher's birthday - a birthday of our teacher
My sister's pen - a pen of my sister
Their parents' hobby -a hobby of their parents.