Решение:
Записываем возраст членов семьи словами, как в примере.
- My mother is thirty-five.
- My father is forty.
- My sister is ten.
- My brother is eight.
- My grandmother is seventy.
- My grandfather is seventy-two.
- I am eleven.
Ответ: thirty-five; forty; ten; eight; seventy; seventy-two; eleven.