Образовать притяжательные конструкции от следующих слов: the boy, his school; these people, their life; his friends, the names; those women, the work; my sons, the room; our friend, the flat; those students, the lab; the houses, those people; this girl, the books.
Boy'S school
These people's life
His friends' names
Those woman's work
My son's room
Our friend's flat
Those students' lab
Those people'S houses
The girl'S books