They are my mother's scissors.
They are her scissors.
Whose bookcase is this? (My father and my mother's)
This is their bookcase.
Whose bag is this?(we)
This is our bag.
Whose brush is that? (art teacher's)
That is his/her brush.
Whose pen is it? (the teacher's)
It is His/her pen.
Whose clock is this?(Fred's)
This is his clock.
Whose apple is it? (her brother's)
It is his apple.
Whose pencilcase is it? (you)
It is your pencilcase.
Whose school is that?(My friends')
That is their school.
That is Eylül's computer.
That is her computer.
Whose notebook is that?(Janet's)
That is her notebook.
This is babies' crayon.
This is their crayon.
That is Alice's mirror.
That is her mirror.
This is Frank and Jane's table.
This is their table.
It is Cemre and Defne's chair.
It is their chair.
Whose globe is it?(you)
It is your globe.
Whose desk is that? (Nazlı's)
That is her desk.
This is my and Eric's board.
This is our board.
That is the students' park.
That is their park.
Whose glue is this?(I)
It is my glue.