in front of
Where is your workbook?
It is on my desk.
Is your teacher in the classroom? (No)
No, he /she is not. He / She is not in the classroom.
The school bag is ________ the desk.
in
on
under
on
The yo-yo is ________ the box.
behind
under
next to
between
The teddy bear is _______ the chair.
under
on
behind
near
under
The doll is ________ the box.
next to
in front of
in
Where is your school bag?
It is on the chair.
Is the cat on the box? (Yes)
Yes, it is. It is on the box.
behind
Is my eraser on your desk? (No)
No, it is not. It is not on my desk.
The box is _________ the chair.
on
in
in front of