The teacher's desk is ... the pupils' desks.
The teacher's desk is opposite the pupils' desks.
A girl is standing ... two boys.
A girl is standing between two boys.
A boy is standing ... the teacher’s desk.
A boy is standing on the right of the teacher’s desk.
An apple is ... the teacher’s desk.
An apple is on the teacher’s desk.
A goldfish is swimming ... the tank.
A goldfish is swimming in the tank.
The teacher is standing ... the whiteboard.
The teacher is standing in front of the whiteboard.
There is a school bag ... the table.
There is a school bag under the table.
The clock is ... the whiteboard.
The clock is above the whiteboard.
There are books ... copybooks on the shelves.
There are books next to the copybooks on the shelves.