Fill in the blanks with suitable prepositions.
It was a hard job for Ms. Hamilton to arrange the seating plan for our class. When she walked (1) _____ the classroom, she found that most students had already occupied the seats (2) _____ the fans because it is comfortable especially in summer.
May, sat (3) _____ Mary because they were good friends. (4) _____ May was Amy. She was a bit shorter than May. The girls had already put their schoolbags (5) _____ the desks and the boys were sitting (6) _____ the back of the classroom. They put all their belongings including footballs (7) _____ the decks.
This kind of arrangement is not a good one, as boys and girls from their groups without any formal interaction (8) _____ them. Class discipline is extremely poor when a teacher is writing notes (9) _____ the blackboard with her back (10) _____ all students.