Sam's notes

1. There were six classrooms in Mr Lee's school. There weren't six classrooms. There were five classrooms. - Corrected: There were five classrooms in Mr. Lee's school.
2. There was a library on the first floor. - Corrected: The library was on the ground floor.
3. There were three classrooms on the ground floor. - Corrected: There were two classrooms on the ground floor.
4. There was a balcony on the ground floor. - Corrected: There was a balcony on the first floor.
5. There was a sports field next to the school. - Corrected: There wasn't a sports field next to the school.
6. There was a DVD player in Mr Lee's classroom. - Corrected: There was a CD player in Mr. Lee's classroom.