ответить на вопросы what kind of classroom is this? is it large or small? what colour are the walls in this classroom? what colour is the floor? wheres the blackboard? what colour is it? wheres the piece of chalk? where are you? are you at a lesson or at home?

It's an English classroom.
It's large.
The walls in the classroom are blue.
The floor is brown.
The blackboard is on the wall.
It's black.
The piece of chalk is on the table.
I am in the classroom.
I am at a lesson.