Tony: We have a new classroom.

Cherry: Great. Let’s go and have a look.

Mr Qotto: what a big classroom. What is in the classroom, do you know?

Cherry: A board, 8 lights, 6 fans, many desks and chairs…

Mr Qotto: Anything else?

Tony: A picture on the wall.

Cherry: You are right.

Mr Qotto: I am the teacher now, you must listen to me.

Tony&Cherry: Ok, Mr. Qotto.

Mr Qotto: Tony, close the door.

Tony: Ok.

Mr Qotto: Cherry, open the window.

Cherry: Ok.

Mr Qotto: Tony, clean the blackboard. Cherry, sweep the floor.

Tony&Cherry: Ok.

Mr Qotto: Good job. Now the classroom is bright and clean.