What is this?
Listen to the teacher.
What is that?
That is a book.
What is this?
Put it in the trash bin.
What is this?
Put away your book.
What is this?
This is a paper.
What is this?
This is an eraser.
What is that?
That is a pen.
What is this?
Sit down.
What is this?
Point at the board.
What is this?
This is a pencil.
What is that?
That is a glue.
What is this?
Tidy the classroom.
What is this?
This is a bag.
What is this?
Close the door.
What is this?
Open the door.