What is it?
May I come in?
What is it?
May I go out?
What is it?
Repeat after me, please!
What is it?
Open your book, please!
What is it?
Close your book, please!
What is it?
Stand up, please!
What is it?
Listen to me, please!
What is it?
Quiet, please!
What is it?
Look at the board, please!
What is it?
Sit down, please