Come in, please.
Close the door, please.
Look at the board.
Look at the teacher.
Stand up, please.
Sit down, please.
Be quiet.
Raise your hand.
Clean the board, please.
Open your book, please.
Close your book, please.
Turn on the light, please!
Turn off the light, please!
Turn to page 2.
Listen to me.
Work in pairs, please.
