DOC Fill in the blanks with MUST or MUSTN’T : CLASSROOM RULES I ………………… use my mobile phone in the classroom I ………………… listen to the music in the classroom ………………… keep my mobile phone in my schoolbag I ………………… cheat I ………………… be late I ………………… raise my hand to speak I ………………… my homework I ………………… listen I ………………… be quiet I DOC Fill in the blanks with MUST or MUSTN’T : CLASSROOM RULES I ………………… use my mobile phone in the classroom I ………………… listen to the music in the classroom ………………… keep my mobile phone in my schoolbag I ………………… cheat I ………………… be late I ………………… raise my hand to speak I ………………… my homework I ………………… listen I ………………… be quiet I DOC Fill in the blanks with MUST or MUSTN’T : CLASSROOM RULES I ………………… use my mobile phone in the classroom I ………………… listen to the music in the classroom ………………… keep my mobile phone in my schoolbag I ………………… cheat I ………………… be late I ………………… raise my hand to speak I ………………… my homework I ………………… listen I ………………… be quiet I