YOU..............BE PUNCTUAL FOR YOUR CLASS. IT IS OBLIGATORY.
MUST
YOU...............SPEAK ENGLISH IN DARIO'S CLASS.
MUST
YOU...............LEAVE THINGS FOR THE LAST MINUTE. I THINK IT IS NOT A GOOD IDEA
SHOULDN'T
IF YOU FEEL TIRED, YOU ..............GO TO BED.
SHOULD
YOU..................AT YOUR PARENTS. IT IS RUDE.
SHOULDN'T .
YOU..............BE POLITE WITH ELDERLY PEOPLE.
SHOULD
YOU.................EAT SO MANY HAMBURGUERS. THEY ARE BAD FOR YOUR HEALTH.
SHOULDN'T
YOU...............USE YOUR MOBILE IN CLASS!
MUSTN'T
YOu.............smoke on buses in most countries, including ARGENTINA
MUSTN'T
YOU .....................WEAR A SEAT BELT IF YOU GO BY CAR.
MUST