You ______ swim in that river. It's full of crocodiles
shouldn't
You _______ look both ways when crossing the street.
must
You ______ eat ice cream every day.
shouldn't
You _____ eat more slowly.
should
You ___ touch any paintings in a museum.
mustn't
You _____ do your homework.
must
You ____ sleep late.
shouldn't
You _____ brush your teeth after every meal.
should
You _____ come to school on time.
must
You ____ wear a mask when you go to the grocery store.
must
You _____ park your car in front of the hospital.
mustn't
You ______ shout in the library.
mustn’t