You ___ be on time for school. , must, shouldn, You ___ run in the library. , shouldn’t, should , You ___ keep your phone silent in the cinema.  , must, should , You ___ pick flowers in the forest. , shouldn’t , mustn’t , You ___ wear a uniform at school. , mustn’t , have to, You ___ wash your hands before eating. , should , must, You ___ throw trash in the park. , don’t have to , mustn’t , You ___ eat junk food every day. , shouldn’t , have to, You ___ follow the doctor's advice.  , should , don’t have to , You ___ stay up late on weekdays. , can, shouldn’t , You ___ return books to the library on time. , mustn’t , have to, You ___ drink plenty of water. , shouldn’t , should , You ___ make loud noises in the cinema. , mustn’t , have to, You ___ ignore a cough or fever. , shouldn’t , must, You ___ eat fruit and vegetables daily. , should , must.

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