Modal verbs
Match A ( the modal ) to B ( the use ) must obligation (obaveza) can, can't, could, couldn't ability (mogućnost, sposobnost) should, shouldn't advice (savjet) can, may permission (dozvola) mustn't prohibition (zabrana) don't have to no obligation (nema obaveze) In Britain students _ wear uniform at school. can must don't have to He _ speak 3 langauges. can mustn't should She _ swim when she was 5. may can could can't can doesn't have to must mustn't can can mustn't should She _ wear a uniform- doesn't have to should must We _ go to school at the weekends. mustn't don't have to shouldn't My little brother _ walk. can't doesn't have to mustn't You _ use your mobile phone. can can't shouldn't Help! I can't swim. You mustn't make fires in the forest. He must wear a helmet at work. You should exercise to keep fit.