Relacionar Columnas Modal verbs. Versión en línea Match the correct modal verb with the example. por Isabel Gallego Chaves 1 MAY - possibility 2 CAN - possibility 3 MUST - obligation (personal) 4 CAN - ability 5 DON'T HAVE TO - no obligation 6 CAN - Permission (informal) 7 MUSTN'T - prohibition 8 MAY - permission (formal) 9 MUST - deduction 10 HAVE TO - obligation (external) Passengers have to hold their passports when passing the police control. Passengers must check that they have their luggage. You can't be on time, the bus left ten minutes ago You mustn't leave the school jumping over the fence. Eddie's twin brother must be the one on the left because they look alike. If your car is correctly parked, you don't have to worry. Walter can check his emails when he is cooking I am busy all day but I may lend you a hand after work. "May I come in?" I asked the headmaster. Can I make a phone call?