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