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