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