7 * Rewrite the sentences using the modals in the list. • must can • mustn't needn't • should (x2). could 1 You're obliged to drive below the speed limit. You must drive below the speed limit. 2 Is it OK if we get a taxi? ..Cangea. tax, ? 3 It's against the law to fly without a passport. 4 It's not necessary for you to run for the train. 5 I advise you to leave early for the flight. 6 It's probable Alihan will go on holiday next year. 13 7 It's a good idea to give your laptop to the security staff if they ask for it.