4Complete the second sentence with the correct modal verb. 1 It isn't necessary to buy new equipment. You buy new equipment. 2 It's just possible that there is an opening on the team. There be an opening on the team. Express Publishing PHOTOCOPIABLE 5 Is it necessary for me to get permission from my parents? Do l get permission from my parents? 6 He is obliged to practise every evening. He practise every evening. 7 We are allowed to join two sports classes. We join two sports classes. 8 It's a good idea to exercise more often. You exercise more often. 9 It's forbidden to run at the swimming pool. You run at the swimming pool. 10 Is it possible for you to get a carton of milk and a packet of biscuits? get a carton of milk and a packet of biscuits? 3 It's impossible for you to join the advanced class. You join the advanced class. 4 I advise you to drink more milk. You drink more milk.