Complete the dialogues with can, may, could, cant, mustn039;t: 1.

Complete the dialogues with can, may, could, cant, mustn't: 1. ... I watch TV a little longer today, Mum? Im sorry, you ... . Little children ... watch TV late at night. 2. ... I talk with the manager, please? One moment, please. Sorry, the manager is out at the moment but you ... leave a message for him. 3. ... I use your camera, Dad? Of course, you .... But be careful with it. 4. ... I see your passport, please? Here you are. ... I go now? Yes, please. Good luck. 5. You ... smoke here. There is a special sign. Excuse me, please. 6. ... I ride a bike after dinner? Of course you ... But you ... ride too fast because its very dangerous.