Задание 3:
2. You don't have to sit at a specific table.
3.You don't have to bring your own drinks
4. You have to put your rubbish in the bin
5. You don't have to wash your plate
6. You have to be polite to the launch stuff.
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Задание 4:
You should to arrive before the performance. You should to be quite during the performance. You ought to turn off your mobile phone. You shouldn't to touch the circus animals. You oughtn't to bring you own food. You shouldn't to put your feet on the seats. You shouldn't to enter the circus area