Ответ:

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 lunch staff

Объяснение:

Have to и don't have to используется так:

Кто-то ( ты, я, мы и тд) + have to / don't have to + Verb ( in infinitive)