ребят помогите плиз срочно!!!! плохо в английском соображаю

1 Is the main purpose of the conference to provide a forum? Is the main purpose of the conference or the meetihgs to provide a forum? What is the main purpose of the conference?The main purpose of the conference to provide a forum, isn't it?2 Is the working language of the conference English?Is the working language of the conference English or German? What is  the working language of the conference?The working language of the conference is English, isn't it?3 Will all documents for the session be distributed in the foyer of the hotel?Will all documents for the session be distributed in the foyer of the hotel or at the conference hall?What will be distributed in the foyer of the hotel?Where will all documents for the session be distributed?All documents for the session will be distributed in the foyer of the hotel, won't ihey?