15. Допишите разделительные вопросы.

1. It’s my card, isn’t it? 2. You are thirteen, aren’t you? 3. You aren’t Oleg’s cousin, are you? 4. Your sister is fourteen, isn’t she? 5. Your sisters are in the room, aren’t they? 6. Your sisters’ room is on the ground floor, isn’t it? 7. Your sisters have got a room, haven’t they?