Вот , пожалуйста, ознакомься и перепиши, страдательный залог с примерами, во временах/формах
1. (Само предложение из текста) A full planet is an object that orbits the sun and is large enough to have become round due to the force of its own gravity.
2. (И по примеру перед текстом) No, it isn't.
1) It is forbidden to fight at school 2) not to run around the school 3) throw garbage in the urn. 4) Do not talk in class. 5) Do not offend the younger ones. 6) Go to school in the second shoe. 7) Wear a school uniform.