Change the sentences from active voice to passive voice 1. they made a reservation a month ago 2. the workers build a tall and beatiful building near our house 3. we havent invited this girl to our school party. 4. i didnt know that my aunt had sold her flat two month ago 5. i must observe school rules 6. he will clean his flat tomorrow after lessons 7. she is watching a new film with her small brothers 8. when i came my room he was listening to jazz 9. this boys always laugh at my niece