express the same using passive.1.we must discuss the contents of the nivel.2.Englich borrowed a lot of words. 3.The postman

1. We must discuss the contents of the navel. — The contents of the navel must be discussed by us.
2. English borrowed a lot of words. A lot of words were borrowed by English.
3. The postman brings them a lot of periodicals. — They are brought a lot of periodicals by the postman.
4. Mr.Williams secretary will send this telex tomorrow. — This telex will be sent tomorrow by Mr.Williams.
5. They didn’t find the origin of the adjective \"big\". — The origin of the adjective \"big\" wasn’t found by them.
6. People easily memorize such idioms. — Such idioms are easily memorized by people.
7. Somebody bought a bronze candlestick and three candles. — A bronze candlestick and three candles were bought by someone.
8. People push the door to open it. — The door is pushed to open it by people.