Помогите пожалуйста английский 7 класс преобразуйте предложения в страдательный залог (те кто будет писать фигю тому жалобу)

1 the office is cleaned every evening at 5 p.m 2 trees are being planted in the wood by volunteers 3 america was discovered in 1492 by Columbus 4 the plants has been watered 5 a Nobel prize would be awarded him 6 this hotel should be renovated by them 7 the "illiad"was written by homer 8 your bedroom must be cleaned tonight 9 radio was invented in Russia by popov Bikes were being ridden at 7 o'clock yesterday morning