Придумайте 10 предложений в Passive voice с предлогами (for, with, to, by и т.д.)

1) Homework is being done by me. 2) Pets are fed by me. 3) Pyramids were built by Egyptians. 4) Cake is being cooked by my mother. 5) Plants are watered every day. 6) Milk is produced by cows. 7) Coffee is grown in Brazil.