сделать в пассивный залог

1)Old railway station will be demolished next month
2)My dog was stolen,but today it was found
3)The fish was caught by pelican
4)New laws will be introduced on discussion
5)Premise wasn't sent yesterday?but it will be done tomorrow
6)Let me have some coffee,while the car is being washed
7)When I came,letters were written
8)Не знаю,прости
9)When I arrived to office,the letter had already been sent
10)The letter will be sent by 5 o'clock