#1
1) A lot of books about space and other planets are read by Slava
2) His new bike was broken by him
3) The documents for the conference are never forgotten 
4) We will be followed by some friends tomorrow
5) Tracy was given a box of chocolate for her birthday by John
6) Small puppies are always laughed at by small children
7) Our daughter will be sent to Rome next year
8) I was treated by my mother when I was ill

#2
1) Badminton is often played by children in summer
2) Some chocolate bars were bought  yesterday by them
3) A wonderful advert was made by our classmates at the last lesson
4) Their new appliance will be shown by Ben and Rick tomorrow
5) Our local park is sometimes visited by us in the evening
6) Water is brought to his granny twice a day by him
7) A new novel by R. Aspirin will be read tomorrow by her
8) I was helped with my new project three days ago by my sister