1 Flowers are usually watered by my sister at home.

2 The fence is painted by my friend.

3 These paintings are painted by  young artists.

4 Foods are bought and eaten by people every day.

5 Bob is very socibal and he is always invited to his friends' parties.

6 Sarah is not usually invited to the parties.

7 He is often sent on buisiness trips.

8 We are sometimes urged to write compositions.

9 This music is often listened to by him.

10 States are always ruled.

11 Skis are often broken by sportsmen on this track.

12 Children  are sometimes kidnapped.

13 Water is often wasted by man.

14 The game of football is played on the pitch.

15 A net and a court are  usually needed for playing tennis .