Упражнение по active and passive voice. Раскрыть скобки, используя правильную форму глагола

1 was 2 was built 3 is 4 made 5 are kept 6 are 7 was cut 8 were being laid 9 were rooted, were dug 10 was 11 was done 12 were being paid 13 came 14 learnt  15 were paid 16 stoped 17 is being discussed 18 hold 19 say , aren' t return  20 will agree  21 promised 22 will be finished 23 found 24 make 25 went 26 asked 27 is played 28 were 29 said 30 will do 31 gives 32 flew 33 said 34 don 't  start 35 turned 36 walked 37 strolled 38 ran 39 heard 40 understood 41 was thrown42  knew 43 was 44 looked 45 was thrown 46 could 47 went 48 returned saw, was thrown ,was required, rode, found, guessed, was discussed, will be formed, will be placed, will be set, will be sloped, rains , will be pulled, will be opened, rode, called, left, was flung , went. started. came ,said, made. have ,has , will wish,became, worked, stared.  realized,was outwitted, laughed,were, were. found , shot