31. Active: The workers are cleaning the streets.
a) The streets are being cleaned by the workers.
b) The streets are cleaned by the workers.
c) The streets have been cleaned by the workers.
d) The streets were cleaned by the workers.
Answer: a
32. Active: The author has written a new novel.
a) A new novel has been written by the author.
b) A new novel is written by the author.
c) A new novel was written by the author.
d) A new novel has wrote by the author.
Answer: a
33. Active: They have delivered the food on time.
a) The food has been delivered on time by them.
b) The food is delivered on time by them.
c) The food was delivered on time by them.
d) The food has delivered on time by them.
Answer: a
34. Active: He will open the shop at 9 a.m.
a) The shop will be opened by him at 9 a.m.
b) The shop is opened by him at 9 a.m.
c) The shop has been opened by him at 9 a.m.
d) The shop was opened by him at 9 a.m.
Answer: a
35. Active: The children are making a lot of noise.
a) A lot of noise is being made by the children.
b) A lot of noise is made by the children.
c) A lot of noise was made by the children.
d) A lot of noise has been made by the children.
Answer: a
36. Active: The teacher will explain the lesson tomorrow.
a) The lesson will be explained by the teacher tomorrow.
b) The lesson is explained by the teacher tomorrow.
c) The lesson has been explained by the teacher tomorrow.
d) The lesson was explained by the teacher tomorrow.
Answer: a
37. Active: He is repairing the car at the moment.
a) The car is being repaired by him at the moment.
b) The car is repaired by him at the moment.
c) The car has been repaired by him at the moment.
d) The car was repaired by him at the moment.
Answer: a
38. Active: Someone had stolen the jewels before the police arrived.
a) The jewels had been stolen before the police arrived.
b) The jewels were stolen before the police arrived.
c) The jewels has been stolen before the police arrived.
d) The jewels is stolen before the police arrived.
Answer: a
39. Active: The manager is reviewing the reports.
a) The reports are being reviewed by the manager.
b) The reports are reviewed by the manager.
c) The reports were reviewed by the manager.
d) The reports has been reviewed by the manager.
Answer: a
40. Active: He has painted the walls of his house.
a) The walls of his house have been painted by him.
b) The walls of his house is painted by him.
c) The walls of his house was painted by him.
d) The walls of his house has painted by him.
Answer: a