The meal was prepared by the chef.
Passive voice
The team will be completing the report.
Active voice
He can solve the problem.
Active voice
The exam was being taken by the students.
Passive voice
The assignment has been completed by the students.
Passive voice
The house has been being built by them for years.
Passive voice
The portraits were painted by the artists.
Passive voice
They will have completed the project by next week.
Active voice
The kids are playing football.
Active voice