Present to past
The manager approves the new policies
The new policies were approved by the manager.
A valuable painting was stolen from the museum.
A valuable painting is stolen from the museum.
They update the software regularly.
The software is updated regularly.
Arise
Arisen
Did they solve the complicated equation?
Was the complicated equation solved?
Detailed reports are written every week.
Detailed reports were written every week.
Several mistakes were made during the experiment.
Several mistakes are made during the experiment.
The committee will review the applications next month.
The applications will be reviewed next month.
Forbid
Forbidden
Has the company launched a new product this year?
Has a new product been launched this year?
Many new employees are hired each year.
Many new employees were hired each year.
The bridge was repaired after the storm.
The bridge is repaired after the storm.
They solved the mystery.
The mystery was solved.
Hide
Hidden
Will the scientists publish their findings soon?
Will their findings be published soon?
Innovative medical treatments are developed.
Innovative medical treatments were developed.
A new species was discovered in the rainforest.
A new species is discovered in the rainforest.
People consider Albert Einstein one of the greatest scientists.
Albert Einstein is considered one of the greatest scientists.
Know
Known
Did the government implement the new law?
Was the new law implemented?
A cutting-edge transportation system is designed.
A cutting-edge transportation system was designed.
Several technological advancements were introduced.
Several technological advancements are introduced.
She had already completed the project before the deadline.
The project had already been completed before the deadline.
Got
Gotten
Should we invite more experts to the conference?
Should more experts be invited to the conference?