Passive Voices

Subject + be verb + past participle + (by + object)

Subject + have + past participle + (by + object)

Subject + do/does + base verb + (by + object)

Subject + will + base verb + (by + object)

The story is written in English.

Math isn’t taught at every high school.

Paper umbrellas aren’t used today.

The butterfly caught by a student.

The work can be finished by him.

The work is finished by him.

The work was finished by him.

The work will be finished by him.

Move the modal verb to the beginning of the sentence.

Move 'be' to the beginning of the sentence.

Add 'do' at the beginning of the sentence.

Change the subject to the object.

Add 'not' after the modal verb and before 'be'.

Add 'not' before the modal verb.

Add 'not' after 'be'.

Add 'not' at the end of the sentence.

The house was built in 2010.

The house is built in 2010.

The house will be built in 2010.

The house has been built in 2010.

filled

marked

prepared

shown

The doors and windows were checked by him.

The exam will be taken by Mary tomorrow.

The car hit the woman.

The woman was hit by the car.

The exam will be taken by Mary tomorrow.

Mary will take the exam tomorrow.

Mary is taking the exam tomorrow.

Mary took the exam yesterday.

The doors and windows were checked by him.

The doors and windows checked him.

He was checked by the doors and windows.

The doors and windows were checking him.

Some trees were blown away by the strong winds.

The strong winds were blown away by some trees.

Some trees blew away the strong winds.

The strong winds were blown some trees away.