The document discusses active and passive sentences. An active sentence has the subject performing the action of the verb on the object. A passive sentence has the object of the active sentence becoming the subject, and the subject becoming part of a "by" phrase indicating who performed the action. The document provides examples of changing sentences between active and passive voice and includes rules for forming sentences in passive voice using different verb tenses like present, past, future, continuous and perfect.

2. The bread is baked by the baker.

3. Active or Passive?
“The baker bakes the bread.” (Active Sentence)
1. The subject performs the action of the verb.
2. The object receives the action.
Subject Verb Object

4. Active or Passive?
The bread is baked by the baker. (Passive Sentence)
1. Object of the active sentence becomes the subject of the passive sentence.
2. Subject of the active sentence becomes the object of the by-phrase.
be + Past
Participle
Subject
Object

5. Make Passive Sentences..
The chairs are made by the carpenter.

6. Be + Past Participle
The cherry-pie is baked by the chef.

7. Change into Passive..
Alexander Graham Bell invented the telephone.
The telephone was invented by Bell.

8. Be + Past Participle
Egyptians built the Great Pyramid.
The Great Pyramid was built by Egyptians.

9. Present Continuous:
Be + being + Past Participle
The hairdresser is cutting her hair.
Her hair is being cut by the hairdresser.

10. Be + being + Past Participle
They are planting flowers.
Flowers are being planted by them.

11. Be + being + Past Participle
The Japanese girl is inflating the red balloon.
The red balloon is being inflated by the Japanese girl.

12. Will Future:
Will + Be + Past Participle
My father will mow the grass.
The grass will be mowed by my father.

13. Will + Be + Past Participle
Hamilton will pass Schumacher.
Schumacher will be passed by Hamilton.

14. Going to Be + Past Participle
She is going to eat the hamburger.
The hamburger is going to be eaten.

15. Going to Be + Past Participle
The postman is going to deliver the letters.
The letters are going to be delivered by the postman.

16. Present Perfect:
Have / Has + Been + Past Participle
He has painted the walls.
The walls have been painted.

17. Have / Has + Been + Past Participle
Workers have carried all the stones.
All the stones have been carried by the workers.