Theory: http://www.ego4u.com/en/cram-up/grammar/passive also, you can see the following video to understand the theory.
http://www.youtube.com/watch?v=zY_HCR3ZSos&feature=related
IMPORTANT: First, read the theoretical point and copy the scheme of verbs. Then, try to do the exercises.
1. Decide whether the sentences are written in Active or Passive.
1. They listen to music. _________
2. She is reading an e-mail. _________
3. These cars are produced in Japan. _________
4. Alan teaches Geography. _________
5. German is spoken in Austria. _________
6. Lots of houses were destroyed by the earthquake. _________
7. Henry Ford invented the assembly line. _________
8. The bus driver was hurt. _________
9. You should open your workbooks. _________
10. Houses have been built. _________
2.- Transform the following ACTIVE SENTENCES into PASSIVE VOICE.
1. They arrested her last week.
2. John wrote a letter.
3. They invited ten friends to the party.
4. They have just built a new house.
5. The police caught the thieves yesterday.
6. The maid will clean all the house for tomorrow.
7. My brother hit me.
8. They removed two cars from the street.
9. They have just cleaned the room.
10. We will build a new house.
Nota: el mini-examen del lunes 24 de octubre costará de dos ejercicios: A: pasar de activa a pasiva y B: ordenar las oraciones, asi que, tened muy en cuenta la estructura de la voz pasiva.