| A | B |
|---|
| John cleans the room. | The room is cleaned by John. |
| Mother is helping a son. | A son is being helped by mother. |
| Rosa has cooked dinner. | Dinner has been cooked by Rosa. |
| Peter ate breakfast. | Breakfast was eaten by Peter. |
| Lucy was writing the letter. | The letter was being written by Lucy. |
| Tommy had drunk beer. | Beer had been drunk by Tommy. |
| Joann will buy a house.. | A house will be bought by Joann. |
| My husband is going to see a movie. | A movie is going to be seen by my husband. |
| Ruben will have drawn a picture. | A picture will have been drawn by Ruben. |
