Scientist haven´t tested the new product on humans.
The new product hasn´t been tested on humans.
They might invite us to the party.
We might be invited to the party.
People speak English all over the world.
English is spoken all over the world.
You can hear the music in the entire stadium.
The music can be heard in the entire stadium.
Is a famous designer going to design her dress?
Is her dress going to be designed by a famous designer?
They are going to buy a lot of things on Black Friday.
A lot of things are going to be bought on Black Friday.
The manager will report all shoplifters to the police.
All shoplifters will be reported to the police (by the manager).
They are monitoring the whole area with TV cameras.
The whole area is being monitored with TV cameras.
How did you make this delicious meal?
How was this delicious meal made?
Has someone stolen your wallet?
Has your wallet been stolen?
Cervantes had written many books.
Many books had been written by Cervantes.
She hadn´t watered the plant for weeks.
The plant hadn´t been watered for weeks.
The organizers will offer drinks during the break.
Drinks will be offered during the break (by the organizers).
Someone has stolen all of the jewels.
All of the jewels have been stolen.
They were opening the presents when I came in.
The presents were being opened when I came in.
Can you trust politicians?
Can politicians be trusted?
She cuts the grass once a week.
The grass is cut once a week.
Will he finish all of the work by tomorrow?
Will all of the work be finished by tomorrow?
They were repairing the roof when the fire started.
The roof was being repaired when the fire started.
Do they make cars in Michigan?
Are cars made in Michigan?
They are serving breakfast in the dining room.
Breakfast is being served in the dining room.
How did you prepare this dish?
How was this dish prepared?
The lawyer is preparing some important documents for the trial.
Some important documents are being prepared for the trial.
A famous architect designed this building.
This building was designed by a famous architect.