Someone is selling coconuts at the beach.
Coconuts are being sold at the beach.
Tom Clancy wrote this book.
This book was written by Tom Clancy.
Airbus will design a new aeroplane.
A new aeroplane will be designed by Airbus.
Somebody has turned on the air conditioning.
The air conditioning has been turned on.
Nasa will build a space station on Mars.
A space station will be built on Mars by Nasa.
Someone cleans the windows every Monday.
The windows are cleaned every Monday.
They built this bridge in 1602.
This bridge was built in 1602.
Someone will send this package by Fedex.
This package will be sent by Fedex.
Hippos have killed hundreds of people each year.
Hundreds of people have been killed each year by hippos.
I had cleaned all the windows before the storm.
All the windows had been cleaned before the storm.
She waters the flowers every day.
The flowers are watered every day.
Somebody loved that woman.
That woman was loved.
The president will give a speech tonight.
A speech will be given by the president tonight.
Fishermen have caught great white sharks this week.
Great white sharks have been caught this week (by fishermen).
Switch from passive to active:
A new vaccine has been developed by scientists.
Scientists have developed a new vaccine.
Is she preparing the party?
Is the party being prepared by her?
She was watching a film.
A film was being watched (by her).
Somebody will meet you at the airport.
You will be met at the airport.
Dana has paid the bill.
The bill has been paid by Dana.
He is not wearing a tie.
A tie isn't being worn by him.
Mary is drinking a cup of tea.
A cup of tea is being drunk by Mary.
Did he send the letter?
Was the letter sent by him?
The company will employ a new worker next year.
A new worker will be employed by the company next year.
Complete the sentence in the present perfect passive:
The thieves _________________ (not/catch).
have not been caught.
We have not agreed to this issue.
This issue has not been agreed to by us.