Police officers were examining the evidence
The evidence was being examined by police officers.
........(be) lunch always ...........(cook) by your mother ?
Is / cooked
This photo __________________(take) by my grandfather when I was five.
was taken
They clean the windows every week.
The windows are cleaned every week.
They have invited him to the cinema.
He has been invited to the cinema.
The book ____(write) by a smart woman in the 60s.
was written
Nike has created new tennis
New tennis have been created by Nike
Not much ____________(know) about other planets.
is known
A movie _____(watch) by us everyday.
is watched
The world’s first motorways _______________ (build) in Germany in the 1930s.
were built
The cats ______(love) by us.
are loved
People eat 40 million hamburgers every day.
40 million hamburgers are eaten every day.
America ...........................(be/ discover) by Columbus in 1492.
was discovered
This tree is very old. It ___________________(plant) in the 19th century.
was planted
3D films _______________ (exist) since 1922, when The Power of Love was first shown.
have existed
Smoking _______________ (not allow) on planes.
isn't allowed
The kids have played the game.
The game has been played by the kids.
My friends have studied English.
English has been studied by my friends.
Heavy rain caused the flood.
The flood was caused by heavy rain.
Tourists don't visit this museum very often.
This museum isn't visited very often.