People speak English here.
English is spoken here (by people)
Gustave Eiffel built the Eiffel Tower in 1887
The Eiffel Tower was built in 1887 by Gustave Eiffel.
Sharks have killed dozens of surfers each year.
Dozens of surfers have been killed each year by sharks.
The Chinese will create a new lifestyle.
A new lifestyle will be created by the Chinese .
Change this from active voice to passive voice: They won't help you.
You will not be helped by them
They cut down thousands of trees every day
Thousands of trees are cut down every day.
The police arrested five thieves yesterday.
Five thieves were arrested yesterday.
Picasso has painted over 100 paintings in the 19th c.
Over 100 paintings have been painted by Picasso in the 19th c.
Scientist are developing a new vaccine.
A new vaccine is being developed by scientists.
Change from active to passive: He hasn't bought the house yet.
The house hasn't been bought yet.
Bees sting humans all Summer.
Humans are stung by bees all Summer.
They invented the TV in the 20th century
The TV was invented in the 20th century.
Fishermen had killed a great white shark before you came.
A great white shark had been killed last week by fishermen before you came.
I was making dinner when you arrived.
The dinner was being made by me when you arrived.
Change this from active to passive voice: You didn't write the letter.
The letter wasn't written by you
Smoking kills millions of people every year.
Millions of people are killed by smoking every year.
The doctor told my father to stop smoking.
My father was told to stop smoking by the doctor.
A large number of people haven't read Hemingway!
Hemingway hasn't been read by a large number of people.
More and more people won't use cash.
Cash won't be used by more and more people.
Change this from active voice to passive voice: Did your mum pick you up?
Were you picked up by your mum?
Factories dump tons of waste in the sea.
Tons of waste are dumped into the sea.
The police gave her the bad news yesterday.
The bad news were given to her yesterday.
Students haven't finished the project.
The project hasn't been finished by the students.
The great famine is starving villagers in the area.
Villagers in the area are being starved by the great famine.
Change this from active voice to passive voice: Did the police officer catch the thief?
Was the thief caught by the police officer?