Present simple
We receive e-mails every day.
Emails are received every day.
Joe repaired my computer yesterday.
My computer was repaired by Joe yesterday.
Apple has introduced a new Iphone.
A new Iphone has been been introduced.
He will correct the mistakes.
The mistakes will be corrected (by him).
Millions of people visit Paris every year.
Every year Paris is visited by millions of people.
The teacher explained the rules last week.
The rules were explained last week (by the teacher).
We have already prepared the dinner.
The dinner has already been prepared.
Bill will bring sandwiches and drinks.
Sandwiches and drinks will be brought by Bill.
They cut down the trees for wood.
The trees are cut down for wood.
They found that key yesterday.
That key was found yesterday.
Paul has found the keys on the table.
The keys have been found on the table.
They will reconstruct the roof next month.
The roof will be reconstructed next month.
They feed the penguins at the zoo twice a day.
The penguins are fed at the zoo twice a day.
He broke the window yesterday.
The window was broken yesterday (by him).
They have rescued hundreds of birds.
Hundreds of birds have been rescued.
The bank will keep it in a safe.
It will be kept in a safe by the bank.
Millions of people love football.
Football is loved by millions of people.
Somebody stole my phone last week.
My phone was stolen (by somebody) last week.
We have bought tickets to the concert.
Tickets to the concert have been bought.
Some criminal will steal the award.
The award will be stolen by some criminals.