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 via Fedex.
This package will be sent via Fedex.
Sharks have killed dozens of surfers each year.
Dozens of surfers have been killed by sharks each year.
The dog (take/past) out this morning.
The dog was taken out this morning.
Someone sells coconuts at the beach.
Coconuts are sold at the beach.
Tom Clancy wrote this book.
This book was written by Tom Clancy.
Airbus will design a new airplane.
A new airplane will be designed by Airbus.
Someone had killed a great white shark before you arrived.
A great white shark had been killed last week before you arrived.
A new lifestyle (create/future) by the Chinese.
A new lifestyle will be created by the Chinese.
They cut down thousands of trees every day.
Thousands of trees are cut down every day.
Alexander Fleming discovered penicillin.
Penicillin was discovered by Alexander Fleming.
The president will give a speech tonight.
A speech will be given by the president tonight.
He could have killed me!
I could have been killed!
A new vaccine (develop/present continuous) by scientists.
A new vaccine is being developed by scientists.
Many consider the iPhone to be the best phone ever.
The iPhone is considered to be the best phone ever.
Thirty years ago, people didn’t use credit cards often.
Thirty years ago, credit cards weren’t used often.
I don't think he will sell his car soon.
I don't think his car will be sold soon.
A large number of people haven't read Hemingway!
Hemingway hasn't been read by a large number of people.
Cash (use/future/negative) in the future.
Cash won't be used in the future.