grammar post 12

I was looking up some grammar things to write about and i can across verb tenses. I have never heard of what these were before so i chose to write about it. When i looked at it i realized i have used these all the time i just never realized it so ya it was cool to learn fun stuff. Passive Verb Tenses
Simple Present
Active:
Passive
The company ships the computers to many foreign countries.
Computers are shipped to many foreign countries
Present Progressive
Active:
Passive:
The chef is preparing the food.
The food is being prepared.
Simple Past
Active:
Passive:
The delivery man delivered the package yesterday.
The package was delivered yesterday.
Past Progressive
Active:
Passive:
The producer was making an announcement.
An announcement was being made.
Future
Active:
Passive:
Our representative will pick up the computer.
The computer will be picked up.
Present Perfect
Active:
Passive:
Someone has made the arrangements for us.
The arrangements have been made for us.
Past Perfect
Active:
Passive:
They had given us visas for three months.
They had been given visas for three months.
Future Perfect
Active:
Passive:
By next month we will have finished this job.
By next month this job will have been finished.
Modals
Active:
Passive:
You can use the computer.
The computer can be used.
Ya i hope those may be of some help to you. Learning is just so much fun.