Alexander should have turned in the assignment.
The assignment should have been turned in by Alexander.
The orders had been given by the officer.
The officer had given the orders.
Cumbias were being danced at the party.
PASSIVE ( past continuous )
The children have cleaned the house.
The house has been cleaned by the children.
We are going to bake cookies after class.
Cookies are going to be baked (by us) after class.
The Coke bottles were drunk by the workers
The workers drank the Coke bottles.
The should have brought a jacket.
ACTIVE (passive modal )
John could buy more snacks for tonight´s game.
More snacks could be bought by John for tonight´s game.
Bricks and cement will be used for the construction.
They will use bricks bricks and cement for the construction.
The money is going to be taken to the bank.
PASSIVE ( future be going to )
Mary eats Sushi every weekend.
Sushi is eaten by Mary every weekend.
The national anthem was being sung by Gloria Trevi
Gloria Trevi was singing the national anthem.
My little sister has broken the flower vase in the hall.
The flower vase in the hall has been broken by my little sister.
New editors are being hired at the company.
The company hires new editors.
They were buying a dog house for Spike.
A dog house was being bought for Spike.
Tlayudas are being made by the cooks.
The cooks are making tlayudas.
We should respect the office rules.
ACTIVE ( modal verb )