Amy mails the letter.
What is... The letter is mailed by Amy.
The car was repaired by Sam.
What is...Sam repaired the car.
The passive voice is used if you don't know who preformed the action descried in the sentence.
What is... Correct.
"Timothy has kissed Jane." This is written in active voice.
What is... True.
We were invited by our neighbors to attend their party.
What is... Passive.
Once a week, John cleans the garage.
What is... Once a week, the garage is cleaned by John.
Right now, the letter is being written by Sarah.
What is...Right now, Sarah is writing the letter.
He delivers the letters.
The letters are delivered.
"Sam's family was accepted by Justin's family." This is written in active voice.
What is.. False.
You are not helped by them.
What is.. Passive.
We set the table.
the table is set by us
she pays a lot of money
Peter is going to build a house in summer.
What is... Active.
He opens the door
the door is opened by him
Blue shoes are worn by them.
They wear blue shoes
The passive voice is used when the receiver of the action is not a passive recipient of the action.
What is.. Incorrect: It is only used when the receiver IS a passive recipient.
He delivered the letters.
active
He doesn't open the book
the book isnt opened by him
A delicious dinner is going to be made by Sally tonight.
What is... Sally is going to make a delicious dinner tonight.
"The old man was murdered." Can be put into active voice form.
What is... Incorrect: We do not know who preformed the action.
Susan was pleased with Sarah's beautiful work. This is written in active voice.
What is... False.
The quiet cat secretly snuck up on the still and dirty rat and killed it using its paws.
What is... Active.