We use passive voice when we want to emphasize the action rather than the subject.
True.
From active voice to passive voice:
My dad does the dishes.
The dishes are done ____ my dad.
by
The dishes are done by my dad.
Spanish, Catalan, Galician, Basque, Portuguese
Portuguese is not spoken in Spain (as an official language).
La Giralda was built in 1198.
The actors are unknown. / We don't know who built it.
"A nice house is had by them"
They have a nice house. (Not all transitive verbs accept passive form. Stative verbs, for example).
We can form sentences in the passive voice if the verbs are transitive.
True.
(From active voice to passive voice)
Russia is holding the next World Cup. ---> The next World Cup is ____ held by Russia.
being
The next World Cup is being held by Russia.
Avengers: Infinity War; Batman begins, Ant-Man; Logan; Spider-Man: Homecoming
Batman begins
It hasn't been produced by Marvel.
An experimental solar power plant will be built in the Australian desert.
The actor is irrelevant (We are not interested in who is building it).
A lunch was being had by them.
They were having lunch.
We always put the subject (who performed the action) at the end of the sentence after the word "by". It's not correct if we don't mention the subject.
False. (Sometimes the subject is unknown or unimportant).
They have made that cake.
That cake ___ ___ made by them.
has been
That cake has been made by them.
Can't stop the feeling, Beat it, Billie Jean, Thriller, Black or White
Can't stop the feeling was not sung by Michael Jackson.
Insulin was first discovered in 1921 by researchers at the University of Toronto.
You want to emphasize the thing acted on.
That he was a villain was thought by nobody.
Nobody though he was a villain.
We keep the same verb tense when we change a sentence from active to passive voice.
True.
(From active to passive voice)
We should have written that report. ---> That report ___ ___ ___ ___ ___ ___.
should have been written by us.
That report should have been written by us.
Rugby, Hockey, Triathlon, Basketball, Badminton
Triathlon (Because it's not played with a ball or any kind of "throwing and catching" object).
Many mistakes were made that day.
We don't want to say who were the ones who made them.
We don't like to be shouted.
We don't like to be shouted at.
We can sometimes create two different sentences when we change from active to passive voice. It depends on the verb, if it has a direct and an indirect object.
True. Example: I gave them some cards last class. (Active voice) ---> They were given some cards last class / Some cards were given to them. (Both are in passive voice, the choice depends on the emphasis required by the context).
(From active to passive voice)
I told them not to do it. ---> ___ ___ told ___ ___ do ___.
They were told not to do it.
Guernica, The Starry Night, The Persistence of Memory, Don Quijote, Sagrada Familia
The Starry Night was not created by a Spanish artist.
The sodium hydroxide was dissolved in water. This solution was then titrated with hydrochloric acid.
When writing in a scientific genre passive voice is traditionally used.
We were suggested a meeting place.
A meeting place was suggested to us.