The 'nature versus nurture' debate refers to as opposing points of view.
Opposing points of view are referred to as the 'nature versus nurture' debate.
The twins have been raised by different adoptive families.
Different adoptive families have raised the twins.
The passive voice is used if the agent is "people in general".
This is ... correct!
The reporter was taken aback by the CEO's response.
This sentence is in the passive voice.
They will have to scale down production due to economic downturn.
Production will have to be scaled down due to economic downturn.
An increasing number of children are being cared by grandparents.
Grandparents are taking care of an increasing number of children.
The passive voice is used to avoid directly blaming a particular agent.
This is ... correct!
The twins had told their story to the media.
This sentence is in the active voice.
I love it when people congratulate me when I've achieved something.
I love being/ to be congratulated on my achievements.
A child's genes will be manipulated by scientists.
Scientists will manipulate a child's genes.
In the passive voice the agent is well known and very important.
This is... incorrect: In the passive voice the agent is unknown and unimportant.
The project was doomed to fail from the beginning.
This sentence is in the passive voice.
I hate the way some people talk down to me.
I hate being talked down to by some people.
I assure you that your complaint is being looked into by customer service.
I assure you that customer service is looking into your complaint.
The passive voice is used when it is obvious who the agent is.
This is ... correct.
The twins had the media tell their story.
This sentence is in the passive voice.