Passive voice

Question 1

For what we use the Passive voice?

Answer 1

To emphasize the object of a sentence.
The object becomes the subject.

Passive voice- Recient (subject)+ verb +to be+ past participle (verb (ed) or irregular)
It is not necessary to use the subject.

Active voice - Mark teaches the students twice week.

Examples-
The shells are removed from the peanuts.
The peanuts are roasted in a large oven.
The peanuts are ground into butter by a big machine.