Question

He was taken for a
thief change into active voice

Answer 1

Active Voice refers to a sentence in which the subject is performing the action.

Passive Voice refers to a sentence in which the subject undergoes the action. In other words, it is writing the sentence in reverse order.

Example: Darien wrote a letter to the principal. (Active)

               A letter to the principle was written by Darien. (Passive)

NOTE: Sentences that convey habitual actions cannot be changed to passive mode.

He was taken for a thief. (Active)

They took him for a thief. (Passive)

Answer 2

Given sentence:
He was taken for a thief.

In the given sentence, the hidden subject is 'They' or 'We'.

Sentence after converting to Active Voice:
They took him for a thief.
OR
We took him for a thief.

Additional information:
Active voice - A type of sentence where in the subject of the sentence precede the object of the sentence.
Passive voice - A type of sentence wherein the object of the sentence precede the subject of the sentence.