Question

how can we change from active to passive

Answer 1

To change an active voice sentence to a passive voice sentence:

1. Make the object of the active sentence into the subject of the passive sentence.
2. Use the verb “to be” in the same tense as the main verb of the active sentence.
3. Use the past participle of the main verb of the active sentence.

Hope it helps u.

Answer 2

we use active voice when we want to talk about the doer of action

we use passive voice when we want to talk about thing or receiver of the action

passive voice is preferred in instructions and impersonal and formal contexts

passive voice must end with by and the receiver