Active and Passive Voice Rules with Examples/ Easy Grammar Guide

Introduction

Many students find the topic of Active and Passive Voice confusing. But trust me—it’s actually simple once you understand the logic behind it. In this blog, I’ll explain all the rules of changing Active to Passive voice with easy examples, many of which are based on previous year board exam questions.

Whether you are preparing for your board exams, competitive exams, or just want to improve your English grammar, this post will help you master the concept easily.

What is Voice in English Grammar ?

The voice of a verb tells us whether the subject is doing the action or receiving the action.

• Active Voice: The subject does the action.
        Ravi wrote a letter.

• Passive Voice: The subject receives the action.
        A letter was written by Ravi.

In short:

Active → Focus on doer
Passive → Focus on action or receiver

Why Use Passive Voice ?

We use passive voice when:

1. The doer is unknown or unimportant.
    The window was broken.

2. The action is more important than who did it.
    The road was repaired yesterday.

3. We want to sound formal or polite.
    Your request has been approved.

General Formula

Active Voice	Passive Voice
Subject + Verb + Object	Object + be (is/am/are/was/were) + past participle (V3) + by + subject

Example:
Active → He helps the poor.
Passive → The poor are helped by him.

Rules for Changing Active to Passive Voice

Let’s go rule by rule with simple explanations and examples from past exam papers.

Rule 1: Identify Subject, Verb, and Object

First, find the three main parts of a sentence:

Subject → Verb → Object

Then swap the object to the beginning of the sentence.

• Active: The judge punished the thief.

• Passive: The thief was punished by the judge.

Rule 2: Use the Correct Form of “Be” + Past Participle

The helping verb “be” (is/am/are/was/were/been/being) must match the tense of the original verb, and the main verb becomes its past participle (V3).

• Active: People admire honest persons.

• Passive: Honest persons are admired by people.

Rule 3: Tense-wise Conversion

Tense	Active	Passive
Simple Present	She writes a letter.	A letter is written by her.
Simple Past	He made a kite.	A kite was made by him.
Simple Future	They will play football.	Football will be played by them.
Present Continuous	She is reading a story.	A story is being read by her.
Past Continuous	He was repairing the car.	The car was being repaired by him.
Present Perfect	I have completed my work.	My work has been completed by me.
Past Perfect	They had built a house.	A house had been built by them.
Future Perfect	She will have written the report.	The report will have been written by her.

Rule 4: Modals (Can, May, Must, Should, etc.)

Modal + be + V3

• Active: You must respect your elders.

• Passive: Your elders must be respected by you.

Rule 5: Questions

For questions, the helping verb comes before the subject.

Examples (Previous Year):

• Active: Did Ramesh kill the tiger?

• Passive: Was the tiger killed by Ramesh ?

• Active: Who wrote this letter?

• Passive: By whom was this letter written?

Rule 6: Imperative Sentences (Commands or Requests)

If the sentence starts with a verb, add “Let” in passive

• Active: Open the door. → Passive: Let the door be opened.

• Active: Please help the poor. → Passive: Let the poor be helped.

Rule 7: Sentences Without “By”

When the doer is unknown or not important, we can remove “by.”

• Active: Someone has stolen my bag.

• Passive: My bag has been stolen.

Rule 8: Pronoun Changes

Pronouns change in passive form.

Active	Passive
I → me	Me → I
We → us	Us → we
You → you	You → you
He → him	Him → he
She → her	Her → she
They → them	Them → they

• Active: He teaches us English.

• Passive: We are taught English by him.

Special Cases:

1. Sentences with two objects:
   Either object can become the subject.

   • Active: She gave me a pen.

   • Passive: A pen was given to me by her. / I was given a pen by her.

2. Verbs with prepositions: Keep the preposition after the verb.

   • Active: They laughed at him.

   • Passive: He was laughed at by them.

Quick Practice Set :

Convert these into passive voice:

1. The principal gave the prizes. → The prizes were given by the principal.

2. She is cooking dinner. → Dinner is being cooked by her.

3. Has he completed the project? → Has the project been completed by him?

4. They built the bridge last year. → The bridge was built last year.

5. Please turn off the lights. → Let the lights be turned off.

Conclusion

Changing Active to Passive Voice is all about understanding the structure. Once you know the rules and patterns, it becomes very easy. Focus on:

• Finding the subject, verb, and object

• Using the correct “be” form and past participle

• Following tense rules carefully

Practice regularly using examples from board papers—you’ll never go wrong.

For more revision of Grammar rules, please click the links given below-

https://englishwithme41125.blogspot.com/2025/12/class-10-english-board-exam-solved-papers-mcqs.html

https://englishwithme41125.blogspot.com/2025/12/active-and-passive-voice-rules-examples-practice-india.html