cbse class 7 english

active and passive voice

4 sections AI-powered notes
GET THE FULL EXPERIENCE

This is the chapter notes. Students get the interactive version.

  • Ask Aarav Sir anything — instant voice + chat doubts
  • Interactive lessons with audio narration + visual diagrams
  • Study Lab — paste any photo, PDF, or YouTube link to get it explained

Identifying Active Voice

Identifying Active Voice

What Is Active Voice?

Imagine you're watching a cricket match. The commentator says, "Virat hits the ball!" — you instantly know who is doing what. That's the power of active voice: it puts the doer (the subject) front and center, making the action clear and direct.

In active voice, the subject performs the action expressed by the verb. The sentence follows a natural, straightforward pattern that feels like everyday speech. This structure makes your writing more engaging, easier to understand, and more powerful.

The Basic Formula

Active voice follows this simple pattern:

Subject + Verb + Object

Let's break this down:

  • Subject: The person or thing doing the action
  • Verb: The action being performed
  • Object: The person or thing receiving the action

Example: The cat chased the mouse.

  • Subject: The cat (who is doing the chasing?)
  • Verb: chased (what action?)
  • Object: the mouse (who received the action?)

{{VISUAL: diagram: sentence structure showing subject, verb, and object in active voice with labeled arrows}}

Why Learn to Identify Active Voice?

Before you can master converting between active and passive voice, you need to confidently recognize active voice in the wild. Think of it like learning to identify different birds — once you know what to look for, you'll spot them everywhere!

Active voice is the default mode of most English sentences. When you speak naturally, you almost always use active voice:

  • "I finished my homework."
  • "The teacher explained the concept."
  • "My brother ate the last slice of pizza."

Key Features to Spot Active Voice

1. The Subject Acts

In active voice, the subject is the doer, not the receiver. The subject is actively performing the action.

Active: Priya writes a story.
→ Priya is doing the writing

Not Active: A story is written by Priya.
→ The story isn't doing anything; it's being acted upon

2. Direct Word Order

Active sentences typically follow the Subject-Verb-Object (SVO) pattern, which mirrors how we think and speak.

Examples:

  • The gardener waters the plants. (gardener → waters → plants)
  • Students solve the problems. (students → solve → problems)
  • The chef prepared a delicious meal. (chef → prepared → meal)

3. Strong, Clear Verbs

Active voice uses action verbs that clearly show what's happening. There's no "is," "was," "been," or "being" cluttering the main action.

Compare these:

Active VoicePassive Voice
The dog caught the ballThe ball was caught by the dog
Scientists discovered the cureThe cure was discovered by scientists
She answered all questionsAll questions were answered by her

Notice how active voice uses a single, punchy verb while passive voice adds helping verbs.

{{VISUAL: chart: comparison table showing 5 active voice sentences with their subject, action verb, and object clearly marked}}

Practice: Spotting Active Voice

Let's sharpen your identification skills. Read each sentence and ask yourself: "Who or what is doing the action?" If the answer is the subject of the sentence, you've found active voice!

Example Set 1: Everyday Situations

  1. The rain flooded the streets.

    • Analysis: The rain (subject) is doing the flooding → Active Voice
  2. My mother bakes fresh bread every Sunday.

    • Analysis: My mother (subject) is doing the baking → Active Voice
  3. The alarm clock woke me up at 6 AM.

    • Analysis: The alarm clock (subject) is doing the waking → Active Voice

Example Set 2: Academic Context

  1. Alexander Graham Bell invented the telephone.

    • Subject: Alexander Graham Bell
    • Action: invented
    • Object: the telephone
    • Verdict: Active Voice ✓
  2. The scientists conducted several experiments.

    • Subject: The scientists
    • Action: conducted
    • Object: several experiments
    • Verdict: Active Voice ✓

{{VISUAL: diagram: visual breakdown of an active voice sentence showing the flow from subject to verb to object with real example}}

The "By Whom?" Test

Here's a foolproof trick: If you need to add "by someone" to make the sentence clear, it's probably not active voice.

Test it:

  • The book fell. → No need for "by whom" → Active
  • The match was won. → By whom? (needs clarification) → Not Active

Common Mistakes to Avoid

❌ Mistake 1: Confusing "Being" Verbs

The flowers are beautiful. — This is not active voice showing action; it's a linking verb describing a state of being. Active voice requires an action verb.

❌ Mistake 2: Focusing Only on Tense

The thief ran away. (past tense) — Still active voice!
Active voice works in all tenses: present, past, future, perfect, continuous.

✓ Active Voice in Different Tenses:

  • Present: He plays cricket.
  • Past: He played cricket.
  • Future: He will play cricket.
  • Present Perfect: He has played cricket.

Real-World Application

Active voice dominates in:

  • News headlines: "India Wins the World Cup!"
  • Instructions: "Mix the ingredients carefully."
  • Stories: "The hero defeated the villain."
  • Everyday conversation: "I saw a movie yesterday."

When you write your essays, reports, or creative stories, start by mastering active voice. It makes your writing clearer, stronger, and more engaging. Once you're comfortable identifying it, you'll be ready to explore when passive voice might be the better choice.


Quick Recap: Active voice puts the doer first (Subject + Verb + Object). Look for clear subjects performing direct actions. If the subject is doing something rather than having something done to it, you've identified active voice!


Understanding Passive Voice

Understanding Passive Voice

What Is Passive Voice?

In passive voice, the subject of the sentence receives the action instead of performing it. The focus shifts from the "doer" to the "receiver" of the action. This creates a different perspective in your writing, often making the object of the action more important than who performed it.

Consider this transformation:

Active: The teacher explained the lesson.
Passive: The lesson was explained by the teacher.

Notice how "the lesson" (originally the object) becomes the subject in the passive sentence. The action still happens, but we're looking at it from the other side.

{{VISUAL: diagram: side-by-side comparison showing sentence structure transformation from active to passive voice with labeled parts}}

Recognizing Passive Voice Sentences

To identify passive voice, look for these three key features:

  1. The subject receives the action (rather than doing it)
  2. A form of "be" verb (is, am, are, was, were, been, being) + past participle
  3. The doer appears in a "by" phrase (or is omitted entirely)

Examples to Observe:

  • The cake was baked by my mother.
  • The results will be announced tomorrow.
  • The monument is being restored by skilled workers.
  • The book has been read by thousands of students.

In each sentence above, the subject (cake, results, monument, book) isn't performing the action—it's experiencing it.

The Role of the "By" Agent

The "by" phrase identifies who or what performed the action. We call this the agent of the sentence.

Structure: Subject (receiver) + be verb + past participle + by + agent (doer)

Examples with Clear Agents:

Passive SentenceAgent (Who did it?)
The window was broken by the ball.the ball
The play was written by Shakespeare.Shakespeare
The problem was solved by the engineer.the engineer
The city was founded by ancient traders.ancient traders

{{VISUAL: chart: table showing five passive sentences with the subject, verb form, and "by" agent highlighted in different colors}}

When the Agent Is Omitted

Here's something interesting: the agent isn't always mentioned in passive voice! Sometimes we omit it because:

  • It's unknown: My bicycle was stolen. (We don't know who did it)
  • It's obvious: The criminal was arrested. (Clearly by police)
  • It's unimportant: Rice is grown in many countries. (Who grows it doesn't matter)
  • We want to avoid blame: Mistakes were made. (Avoiding naming the person)

Practice Recognition

Try identifying these passive sentences and their agents:

  1. The Taj Mahal was built by Emperor Shah Jahan.
  2. The homework has been completed.
  3. The trophy will be presented by the chief guest.
  4. The message was delivered this morning.

In sentences 2 and 4, notice the agent is missing—but the sentence is still passive!

The Verb Structure: "Be" + Past Participle

The heart of passive voice is its special verb structure. You'll always find:

A form of "be" (matching the tense) + past participle (V3 form)

Across Different Tenses:

  • Present: is/am/are written
  • Past: was/were written
  • Future: will be written
  • Present Perfect: has/have been written
  • Past Perfect: had been written
  • Present Continuous: is/are being written
  • Past Continuous: was/were being written

Notice how the "be" verb changes with tense, but the past participle (written) stays the same.

{{VISUAL: diagram: flowchart showing how "be" verb forms change across different tenses while past participle remains constant in passive voice}}

Real-World Applications: Where Do We Use Passive Voice?

Understanding passive voice isn't just a grammar exercise—it's widely used in specific contexts:

1. Scientific Writing

  • "The solution was heated to 100°C."
  • "The data were collected over six months."

Focus on the experiment, not the experimenter

2. News Reports

  • "The new bridge was inaugurated yesterday."
  • "The suspect has been arrested by local police."

Emphasizes the event over the person

3. Formal Instructions

  • "The form must be submitted by Friday."
  • "All rules should be followed carefully."

Impersonal and authoritative tone

4. Historical Writing

  • "The temple was constructed in the 12th century."
  • "The treaty was signed in 1947."

When the doer is obvious or less important than the event

Quick Self-Check

Circle the passive voice sentences:

a) The student answered all questions correctly.
b) The national anthem was sung by everyone.
c) Birds build nests in trees.
d) The letter has been posted.
e) She completed her project yesterday.

Answers: b and d are passive


Key Takeaways

✓ In passive voice, the subject receives the action
✓ Look for be verb + past participle structure
✓ The "by" phrase names the agent (but may be omitted)
✓ Passive voice is common in formal, scientific, and news writing
✓ Not all passive sentences show who did the action—and that's okay!

Understanding passive voice helps you become a more flexible writer. Sometimes you want to emphasize the action's receiver rather than the doer—and that's when passive voice becomes your powerful tool.


Converting Active to Passive Voice

Converting Active to Passive Voice

The Transformation Process: From Action to Experience

Stuck on something here?
Aarav Sir explains any part — voice or chat — 24/7.

Imagine you're a magician performing a trick on a sentence — the same action happens, but suddenly the spotlight shifts from the doer to the receiver. That's exactly what happens when you convert active voice to passive voice!

In this transformation, we're essentially flipping the sentence structure while maintaining the same meaning. The object becomes the hero of the sentence, while the subject (the original doer) either takes a backseat or disappears entirely.


The Core Formula: Understanding the Mechanics

Converting active to passive voice follows a systematic pattern that, once mastered, becomes second nature. Let's break down this formula step by step.

The Basic Transformation Steps

Step 1: Identify the Three Key Elements

Every active sentence has three crucial components:

  • Subject (the doer)
  • Verb (the action)
  • Object (the receiver)

Active: Priya writes a letter.

  • Subject: Priya
  • Verb: writes
  • Object: a letter

Step 2: Swap Subject and Object

The object of the active sentence becomes the subject of the passive sentence:

A letter ← This moves to the beginning

Step 3: Change the Verb Form

This is where the real magic happens! The verb transforms into:

is/am/are/was/were + Past Participle (V₃)

The helping verb (is/am/are/was/were) depends on:

  • The number of the new subject (singular/plural)
  • The tense of the original sentence

Step 4: Add 'by' + Original Subject

The original subject becomes the "agent" introduced by "by":

Passive: A letter is written by Priya.

{{VISUAL: diagram: flowchart showing the four-step transformation from active to passive voice with arrows connecting Subject → Verb → Object to Object → be+V₃ → by+Subject}}


Tense-Wise Transformation Guide

The verb form changes differently for each tense. Let's explore the most common ones:

Present Tense Transformations

Simple Present:

  • Active: The teacher explains the lesson.
  • Passive: The lesson is explained by the teacher.
  • Formula: is/am/are + V₃

Present Continuous:

  • Active: They are building a bridge.
  • Passive: A bridge is being built by them.
  • Formula: is/am/are + being + V₃

Present Perfect:

  • Active: He has finished his homework.
  • Passive: His homework has been finished by him.
  • Formula: has/have + been + V₃

Past Tense Transformations

Simple Past:

  • Active: Columbus discovered America.
  • Passive: America was discovered by Columbus.
  • Formula: was/were + V₃

Past Continuous:

  • Active: She was reading a novel.
  • Passive: A novel was being read by her.
  • Formula: was/were + being + V₃

Past Perfect:

  • Active: They had completed the project.
  • Passive: The project had been completed by them.
  • Formula: had + been + V₃

{{VISUAL: chart: comprehensive table showing tense-wise transformation with columns for Tense, Active Example, Passive Formula, and Passive Example}}

Future Tense Transformations

Simple Future:

  • Active: I will finish the work tomorrow.
  • Passive: The work will be finished by me tomorrow.
  • Formula: will + be + V₃

Future Perfect:

  • Active: She will have submitted the assignment.
  • Passive: The assignment will have been submitted by her.
  • Formula: will + have + been + V₃

Special Cases and Important Rules

Rule 1: Subject-Verb Agreement Matters

The helping verb must agree with the new subject (not the original one):

  • Active: The children eat fruits. (plural subject)

  • Passive: Fruits are eaten by the children. (plural — use 'are')

  • Active: The child eats fruits. (singular subject)

  • Passive: Fruits are eaten by the child. (plural object becomes subject — use 'are')

Rule 2: Omitting the Agent

Sometimes we drop "by + subject" when:

  • The doer is unknown: "My bicycle was stolen." (We don't know who stole it)
  • The doer is obvious: "English is spoken in Canada." (It's understood people speak it)
  • The doer is unimportant: "The road has been repaired." (Focus is on the road, not who repaired it)

Rule 3: Object Pronouns Change

When pronouns become subjects, they change form:

Active (Object)Passive (Subject)
meI
uswe
himhe
hershe
themthey

Example:

  • Active: Everyone loves her.
  • Passive: She is loved by everyone.

{{VISUAL: diagram: visual showing pronoun transformation with arrows connecting object pronouns to subject pronouns}}


Practice Exercise: Try It Yourself!

Convert these active sentences to passive:

  1. The cat chased the mouse.
  2. They are painting the house.
  3. Shakespeare wrote "Hamlet."
  4. The students will organize a cultural program.
  5. My mother has baked delicious cookies.

Tip: Identify the tense first, then follow the formula!


Common Mistakes to Avoid

Wrong: The homework is did by me.
Right: The homework is done by me.
(Always use V₃, not V₂!)

Wrong: The letter is written by she.
Right: The letter is written by her.
(After 'by', use object pronouns!)

Wrong: The books was read by children.
Right: The books were read by children.
(Match helping verb with new subject!)


Remember: Converting to passive voice is like rearranging furniture — everything stays in the room, but the arrangement changes the focus. Practice this transformation daily, and soon it will become effortless!


Practice: Active and Passive Voice

Practice: Active and Passive Voice

Now that you understand the rules and structure of active and passive voice, it's time to strengthen your skills through targeted practice. This page will help you apply conversion techniques, recognize patterns, and make smart decisions about when each voice works best.


Exercise Set 1: Basic Conversions

Let's begin with straightforward transformations. Convert these active voice sentences into passive voice:

  1. The chef prepares delicious meals every evening.
  2. Scientists discovered a new species in the Amazon rainforest.
  3. My grandmother tells fascinating stories about her childhood.
  4. The company will launch a new product next month.
  5. Students are completing their assignments on time.

Your Turn: Write down the passive versions, then check your work:

  1. Delicious meals are prepared by the chef every evening.
  2. A new species was discovered by scientists in the Amazon rainforest.
  3. Fascinating stories about her childhood are told by my grandmother.
  4. A new product will be launched by the company next month.
  5. Assignments are being completed by students on time.

{{VISUAL: diagram: step-by-step flowchart showing the conversion process from active to passive voice with labeled sentence components}}


Exercise Set 2: Passive to Active Challenge

Now reverse the process! Convert these passive voice sentences into active voice:

  1. The trophy was won by our school team.
  2. Beautiful paintings are being displayed in the gallery.
  3. The package will be delivered by the courier tomorrow.
  4. Important decisions are made by the board of directors.
  5. The village had been evacuated by the authorities before the flood.

Solutions:

  1. Our school team won the trophy.
  2. The gallery is displaying beautiful paintings. (Note: We assumed "the gallery" as the subject)
  3. The courier will deliver the package tomorrow.
  4. The board of directors makes important decisions.
  5. The authorities had evacuated the village before the flood.

Critical Thinking: Notice how sentence 2 required you to identify a logical subject. When the "by + agent" phrase is missing in passive sentences, you must determine who performs the action based on context.


Exercise Set 3: Voice Detective

Read each sentence carefully and identify whether it's in active or passive voice. Then explain your reasoning:

  1. The mountains were covered with fresh snow.
  2. Rohan plays the guitar beautifully.
  3. The letter has been written by Priya.
  4. Children were flying colorful kites in the park.
  5. Many languages are spoken in India.

Answers with Explanations:

  1. Passive — "Mountains" receives the action; verb phrase "were covered" includes "be" form + past participle
  2. Active — "Rohan" performs the action directly; simple verb "plays"
  3. Passive — "Letter" is acted upon; verb phrase "has been written" + "by + agent"
  4. Active — "Children" actively perform the action; past continuous tense "were flying"
  5. Passive — "Languages" receive the action; no clear agent mentioned (agent omitted)

{{VISUAL: chart: comparison table showing active vs passive voice sentences with highlighted subject, verb, and object components}}


Exercise Set 4: Choosing the Right Voice

For each scenario below, decide whether active or passive voice is more appropriate. Write your sentence and justify your choice:

Scenario A

You're writing a science lab report about an experiment where you mixed two chemicals and observed a reaction.

Better Choice: Passive voice
Example: "Two chemicals were mixed, and a fizzing reaction was observed."
Why? Scientific writing emphasizes the process and results, not who performed the actions. The focus remains objective.

Scenario B

You're narrating a story about how your friend saved a puppy from a busy street.

Better Choice: Active voice
Example: "My friend Anjali rushed into the street and rescued the frightened puppy."
Why? Stories need energy and clarity. Active voice makes Anjali the hero and creates a more engaging narrative.

Scenario C

You're writing a newspaper headline about a new hospital being constructed in your town.

Better Choice: Passive voice
Example: "New 200-Bed Hospital to Be Constructed in City Centre"
Why? The hospital (the object) matters more than who's building it. Headlines often omit agents when they're less important.

Scenario D

You're describing how you celebrated your birthday with family.

Better Choice: Active voice
Example: "We decorated the house with balloons, and my mother baked a chocolate cake."
Why? Personal narratives feel warmer and more direct in active voice, highlighting the people and their actions.

{{VISUAL: photo: split image showing formal document writing and creative story writing to represent different contexts for voice usage}}


Exercise Set 5: Mixed Practice Challenge

Convert these sentences appropriately. Some need active-to-passive, others passive-to-active. Decide which conversion improves clarity:

  1. The committee selected three finalists for the scholarship. (Try passive)
  2. Mistakes were made during the presentation. (Try active)
  3. The gardener waters the plants every morning. (Try passive)
  4. The poem has been memorized by all students. (Try active)

Suggested Answers:

  1. Passive: Three finalists were selected for the scholarship by the committee. (Use when emphasizing the finalists)
  2. Active: We/The team made mistakes during the presentation. (More honest and direct)
  3. Passive: The plants are watered by the gardener every morning. (Acceptable, but active sounds more natural)
  4. Active: All students have memorized the poem. (Clearer and more straightforward)

Quick Self-Check

Before moving to the next page, ensure you can:

✓ Convert active sentences to passive while maintaining the correct tense
✓ Convert passive sentences to active by identifying the agent
✓ Recognize when passive voice omits the agent intentionally
✓ Choose the appropriate voice based on writing purpose and context
✓ Explain why one voice works better than another in specific situations

Remember: Practice makes perfect! Try converting sentences from your textbooks or newspapers as additional practice. Pay attention to how professional writers use voice to achieve different effects in their writing.

In this chapter

  • 1.Identifying Active Voice
  • 2.Understanding Passive Voice
  • 3.Converting Active to Passive Voice
  • 4.Practice: Active and Passive Voice

Frequently asked questions

What is Identifying Active Voice?

Imagine you're watching a cricket match. The commentator says, **"Virat hits the ball!"** — you instantly know *who* is doing *what*. That's the power of **active voice**: it puts the doer (the subject) front and center, making the action clear and direct.

What is Understanding Passive Voice?

In **passive voice**, the subject of the sentence *receives* the action instead of performing it. The focus shifts from the "doer" to the "receiver" of the action. This creates a different perspective in your writing, often making the object of the action more important than who performed it.

What is Converting Active to Passive Voice?

Imagine you're a magician performing a trick on a sentence — the same action happens, but suddenly the spotlight shifts from the doer to the receiver. That's exactly what happens when you convert active voice to passive voice!

What is Practice: Active and Passive Voice?

Now that you understand the rules and structure of active and passive voice, it's time to strengthen your skills through targeted practice. This page will help you apply conversion techniques, recognize patterns, and make smart decisions about when each voice works best.

More chapters in cbse class 7 english

Want the full cbse class 7 english experience?

Every chapter. Interactive lessons. AI teacher on tap. Study Lab for any photo or PDF. 3-day free trial — no credit card.

1000s of students
100% NCERT-aligned
Powered by AI

Install Learn Skill

Add to home screen for the best experience