Class 8 English Grammar - ICSE

Voice: Active and Passive (All Tenses)

In this chapter, Class 8 ICSE students will master the transformation of sentences from Active Voice (where the subject performs the action) to Passive Voice (where the subject receives the action) across all twelve tenses. Understanding voice is crucial for improving writing style, ensuring clarity, and scoring well in the ICSE English Language exam, particularly in transformation of sentences and functional grammar sections. Students will learn how verbs change their forms, how subjects and objects interchange, and the mandatory use of the preposition 'by'.

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Key Concepts

Active Voice

A sentence is in active voice when the subject of the sentence performs the action denoted by the verb.

Passive Voice

A sentence is in passive voice when the subject undergoes the action done by the object.

Object to Subject Shift

The direct object of the active sentence becomes the new subject in the passive sentence.

Use of Past Participle

The main verb in every passive voice sentence must always be converted to its third form (V3 - past participle).

Introduction of 'By'

The original subject of the active sentence is usually placed at the end of the passive sentence preceded by the preposition 'by'.

Tense Auxiliary Rules

Appropriate auxiliary verbs (is/am/are, was/were, has/have been, being, been) must be added according to the tense during conversion.

Important Formulas

Simple Present: Subject + is/am/are + V3 + by + object
Present Continuous: Subject + is/am/are + being + V3 + by + object
Present Perfect: Subject + has/have + been + V3 + by + object
Simple Past: Subject + was/were + V3 + by + object
Past Continuous: Subject + was/were + being + V3 + by + object
Past Perfect: Subject + had + been + V3 + by + object
Simple Future: Subject + will/shall + be + V3 + by + object
Future Perfect: Subject + will/shall + have + been + V3 + by + object

Board Exam Info

In the ICSE Class 8 English Language exam, Voice conversion typically carries around 4 to 6 marks. Questions commonly appear as direct transformation exercises where students must change a given active sentence into passive or vice versa, often focusing on tricky tenses like Future Continuous and Present/Past Perfect.

Frequently Asked Questions

Can all tenses be changed into passive voice?

No, four tenses cannot be converted into passive voice: Present Perfect Continuous, Past Perfect Continuous, Future Continuous, and Future Perfect Continuous.

Do we always use the word 'by' in passive voice?

Usually yes, but sometimes words like 'to', 'with', or 'at' are used depending on the verb (e.g., 'known to', 'pleased with').

How do pronouns change when converting active to passive?

Subject pronouns change to object pronouns (I becomes me, he becomes him, she becomes her, we becomes us, they becomes them).

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