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Active to passive voice (Introduction)


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Active to passive voice (Introduction)

  1. 1. Active to Passive voicePresent Perfect & Past Perfect tenses Mr Abel Kok
  2. 2. Active to Passive voice Generally speaking, it is best to use the active voice. Eg.“I wrote the book”. Instead of “The book was written by me.”However, the passive voice is necessary for the following reasons: The focus on the object rather than the subject: Peter was reprimanded by the teacher. The subject (doer) is unknown: Eg. The bicycle has been stolen. To create suspense or dramatic effect: The cat was eaten by the rat! (This is typically used in Headlines)
  3. 3. Synthesis (ACTIVE to PASSIVE Voice) USE OFMarie forgets the book. ‘PARTICIPLE’ is forgotten by Marie.The book________________________________. +Marie forgot the book. The tense was forgotten by Marie.The book________________________________. should notMarie has forgotten the book. be change.The book________________________________. has been forgotten by Marie.Marie had forgotten the book. For ‘has’, ‘have’ &The book________________________________. ‘had’ – USE had been forgotten by Marie. ‘BEEN’
  4. 4. Synthesis (ACTIVE to PASSIVE Voice) USE OFMarie wipes the table. ‘PARTICIPLE’ is wiped by Marie.The table________________________________. +Marie wiped the table. The tense was wiped by Marie.The table________________________________. should notMarie has wiped the table. be change.The table________________________________. has been wiped by Marie.Marie had wiped the table. For ‘has’, ‘have’ &The table________________________________. ‘had’ – USE had been wiped by Marie. ‘BEEN’
  5. 5. Present and Past Perfect Tenses Week 5Used when:To show the relationship between 2 past eventsStructure: had + participleThe time can be specified or left unspecified.Words like ‘before, after’ can be used to make thesequencing/ relationship of the 2 events clearer.Johnson topped the class in last year’s PSLE as hehad studied hard for the past six years.Which event happened first?
  6. 6. Revision on Participles(Present) (Past) (Participles) Write Wrote Written Climb Climbed Climbed Read Read Read Come Came Come Cut Cut Cut
  7. 7. Present and Past Perfect TensesUsed when:To show the relationship between a past event(unspecified time in the past) and continues to have aneffect now.Often used with words like ‘never, ever, once, severaltimes, already, so far, for, since’.Structure: has/have + participleThe computer cannot be switched on since he hasdamaged the keyboard.Which event has effects on the current state of affairs.
  8. 8. Present and Past Perfect Tenses Let’s apply Complete the sentences below with either the present or past perfect tenses. (Remember to use your participles) Oh no! My sister _________ (tear) my book! What am I going to do? If they _________ (know) this was going to happen, they might _______ (avoid) the disaster. The monkey _______ (break) the fence after it _____ (steal) the bunch of bananas. The monkey _______ (break) the fence before it _____ (steal) the bunch of bananas.
  9. 9. Present and Past Perfect Tenses RecapPesent Perfect Tenses emphasis the continuous effectsof a past event on the current state of affairs.(Structure: has/have + participle)Words often used with be:Often used with words like ‘never, ever, once, severaltimes, already, so far, for, since’.Past Perfect Tenses make the sequence/ relationshipbetween two past events clearer.(Structure: Had + participle)Words often used with be: before/ after