Active & Passive Voice

1. Simple Present Tense
 
 Active Voice
    People make books from trees
   
 Passive voice
    Books are made from trees


2. Past Perfect Tense

Active Voice
  He had helped you so many times

Passive voice
  You had been helped so many times


3. Past Perfect Continuous Tense

Active Voice
  lolo had been reading book in bedroom before going to school

Passive Voice
  Book had been being read by Lolo before going to school


4. Present Prefect Continuous Tense

Active Voice
  Recently,wawan has been doing the work

Passive Voice
  Recently, the work has been being done by wawan