Passive Voice: By Agent Usage

Learn when to include or omit 'by + agent' in passive voice. Master the rules for famous people, unknown agents, and general statements.

Level: B1-B2Difficulty: medium⏱️ 15 minutes
Question 1 of 200 correct so far

Question 1

Transform the active sentences into passive voice. Decide whether to include or omit the agent (by...) based on context.

Active: Someone stole my bike.

💡 Tips for Success

  • Omit: unknown agents (someone, somebody), general agents (people, they)
  • Include: famous people, specific causes, surprising information
  • Include: when the agent provides important context or credibility
  • Omit: when the agent is obvious or unimportant

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