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Passive Voice
People who are exposed to toxic fumes may develop chronic eye and lung conditions.
Tonnes of CO2 have been avoided by using renewable technologies.
Corn and soya beans can be replanted and regrown after the harvest is collected.
Natural gas or propane will probably be used to power future home fuel cells.
PASSIVE VOICE
• Use the Passive Voice to focus on the action, not on the agent.
• Active voice: We have avoided tonnes of CO2 by using renewable technologies.
• Passive voice: Tonnes of CO2 have been avoided by using renewable technologies.
Passive Voice – Present Tenses
Verb Tense Active Voice Passive VoicePresent Simple They use natural
gas to power houses.
Natural gas is used to power houses.
Present Continuous
They are using natural gas to power houses.
Natural gas ___________ to power houses.
Passive Voice – Present Tenses
Verb Tense Active Voice Passive Voice
Present Simple They use natural gas to power houses.
Natural gas is used to power houses.
Present Continuous
They are using natural gas to power houses.
Natural gas is being used to power houses.
Passive Voice – Past Tenses
Verb Tense Active Voice Passive VoicePast Simple They used
natural gas to power houses.
Natural gas ___________ to power houses.
Past Continuous They were using natural gas to power houses.
Natural gas was being used to power houses.
Passive Voice – Past Tenses
Verb Tense Active Voice Passive VoicePast Simple They used
natural gas to power houses.
Natural gas was used to power houses.
Past Continuous They were using natural gas to power houses.
Natural gas was being used to power houses.
Passive Voice – Perfect Tenses
Verb Tense Active Voice Passive VoicePresent Perfect They have used
natural gas to power houses.
Natural gas ___________ to power houses.
Past Perfect They had used natural gas to power houses.
Natural gas had been used to power houses.
Passive Voice – Perfect Tenses
Verb Tense Active Voice Passive VoicePresent Perfect They have used
natural gas to power houses.
Natural gas has been used to power houses.
Past Perfect They had used natural gas to power houses.
Natural gas had been used to power houses.
Passive Voice – Future Tenses
Verb Tense Active Voice Passive VoiceFuture Simple They will use
natural gas to power houses.
Natural gas will be used to power houses.
Going to They are going to use natural gas to power houses.
Natural gas ____________ to power houses.
Passive Voice – Future Tenses
Verb Tense Active Voice Passive VoiceFuture Simple They will use
natural gas to power houses.
Natural gas will be used to power houses.
Going to They are going to use natural gas to power houses.
Natural gas is going to be used to power houses.
Passive Voice – Modal VerbsVerb Tense Active Voice Passive VoiceCan They can use
natural gas to power houses.
Natural gas can be used to power houses.
May They may use natural gas to power houses.
Natural gas ___________ to power houses.
Could They could use natural gas to power houses.
Natural gas could be used to power houses.
Should They should use natural gas to power houses.
Natural gas ___________ used to power houses.
Passive Voice – Modal VerbsVerb Tense Active Voice Passive VoiceCan They can use
natural gas to power houses.
Natural gas can be used to power houses.
May They may use natural gas to power houses.
Natural gas may be used to power houses.
Could They could use natural gas to power houses.
Natural gas could be used to power houses.
Should They should use natural gas to power houses.
Natural gas should be used to power houses.
CRÉDITOS• Slides 1 e 2: http://
quest.eb.com/images/137/137_3163/137_3163950-W.jpg • Slide 3: http://quest.eb.com/images/132/132_1303/132_1303768-W.jpg • Slide 4: http://quest.eb.com/images/167/167_4001/167_4001009-W.jpg • Slide 5: http://quest.eb.com/images/132/132_1306/132_1306311-W.jpg
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