When we turn an active sentence into the passive voice, we make several changes in it. Choose the suitable part of a sentence for each change.

Choose the correct option.

It becomes a subject of the passive sentence. [The subject of an active sentence|The active verb of an active sentence|The object of an active sentence]

It might be omitted. [The subject of an active sentence|The active verb of an active sentence|The object of an active sentence]

It becomes passive. [The subject of an active sentence|The active verb of an active sentence|The object of an active sentence]

It might be introduced with the preposition by. [The subject of an active sentence|The active verb of an active sentence|The object of an active sentence]

It retains its tense. [The subject of an active sentence|The active verb of an active sentence|The object of an active sentence]

When do we use the passive voice? More than one correct answer is possible.

Tick the correct answers.

• To highlight the action, not the actor
• When we don't want to mention that the action was completed
• When we don't know what happened
• When we don't know who completed the action
• When the actor is not important