The thief was seen by an old woman.
The sentence "Sentences can be written in active and passive voices" is a declarative sentence written in passive voice.
No this sentence is not passive voice.
This use of passive voice is appropriate because the performer of the action is unimportant.
This sentence can't be changed into a passive voice.
"The tornado warning scared you." is active voice. "You were scared by the tornado warning." is passive voice.
The thief was identified by the detective.
The sentence "Sentences can be written in active and passive voices" is a declarative sentence written in passive voice.
No this sentence is not passive voice.
the thief has been caught
No, "He is a boy" is not in passive voice. Passive voice involves rearranging the sentence to emphasize the receiver of the action rather than the doer, which would change the sentence to something like "The boy is being called."
"The road was closed by the police due to an accident" is a sentence that uses the passive voice.
It is written in the passive voice
Our has no bearing over whether a sentence is active or passive. It can be used in both. Active voice: A nice couple bought our house. Passive voice: Our house has been bought by a nice couple.
The sentence "The potholes on our street will be repaired" has a verb in the passive voice ("will be repaired").
You change passive voice to active voice by making the actor(s) the subject of the sentence, e.g., "the question was asked by the user" (passive) versus, "the user asked the question" (active).
This use of passive voice is appropriate because the performer of the action is unimportant.
No, this sentence is in the active voice. In passive voice, it would be "The tree was planted."