What sentence is written in the passive voice teacher gave Martha a note to take home her parents or was given by parents?

The sentence "Teacher gave Martha a note to take home her parents" is in the active voice.

Here's how to change it to the passive voice:

Martha was given a note to take home to her parents by the teacher.

Here's the breakdown:

* Active voice: The subject (teacher) performs the action (gave).

* Passive voice: The object (Martha) receives the action (was given). The original subject (teacher) becomes the agent in the prepositional phrase "by the teacher".