Is the verb in active or passive voice tutor always proofreads writing assignments?

The verb "proofreads" in the sentence "Tutor always proofreads writing assignments" is in the active voice.

Here's why:

* Active voice: The subject (tutor) performs the action (proofreads).

* Passive voice: The subject is acted upon. The sentence would be in passive voice if it were "Writing assignments are always proofread by the tutor."

Let me know if you have any other questions about voice!