Everyone needs an editor

If you are done with your book, it’s time for an editor. Whether you publish traditionally or independently, you’ll want someone with fresh eyes to take a close look at your work.
One thing you’ll want is someone who respects your voice, but who can still find problems you may have missed.
Here are some tips for meeting your next best friend.

How to Find an Independent Editor to Review Your Work – Writer’s Circle
http://writerscircle.com/2014/09/how-to-find-an-independent-editor-to-review-your-work.html

You pick the verb

When I finished my master’s thesis and showed it to my advisor, the first thing he did was mention that my opening sentence was in passive voice. I told him I knew it. I said I started the sentence with the piece I wanted to emphasize.
I’ve encouraged journalists to avoid passive constructions by telling them to make it clear who’s to blame. “Council members voted to …” versus “An ordinance was passed … .” (And, yes, I know that’s a sentence fragment.)
Be a concious writer. Use your verbs wisely.
Here’s a longer discussion of passive and active voice.

This Itch of Writing: What is passive voice, and why are you told to avoid it

http://emmadarwin.typepad.com/thisitchofwriting/2014/09/what-is-passive-voice-and-why-might-it-be-a-bad-thing.html