  :I really don't want to see this article go the way of Wikipedia's articles on mathematics, which so often are meaningful only to those who already know the subject matter.  Someone who is not already knowledgeable about the passive voice is simply not going to work his or her way through the sections on construction of the passive. :I think you're right on the structure of the usage and style section (notwithstanding that I wrote the original version of that), and I urge you to improve it.    