To be Verbs

am, is, are, was, were, has or have been, had been, will have been, being, and to be.

I am aware that the use of "To Be Verbs" need avoiding in my essay papers. However, I still find myself using them. During my venture on the web, I found a explanation on why to avoid "to be verbs. Rephrasing sentences containing expletives, to be verbs, and the passive usually leads to a clearer, more concise, and more vigorous and persuasive style. (SDSU writing center)