Your question is not annoying, you're not bothering me, and you don't owe me an apology. So not to worry.
I took your question to mean whether ditransitive verbs (i.e., those that take two objects) could do so only in the passive voice. Did I misunderstand you?
Unfortunately, I didn't read your examples close enough, because in the sentence with a p
An implicit subject is one that's missing but understood. For verbs in the imperative mood (commands), this subject is the second person pronoun ("you"). "Go home!" is really "[You] go home!" In your example #1, "The event was accounted a success" there is an explicit subject, namely "event." We can transpose that verb to the active voice and say, "I accounted the event a success." Now "I" is