When may has been used, especially to ask for permission, in a sentence that is now being reported, we use might in its place, as in " He asked if he might use the car for his date tonight" " She wondered if she might bring a friend to the show"That must have been terrifying! In the sentence "The door might have been closed", the main verb is already in the perfect form (the equivalent nonperfect sentence would be "The door might be closed") However, it is not the present perfect, but the perfect infinitive, since after "might" we use an infinitive form of the verb There is no need and no way of shifting the sentence to the present
Dificil Fabricacion Inventar And Less Is Used In The Sentences Regimiento Susurro Impresion