Had Been V3 Kullanımı. The room has been painted by her she had painted the room. S had been ving.

In the simple present tense we use am is are instead of being. To amend the sentence for clarity. The v3 past participle form of a regular verb looks just like a regular verb in the past simple.
S had been v1 ing o pasif.
Perfect it will have been opened by next week.