subject + has/have + been + past participleUse has been with singular subjects and have been with plural subjects. The subject receives the action.
Use perfect passive forms to focus on the result: has/have been done for a result now, had been done for a result before a past moment.
subject + has/have + been + past participleUse has been with singular subjects and have been with plural subjects. The subject receives the action.
subject + had + been + past participleUse had been + past participle for a finished passive action before another past point.
The package has been delivered.
Singular subject: use has been + past participle.
Use Present Perfect passive when the action is finished and the result matters now. The order has been confirmed.
Use Past Perfect passive for something completed before another past event. The documents had been signed before the meeting started.
Use the passive when who did the action is unknown or not important. The road has been closed.
A by-phrase is optional. Add it only when the doer matters: The museum has been restored. / The museum has been restored by experts.
Has been connects the result to now. Had been shows the action was finished before another past moment.
BUILD_PRESENT_PERFECT_PASSIVEw5Use has been or have been when the action happened before now and the receiver of the action is the focus. Match has with singular subjects and have with plural subjects.
BUILD_PAST_PERFECT_PASSIVEw5Use had been + past participle for an earlier finished action before another past time or event. The subject receives the action, not does it.
CHOOSE_PRESENT_OR_PAST_PERFECT_PASSIVEw4Use has/have been when the result connects to now. Use had been when the action was already finished before a past moment.
USE_PASSIVE_WHEN_RECEIVER_MATTERSw3Choose the passive when the result or affected thing is more important than who did the action, or when the doer is unknown or not needed.
RECOGNIZE_PERFECT_PASSIVE_MARKERSw3Markers like already, yet, just, before, by the time, and before now help signal present or past perfect passive meaning.
AVOID_ACTIVE_WORD_ORDER_IN_PASSIVEw5Do not keep the active verb shape after has, have, or had. Perfect passive needs been + past participle.