has been, have been, had been

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Please, tell me when we should use "has been, have been, had been"? Something it was started in past and still continuing, is it possible to use "has been"?
Please, tell me when we should use has been, have been, had been? Something it was started in past and still continuing, is it possible to use has been?

Passive perfect progressive is super bizarre. : r/grammar

Past Perfect Continuous Tense: Definition, Rules and Useful Examples

Index of /wp-content/uploads/2019/10/

Grammar, 'has to have been,' and 'had to have been.' Can someone explain the difference in how to use them? - Quora

When should I use 'has been', 'have been' and 'had been'? - Quora

Use of HAS BEEN, HAVE BEEN, HAD BEEN in English - English With Ashish

How To Use… HAVE BEEN / HAS BEEN / HAD BEEN English Grammar Lesson with 150 Example Sentences

Past Tense of Have: Mastering English Grammar - ESLBUZZ

Present Perfect vs Past Perfect - TED IELTS

Verb Be (examples, videos)

If Only I Had Told Her by Laura Nowlin