"been" is correct and usable in written English. You can use it as a past participle of the verb "be" to form the passive voice of verbs. Example sentence: The painting had been delivered to the gallery awaiting exhibition.
But it could have been".
Never have been.
(So-called femidoms, inserted by the woman, have been a dismal failure).
Though that announcement had been hedged with the usual caveats, there was guarded optimism that MDP 301 would have similar results.
This has been corrected.
"Marriage is the union between a man and a woman, has been historically, remains so.
"I am proud and honoured to have been selected for this area.
Ludwig does not simply clarify my doubts with English writing, it enlightens my writing with new possibilities
Simone Ivan Conte
Software Engineer at Adobe, UK