The phrase "again been shown" is not correct in standard written English.
It can be used when referring to something that has been demonstrated or proven multiple times, but it requires additional context or grammatical structure to be complete.
Example: "The results of the experiment have again been shown to support the initial hypothesis."
Alternatives: "once more demonstrated" or "repeatedly proven".
Thus Michelangelo destroyed the possibility of Raphael's tapestries ever again been shown in their full sequence.
Considering his club form cannot even please his grandfather, it was rumoured that Myles might be one old timer to face the chop but loyalty has again been shown.
Even before the recent disaster, the death rate this year, compared with the start of 2014, was ten times greater and still people have been coming in the same numbers.European solidarity has yet again been shown to be flimsy.
Through the first half of the century, the gallery had made a reputation for international class shows, culminating in 1939 with the exhibition of Picasso's Guernica, on its way to Moma, the Museum of Modern Art in New York, for security after Franco's triumph in the Spanish civil war; it has never again been shown in Britain.
Today the NSA and its British cohort have again been shown to have less than minor respect for private property, or privacy.
"This ruling should also encourage other countries to press ahead with standardised packaging, now that the industry's arguments have yet again been shown to be without foundation," she said.
After days showing nothing but a blue screen, New York City's cable television channel for off-track betting has again been showing horse races.
Italian movies are again being shown here; Park Theatre has become Cinema Verdi.
A deal was struck; his paintings were returned to him on condition that they never again be shown in Britain.
In a video in March, Cantlie also appeared to be in Mosul, and again was shown as if presenting a news report.
Italian movies are again being shown here; Park Theatre has become Cinema Verdi.… Incidental Intelligence: The Dust Exterminator Company makes its headquarters at 419 Broome Street.
