have been sporting
Presente perfecto progresivo del verbo sport.

sport

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500+ learners.
It wouldn't have been sporting enough if we could beat him like that!
¡No habría hecho demasiado deporte si lo pudiéramos derrotar así!
And I think the answer is thatthat it wouldn't have been sporting, it wouldn't have been playing the game.
Y creo que la respuesta es que no habría sido deporte, no habría sido jugar el juego.
Palabra del día
derretirse