Present (active): The owner is walking the dog.
Present (passive): The dishes were washed.
Past (active): The player was throwing the ball.
Past (passive): The grass was mowed by the gardener.
Present (active): The owner is walking the dog.
Present (passive): The dishes were washed.
Past (active): The player was throwing the ball.
Past (passive): The grass was mowed by the gardener.
present passive: The dishes are being washed. “have been” would indicate that the action is complete with respect to the present, i.e., it’s in the past.