The phrase "acting perfectly" is correct and usable in written English.
It can be used to describe someone performing their role or duties without any mistakes or flaws.
Example: "In the play, the actor was acting perfectly, capturing the essence of the character flawlessly."
Alternatives: "performing flawlessly" or "behaving impeccably".
"Jocko is attractive, clever and alert on the surface, but evil at the core," Brooks Atkinson wrote in The Times, "and Mr. Gazzara's acting perfectly expresses this ambivalence".
Under Griffith's direction, she honed a naturalistic style of acting perfectly suited to closeup photography, making her the world's pre-eminent cinematic actor.
As Portugal had indicated its willingness to accept a Rhodesian diplomat, Dupont said, the Rhodesian government was acting perfectly within its rights.
On the other hand, don't panic if he has a fever but is acting perfectly normal.
Kristine Landon-Smith's production makes an agreeable spectacle, Sue Mayes's design beautifully evokes Rajasthan skies and the acting is perfectly good.
Its intricate storytelling and phenomenal acting sit perfectly on the channel, further cementing our channel's position as the home of quality drama in the UK".
And within that scene is a sterling example of stealth acting: a perfectly delivered show-stopping line from an actor who, to that point, had barely made an impression.
"Kristine Landon-Smith's production makes an agreeable spectacle," says Billington, for instance, adding that, "Sue Mayes's design beautifully evokes russet Rajasthan skies, and the acting is perfectly good".
His acting was perfectly scaled to the confines of the small screen because so much of it was localized -- existing from the neck up, in the way he would hold his head down for a beat and peer up slightly into the lens.
The other part he suggested was quantum coherence, a state of being whole that involves molecules acting in perfectly correlated ways, and a special thermodynamics of life, which he referred to a 'negentropy', or 'negative entropy'.
"We were all under the impression that we were acting in a perfectly legal space with Megaupload, and that we as service providers would not face any actions like this.
