The phrase "alert audience" is correct and usable in written English.
It can be used to describe an audience that is attentive, aware, and responsive to the information being presented.
Example: "The speaker was pleased to see an alert audience, fully engaged and ready to participate in the discussion."
Alternatives: "attentive audience" or "engaged audience".
Michelangelo Antonioni's "Avventura" is a "modern 'Odyssey' for an alert audience".
Now I have a much brighter, more alert audience who might not necessarily agree with what I'm saying, but they're interested in a discourse.
"The Great Money Trick" never failed to work both for the angry, sharp and sympathetic audience at the Everyman and the more conservative, though equally alert, audience in Chichester's Minerva theatre.
Titled "Destiny Intertwined," the installation is supposed to alert audiences to the rising water levels that threaten both Tuvalu and Venice.
Yet, Mackenzie remains committed to making this movie into a vehicle to alert audiences to the tragedies of human trafficking.
With numerous cameras in place and some good and fancy footwork by the TV crews, nothing is hidden from the ever-alert audience.
Come to daddy... Jack Nicholson in The Shining A film trailer currently doing the rounds alerts audiences to a heart-warming tale about a father and his son.
A 2009 staged performance led by Marc Minkowski in Paris did a far better job of alerting audiences to the strengths of Wagner's first opera, which adheres to the Romantic tradition of Weber and Marschner in drawing on the supernatural.
Color Saturation Like most musicals of the period, "West Side Story" also frequently alerts audiences that it is taking place in an artificial world by using bold and unnatural colors.
Alerting audiences to the painful problems of penury and disease in Malawi is an exceptionally good thing -- and it is also a good gesture, pace those skeptical of the 'drop-in-the-bucket' effort -- that Madonna saved a dying little boy and tried to adopt him.
For Jason Lives, Tom McLoughlin instructed Manfredini to create a score that would not alert the audience about what was happening or about to happen, "but instead allow the audience to do it to themselves".
