The phrase "a present one" is correct and usable in written English.
It can be used to refer to something that is currently existing or available in the present time.
Example: "Among the various options, I prefer to focus on a present one that meets our current needs."
Alternatives: "a current one" or "an existing one".
A body, a face, a voice inscribed both in a past and a present: one could call that cinematic (and not "the" cinema).
The simple act of acknowledging the problem as a present one is a small step that will go a long way in improving the mindset of the jobless graduate.
Ridicule is the customary fallback position of mediocre opera directors who, unable to cope with the translation of an older period to a present one, simply make fun of what they do not understand.
Before long, he realized he had begun something that couldn't be stopped, a Christmas tradition with a regular cast of characters, a past as well as a present, one of those reminders that the more noble notions of Christmas can sometimes creep in amid the seasonal clutter of commerce, bustle and noise.
Recently, Erin told me her story of how decluttering her home helped her transition from a stressed-out mom to a present one.
I got him a present one time.
Some of the heroes of the resistance were also present – one on a stretcher.
Mr. Azoff said he gave the singer Joe Walsh a chain saw as a Christmas present one year -- not for sawing logs, but hotel furniture.
From the instant of the attack, Americans were pitched into an intensified present, one charged with a terrifying sense of a precarious purchase on the world.
"They conjure a mythical past, an alternative present, one my father would be happy to indulge in if it wasn't for the war.
Now that's a good present: one that multiplies itself.
