The phrase "and is interested only" is correct and usable in written English.
It can be used to specify that someone has a singular focus or concern regarding a particular subject or matter.
Example: "She is an expert in marine biology and is interested only in the conservation of endangered species."
Alternatives: "and is solely focused on" or "and is exclusively concerned with".
However, Turkish officials said Sunday that Saudi Arabia appears to be using delay tactics and is interested only in presenting a facade of cooperation.
What of the kind of sensibility, I wonder, that has no dealings with concepts of "Nation" and is interested only in aesthetics, in language as the plastic stuff of form?
In a description that may strike a familiar chord with anyone who watches cable news or listens to talk radio today, Lippmann assumed a public that "is slow to be aroused and quickly diverted... and is interested only when events have been melodramatized as a conflict".
His father, Marty, Hankie's handsome brother, has a terrible temper and is interested only in sport; his mother, Merona, achieves a rebellion against Hankie's taste by listening to the Mamas & the Papas and gathering her girlfriends for "consciousness raising" meetings – all overheard by her son from the stairs.
At the same time, apps can still have access to those users who wouldn't otherwise have downloaded their app, and may be interested only in a subset of their service.
She is portrayed as deceitful, someone who regularly revised her life story, and who was interested only in making money.
Mrs. Capito complained that her Democratic opponent, Jim Humphreys, and other Democrats were interested only in attacking and scaring and not in saying what they would do to preserve the solvency of the Social Security system.
One was to the actress Joan Collins, who once said that his love for her had been 'as shallow as a pan of water', and that he was interested only in his own emotions, his writing and teenagers.
Not all kids listen to pop music, and not all kids are interested only in hearing histrionics and a big high note at the end.
"I used to make pretty food or just food I liked and was interested in only getting better at sculpting," writes Kilgast.
