"May I ask what your own particular subject of interest at the museum might be?"
However with economic development, money becomes a dominant subject of interest.
Exactly how this happened was the subject of later interest.
To her, the small talk from his race's past was a subject of historic interest, no more.
American Presidential elections are a subject of deep interest around the world.
The main subject of interest today was how women would vote in November.
Aviation was then a subject of great popular interest, and many people came to watch.
This report is the subject of great interest, not only within the group but also outside Parliament.
His age was a subject of interest to the other guests.
The two almost immediately fell into conversation upon perhaps the only subject of common interest between them.