For the first two days she said not a word to me upon the subject.
She did a pretty good job, although we never agreed upon the subject of "population control" as such.
Making it, in fact, part of his own knowledge that could be brought to bear upon the subject at hand.
In 1910 a work was published upon the subject of Hell.
Peters then said he would sound the others of his party upon the subject, and went away.
I shall be happy to give you an opinion upon the subject in the course of a day or two.
"I was aware that you had written a book upon the subject."
The two almost immediately fell into conversation upon perhaps the only subject of common interest between them.
The public has seen the extract, on which account I have nothing to say upon the subject.
She seems to have her own ideas upon the subject.