I would really resent him doing this project.
I would really resent his doing this project.
What I suspect is that the difference between in these sentences is that the emphasis is put upon the action of "doing this project" in the first sentence and the emphasis is put upon the subject of "doing this project.Am I right?
Secondly, how can we know in which part the emphasis is put when we come across a sentence in which a pronoun is not used?