Anonymous Here I am introducing him Not really; most readers have heard of him. Anonymous Either is acceptable (in terms of articles), right? Yes, but the only reasonable choice is 'the'.
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.
AnonymousHere I am introducing himNot really; most readers have heard of him.
AnonymousEither is acceptable (in terms of articles), right?Yes, but the only reasonable choice is 'the'.
Mister MicawberYes, but the only reasonable choice is 'the'.Because most readers have heard of him or because he was the only one who wrote the book?
AnonymousBecause most readers have heard of himHe is a quite famous writer.
AnonymousJohn Smith was a billionaire tycoon who was convicted of murder in 1950. Here "a" is more reasonable than "the", wouldn't you say?Yes, right. That's the idea.
AnonymousJohn SmithNobody will have heard of John Smith.
Anonymous the choice of articles here is not really a mistake, more of an assumption.Yes, and in the cases above, the other article is not wrong, it is just the poorer choice.