If I had only that sentence to go on, I would assume 'my sons' meant 'all my sons'.
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.
TakaDoes it mean that as a stand alone sentence your default interpretation is #1, but if you have other sentences with it as the context that tell you that there are other sons, it's possible to take the sentence in question as #2?It would take a lot of context to understand it as #2.
TakaI see. But what about this?"You see them? They are my sons."This "my sons" doesn't necessarily mean they are all the sons in that person's family, does it?That would depend on context.
TakaMy sons who played that piano are now professional musicians.It is an odd-sounding phrase. These are more likely: