“Picked” in “I picked the apples” is an 'active' verb because it shows that the subject “I” is the one who picked the apples.
After two years of 'active duty' [=two years of being a full-time member of the military] she entered the reserves.
He saw no 'active service' [=he did not fight in any battles] during his time in the army.
(..) to be abstinent... ...is like asking a porcupine to poop goat cheese. Yuck. So since the majority of you are or will become sexually active at some point... But that point should be way, way in the future, right? Well, the official school position... ...is that we prepare you for safe sex now. (..)2009 17 Again