And recovery flights of downed / incorrectly landed (wrt airfield) aircraft, crossing active zones while unarmed, international delivery across the globe, and officially no fighting stuff ... although that was somewhat divorced from practice in the asian theatre.

Still, thanks for chipping in with a "no true Scotswoman" pilot variation - of course bombardiers got training in sighting, navigators in map reading .. largely at that time combat pilots got experience or got dead while exposed to all the barrack room theory about tactics that may or may not survive enemy contact.