ben isnt near Caps skill level in the least bit, ben aint nothing but a n ex boxer, not a world champ just an ex boxer, cap made bantam look like a noob in the hands.
and as for cap winning, Do pressure points work on Thing??? if they dont i cant see thing being hurt too bad, so this fight would just be cap running and dodging.
Well he had army training and wrestling training and as you said boxing training. http://spider-bob.com/heroes/marvel/ThingII.htm