Then he wrapped my hands , put the gloves on me and brought me over to the heavy bag . He 'd call out strings of punches like , " 2 , 3 , 2 , 4 ! " and I 'd have to hit the bag with the corresponding punches that I just learned . That part was fun .

Give answer the following question using evidence from the above passage: What is the narrator describing ?
They are describing receiving personal training .