For example, "Running." After activating this skill a month ago, he only took half a month to raise it to Lv3. His time improved from the original 3 minutes and 42 seconds for one kilometer to 2 minutes and 36 seconds.,This is a good result for a high school student, but with Xue Jingzhu's previous achievements, the physical education teacher's face remained unmoved.,“I demand you take a drug test right now... You were on drugs, weren't you How could you run that fast...”。