Singly select these events. In the options to the event turn difficulty to easy and turn game mode to arcade. With these settings all of these events can be easily done. For the 800m and 1500m races, you use the left and right analogue sticks by pushing them up alternatively with a steady rhythm. Try and maintain a steady speed with a good rhythm. Keep your power gauge at the same point as your speed marker to run without losing stamina. Try to stay behind opponents and keep a steady speed in their slipstream. Make sure at the end of these races ou have plenty of power in the white guage that curves along the bottom of the screen. This will decrease if you run too fast. Once it has gone your speed bar with start shortening with a red bar coming down, so try to keep a reasonable speed.