Unit 1 The Development of Athletics Unit 2 Sport of Athletics in Modern Era Unit 3 Running Unit 4 Jumping Unit 5 Throwing Unit 6 Combined Events Unit 7 Stadium Unit 8 Track Rules Unit 9 Field Rules Unit 10 The IAAF Unit 11 Main Competitions —— The Olympic Games, Paralympics Games and World Championships Unit 12 Marathon Unit 13 International Influential Stars Unit 14 Doping Key to the Exercises