中国大学MOOC: 法特莱克(Fartlek)练习意思是()，锻炼地点比较随意，是一种可减少枯燥感的锻炼方式，练习时间与休息时间的比例不固定。

法特莱克(Fartlek)练习意思是()，锻炼地点比较随意，是一种可减少枯燥感的锻炼方式，练习时间与休息时间的比例不固定。 A: 柔韧运动 B: 力量运动 C: 协调运动 D: 速度运动

Fartlek training method, also known as speed game training method, refers to the training method in which athletes change their（）at will for a long time A: Land drills, wheel t and traction training B: speed, content and environment C: Strength training, land drills and endurance training D: Training methods for jumping movements, speed endurance and environment