[填空题]Sport is not only physically challenging, but it can also be mentally challenging. Criticism from coaches, parents, and other teammates, as well as pressure to win can create an (36) amount of anxiety or stress for young athletes. Stress can be (37) , emotional, or psychological, and research has (38) that it can lead to burnout. Burnout has been described as dropping or (39) of an activity that was at one time enjoyable. The early years of development are critical years for learning about oneself. The sport setting is one where valuable (40) can take place. Young athletes can, for example, learn how to work together with others, make friends, and (41) other social skills that will be used throughout their lives. Coaches and parents should be aware, at all times, that their (42) to youngsters can greatly affect their children. Youngsters may take their parents’ and coaches’ criticisms to heart and fi