Sport is not only physically challenging, but it can also be mentally challenging-critical coaches，parents，and other teammates，as well as pressure to win can create an excessive anxiety or stress for young 运动员Stress can be physical? emotional? or psychology.
research has indicated that it can lead to burnout. Burnout has been described as dropping or) ari activity that was at one time enjoyable.
The early years of development are critical years for learning about oneself. The SP one where valuable experiences can take place. Young athletes can，for example?learn how to coo. with others,make friends,and gain other social skills that will be used throughout their lives. Coaches and parents should be aware, at all times, that their feedback to youngsters can greatly affect children. Youngsters may take their parents' and coaches’ criticisms to heart and find a flair (缺陷) themselves.
Coaches and parents should also be cautious that youth sport participation does not become work for children. The outcome of the game should not be more important than the process of learning the sport and other life lessons. In today’s youth sport setting, young athletes? may be worrying more about who will win instead of enjoying themselves and the sport. Following a game many parents and coaches focus on the outcome and find fault with youngsters，performances. Positive reinforcement should be provided regardless of the outcome. Research indicates that positive reinforcement motivates and has a greater effect on learning than criticism. Again, criticism can create high levels of stress，which can lead to burnout.
4. According to the passage sport is positive for young people in that_?
A. it can help them learn more about society
B. it teaches them how to set realistic goals for themselves
C. it enables them to find flaws in themselves
D. it can provide them with valuable experiences
讲解答案：
D 文中第二段中：The early years of development are critical years for learning about oneself. The sport setting is one where valuable experiences take place. Young athletes can learn how to...(发育 早期是了解自己的最关键的几年，运动场是一个获得有价值的经历的地方，青少年运动员可以学 到……)所以运动对青少年的积极影响在于它能向他们提供有价值的经历。D项全面的解释总结 了这句话，最合适。注意：不要受A项的干扰，A项说，运动可以帮助他们更多地了解社会。原文 没有提到这一点,只是提到，在运动中可以“获得一生受用的其他社会技能”(...and gain other social skills that will be used through their lives)。因此 A项不是正确答案，D 才是正确的。
