问题
问答题
设二次型
1.求常数a；
答案
参考答案：
令
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设二次型
1.求常数a；
参考答案：
令
Sports are by nature competitive. But recently, the over-competitive nature youth sports seem to have taken on has led to cause for ____. Those who are strongly against competition point out that in a competition, only one wins while the rest ____. They argue that competition leads children to define themselves by the outcome, tying their self-esteem(自尊心) up with their ability to ____ others. They further argue that competition causes anxiety, affects learning and causes children to view others as____ to their success. Competition restricts participation and ___ success. A “win-at-all-costs” mentality can cause children to pay little attention to honesty and fair play. On the opposite side of the debate are those who view competition as a ____ part of American society. They argue that placing kids in a competitive situation such as sports helps prepare them for a(n) ____ life in our society that is full of competition. ____ is a normal part of human nature and part of everyday life. Other arguments ____ competitive sports are that they provide challenges, help kids develop skills, and teach them how to get along with others. The third side of this debate says that a little competition can’t be that ____, as long as competition does not get out of hand and take on a “win-at-all-costs” mentality. They claim that competition in itself is not bad and it can serve as a ____ of social comparison, necessary for adolescents to see how ____ they are. Their advice is to introduce competition ____ while focusing more on mastery and cooperation during childhood. The gradual shift toward competition will allow children to build skills, participate fully, and focus on ____ rather than winning. It is important that you consider all of the possible ____ of competition before you put your child in a competitive situation.
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