单项选择题

Playing organized sports is such a common experience in the United States that many children and teenagers take them for granted. This is especially true (1) children from families and communities that have the resources needed to organize and (2) sports programs and make sure that there is easy (3) to participation opportunities. Children in low- income families and poor communities are (4) likely to take organized youth sports for granted because they often (5) the resources needed to pay for participation (6) , equipment, and transportation to practices and games (7) their communities do not have resources to build and (8) sports fields and facilities.
Organized youth sports (9) appeared during the early 20th century in the United States and other wealthy nations. They were originally developed (10) some educators and developmental experts (11) that the behavior and character of children were (12) influenced by their social surroundings and everyday experiences. This (13) many people to believe that if you could organize the experiences of children in (14) ways, you could influence the kinds of adults that those children would become.
This belief that the social (15) influenced a person’s overall development was very (16) to people interested in progress and reform in the United States (17) the beginning of the 20th century. It caused them to think about (18) they might control the experiences of children to (19) responsible and productive adults. They believed strongly that democracy depended on responsibility and that a (20) capitalist economy depended on the productivity of workers.

14（）

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