题目内容：
The American Family In the American family the husband and wife usually share ,important decision making. When the children are_____（51） enough, they take part as well.Foreigners are often surprised by the permissiveness （宽容） of American parents. The old rule that "children should be seen and not heard" is rarely_____（52）, and children are often allowed to do_____（53） they wish without strict control of their parents. The father seldom expects his children to listen to him_____（54） question, and children are encouraged to be_____（55） at an early age. Some people believe that American parents carry this freedom_____（56） far. Others think that a strong father image would not_____（57） the American values of equality and independence. Because Americans emphasize the importance of independence, young people are expected to_____（58） their parental families by the time they have_____（59） their late teens or early twenties. Indeed, not to do so is often regarded as a _____（60）, a kind of weak dependence.
This pattern of independence often results in serious_____（61） for the aging parents of a small family. The average American is expected to live_____（62） the age of 70. The job-retirement age is_____（63） 65. The children have left home, married, and_____（64） their own households. At least 20 percent of all people over 65 do not have enough retirement incomes._____（65） the major problem of many elderly couples is not economic. They feel useless and lonely with neither an occupation nor a close family group. A．senior
B．junior
C．old
D．young
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