填空题

In the past, American families tended to he quite large. Parents raising five or more children were common. Over the years, the size of the family has (36) . One reason for this is an increase in the cost of living. On the average, children attend schools for more years than they used to, making them financially (37) on their families longer. Moreover, children nowadays are better dressed and have more money to spend on (38) . The parents usually take charge of all the (39) . Meanwhile, families are less close than they used to be. More and more American mothers work away from home. The break-up of the family or. cum when the parents (40) . A lot of children in the U.S. live part of their young lives with only one parent, Children (41) themselves when their parents separate. They grow up feeling (42) as they are moved back and forth between parents. Usually one parent is (43) for raising the children, These single parents must care for the children’s emotional and psychological needs while also supporting them financially. (44) . Single parents often marry other single parents. (45) . The situations of many American families today are not good. (46) . The rate of childbirth is rising. Perhaps Americans have learned how important families are.