填空题

In the United States the cost of living has been steadily rising for the past few decades. Food prices, clothing costs, housing expenses, and tuition fees are (36) getting higher and higher. Partly because of (37) need, and partly because of career choices for personal (38) , mothers have been leaving the (39) role of full-time homemaker. Increasingly they have been going out of home and taking (40) jobs in the society.
Making such a significant role change (41) the life of the entire family, especially the children’s. Some (42) are obvious. For example, dinnertime is at a later hour. Mothers leave home early in the morning, feeling (43) because they will not be at home when their children return from school. They suppress their guilt since they believe that their work will benefit everyone in the long run. (44) .
The emotional impact on the children can be significant. After all, they are alone for several hours during the daytime, and they feel that their mothers should be there for them. (45) . All too often, however, the mothers arrive home exhausted and face the immediate task of preparing dinner for the family. (46) .