题目内容
At the age of 40s and 50s, people should emphasize a variety of activities for ______.
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In their 20s and 30s, men should consider getting involved in various sports for body flexibility.
In the United States the first day nursery was opened in 1854. Nurseries were established in various areas during the (31) half of the 19th century; most of (32) were charitable. Both in Europe and in the U. S. , the day-nursery movement received great (33) during the First World War, when (34) of manpower caused the industrial employment of unprecedented numbers of women. In some European countries nurseries were established even in munitions plants, under direct government (35) . Although the number of nurseries in the U. S. also rose (36) , this rise was accomplished without government aid of any kind. During the years following the First World War, (37) , Federal, State, and local governments gradually began to (38) a measure of control in the day nurseries, chiefly by (39) them and by inspecting and regulating the conditions within the nurseries. The (40) of the Second World War was quickly followed by an increase in the number of day nurseries in almost all countries, as women were again (41) to replace men in the factories. On this (42) the U.S. government immediately came to the support of the nursery schools, (43) $ 6,000,000 in July, 1942, for a nursery-school program for the children of working mothers. Many states and local communities (44) this Federal aid. By the end of the War, in August, 1945, more than 100, 000 children were being cared (45) in daycare centers receiving Federal (46) . Soon afterward, the Federal government drastically (47) its expenditures for this purpose and later (48) them, causing a sharp drop in the number of nursery schools in operation. However, the expectation (49) most employed mothers would leave their jobs at the end of the War was only partly (50) .
（二）资料假设某年年初货币基本构成概览如下，根据资料回答问题资产金额负债金额国外资产12000流通中现金1600国内信贷单位活期存款8000贷款155490单位定期存款98000财政借款210储蓄存款60000其他项目100 货币概览中属于准货币的是( )。
Reaching old age, men should try hard to maintain good bone density so as not to suffer ______.
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