更多"A century ago, most families (47)__"的相关试题:
[单项选择]A century ago, most families (47)______ on income from agriculture. Today, over half of all labor is in white-collar (48)______ . a (49)______ that includes doctors, lawyers, teachers, managers, and sales and clerical(文秘的) workers. Employment in blue collar work (assembly lines and construction are examples) and, especially farming, has declined over the years.
The most (50)______ change in labor markets over the past few decades has been the surge (激增) of women into the labor (51)______ . In the 1950s, only one woman in three worked outside the home, more than half hold jobs today, and 44 percent of all workers are mothers with small children. Even more remarkable is the threefold increase in working mothers with small children.
Several theories have been (52)______ to explain these changes. A revolution of rising (53)______ about living standards propelled many women into the workforce who might have been housewives in an earlier era.
Legal reforms and changing attitud