[单项选择]The cohesiveness(内聚力)of a family seems to rely on members sharing certain routine practices and events. For a growing share of the American labor force, however, working shifts beyond the normal daylight hours—what we here call "shift work"—makes the lives of families difficult.
Existing research shows that both male and female shift workers express high levels of stress and a sense of conflict between the demands of work and family life. But shift work couples still maintain a traditional attitude to the meaning of marriage and the individual roles of husband and wife. They expressed a willingness to do "whatever it takes" to approximate their view of a proper marriage, including sacrificing sleep and doing conventional things at unconventional hours. For the majority of couples interviewed, even when wives worked outside their homes, a proper marriage is characterized by a very clear division of roles: husbands are "providers" whose major responsibility is to support the famil
A. traditional beliefs about marriage
B. lack of control over time
C. a very clear division of roles
D. the demands of work

[单项选择]The cohesiveness(内聚力)of a family seems to rely on members sharing certain routine practices and events. For a growing share of the American labor force, however, working shifts beyond the normal daylight hours—what we here call "shift work"—makes the lives of families difficult.
Existing research shows that both male and female shift workers express high levels of stress and a sense of conflict between the demands of work and family life. But shift work couples still maintain a traditional attitude to the meaning of marriage and the individual roles of husband and wife. They expressed a willingness to do "whatever it takes" to approximate their view of a proper marriage, including sacrificing sleep and doing conventional things at unconventional hours. For the majority of couples interviewed, even when wives worked outside their homes, a proper marriage is characterized by a very clear division of roles: husbands are "providers" whose major responsibility is to support the famil
A. their work
B. their children
C. their husbands’ inability to protect the family and provide companionship
D. leisure activities

[单项选择]　　The cohesiveness(内聚力)of a family seems to rely on members sharing certain routine practices and events. For a growing share of the American labor force, however, working shifts beyond the normal daylight hours―what we here call "shiftwork" ― makes the lives of families difficult. 　　Existing research shows that both male and female shiftworkers express high levels of stress and a sense of conflict between the demands of work and family life. But shiftwork couples still maintain a traditional attitude about the meaning of marriage and the individual roles of husband and wife. They expressed a willingness to do" whatever it takes" to approximate their view of a proper marriage, including sacrificing sleep and doing conventional things at unconventional hours. For the majority of couples interviewed ― even when wives worked outside their homes a proper marriage is characterized by a very clear division of roles: husbands are "providers" whose major responsibility is to support the famil
A. traditional beliefs about marriage
B. lack of control over time
C. a very clear division of roles
D. the demands of work

[单项选择]{{B}}Text 2{{/B}}