题目选项分析

A survey of 765 working women over eighteen years of age found that 60 percent of them worked 40 or more hours a week and that when married women had children under eighteen they were more likely to be working shifts that differed from their husbands.

A survey of 765 working women over eighteen years of age found that 60 percent of them worked 40 or more hours a week and that married women with children under eighteen were more likely than other married women to work shifts different from their husbands'.