Marriage, and its many ups and downs, still often【C1】______the headlines on newspapers, magazines and the airwaves. Nearly 23m A

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问题     Marriage, and its many ups and downs, still often【C1】______the headlines on newspapers, magazines and the airwaves. Nearly 23m Americans watched Prince William being joined in holy marriage to Kate Middleton. Millions more have【C2】______in the break-up of Arnold Schwarzenegger’s marriage after revelations that he fathered a son with a maid.
    Less【C3】______are revelations about the sorry state of marriage across the United States. Data from the Census Bureau show that married couples, for the first time, now make up【C4】______than half (45%) of all households.
    The【C5】______American family, with mom, dad and kids under one roof, is【C6】______. In every state the numbers of unmarried couples, childless households and single-person households are growing faster than【C7】______comprised of married people with children, finds the 2010【C8】______. The latter accounted【C9】______43% of households in 1950, but now just 20%. And the trend has a distinct【C10】______dimension. Traditional marriage has【C11】______from a universal rite to a luxury for the educated and the【C12】______.
    There【C13】______was a marriage gap in 1960: only four percentage points separated the wedded ways of college and high-school graduates (76% versus 72%). The gap has since【C14】______to 16 percentage points, according to the Pew Research Centre. A Census Bureau analysis released this spring found that brides are significantly more【C15】______to have a college degree than they were in the mid-1990s.
    "Marriage has become much more【C16】______, and that’s why the divorce rate has come down," said Bradford Wilcox, director of the National Marriage Project at the University of Virginia in Charlottesville. The project found that divorce rates for couples with college degrees are only a third as high as for those with a high-school degree.
    "Less marriage means less income and more poverty," reckons Isabel Sawhill, a senior fellow at the Brookings Institution. She and other researchers have【C17】______as much as half of the inequality of wealth 18 in America to changes in family【C19】______: single-parent families (mostly those with a high-school degree or less) are getting poorer while married couples (with educations and dual incomes) are increasingly【C20】______. "This is a striking gap that is not well understood by the public," she says.
【C9】

选项 A、on
B、with
C、for
D、at

答案C

解析 account是英语里的一个基本词汇,既可作名词,也可作动词,词义也非常多。作动词的时候往往和for连用,account for有两个意思,第一个意思表示“占……比例”,横线处就是这个用法,例如:Afro—Americans account for 12% of the US population.非洲裔美国人占美国总人口的12%。第二个意思是“为……作解释”,例如:Recent pressure at work may account for his behavior.最近工作压力大可能导致了他的这一行为。
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