根据下面资料，回答题
When Carly Fiorina became Hewlett Packards first female chief executive officer, the exist-ence of her househusband, Frank Fiorina, who had retired early from AT&q? to support her career,was a minisensation(小轰动) ; now this arrangement isn´ t（46）at all. Seven of the 18 women who are（47）CEOs of Fortune 500 companies--including Xerox´ s Ursula Burns and PepsiCo´ s Indra Nooyi--have, or at some point have had, a stay at home husband. So do scores of（48）CEOs of smaller companies and women in other senior executive jobs.
This role change is（49）more and more as women edge past men at work. Women now 50）a majority of jobs in the US, including（51）.4 percent of managerial and professional 51, according to US Census Bureau data. Some 23 percent of wives now earn more than their husbands. And this earnings trend is more dramatic among younger people. Women 30 and un-der make more money, on（52）, than their male counterparts( 年龄相当的人)in many large cities in the US.
During the recent（53）, three men lost their jobs for every woman. Many unemployed fathers have ended up caring for their children full-time while their wives are the（54）wage earners. The number of men in the US who（55）care for children under age five increased to 32 percent in 2010 from 19 percent in 1988, according to Census figures  figures.
A．appealing
B．average
C．conflict
D．currently
E．elementary
F．ensure
G．female
H．fill
I．occupations
J．occurring
K．positions
L．primary
M．recession
N．regularly
O．Unusual
第（46）题选