[简答题]

The proportion of children in America who are overweight has tripled over the past 20 years and now exceeds 17% , according to the Centres for Disease Control and Prevention (CDC). The health problems that this causes include hypertension and type-2 diabetes, formerly known only among the nation’s overweight adult population. A group sponsored by the National Institute on Ageing has warned that this may be the first generation ever to have a shorter lifespan than their parents.
All the while, the proportion of children who take part in daily exercise at high school has dropped from 42% in 1991 to only 28% in 2004, according to the CDC. Snacking has greatly in-creased; the Government Accountability Office found in 2003 that 99% of America’s high schools now sell snacks and other food as well as providing lunches.
In an attempt to get the problem tackled at local level, Congress in 2004 passed an act directing school districts that get money from the national

[简答题]Since 1951 the proportion of married women who work has grown from just over a fifth to a half. Compared with their counterparts elsewhere on the Continent, British women comprise a relatively high proportion of the work force, about two-fifths, but on average they work fewer hours, about 31 a week. There is still a significant difference between women’s average earnings and men’s, but the equal pay legislation which came into force at the end of 1975 appears to have helped to narrow the gap between women’s and men’s basic rates. As more and more women join the work force in the 1960s and early 1970s there was an increase in the collective incomes of women as a whole and a major change in the economic role of large numbers of housewife. Women’s liberation looks disturbingly like the "right" to work more. Are liberated career women happier than satisfied mothers Some think that if men are happy working, and women are happy helping them to deal with pressure, what is there to criticize

[填空题]Three advantages that children have over adults in language learning include: ______ , and ______.

[填空题]Women and children are those who are very difficult to be infected HIV/AIDS.

[填空题]The proportion of kids who are overweight in 1994 jumped 13 percent compared with that in 1964.

[填空题]A battle has been going on over who governs the Internet, with America demanding to maintain a key role in the network it helped create and other countries demanding more control. The European commission is (36) that if a deal cannot be (37) at a meeting in Tunisia next month the Internet will (38) apart.
At issue is the role of the US government in (39) the Internet’s address structure, called the domain name system (DNS), which (40) communication between the world’s computers. It is (41) by the California-based, not-for-profit Internet Corporation for Assigned Names and Numbers (Icann) under contract to the US department of commerce.
A meeting of (42) in Geneva last month was meant to (43) a way of sharing Internet governance which politicians could unveil at the UN-sponsored World Summit on the Information Society in Tunis on November 16-18. (44) .
Viviane Reding, European IT commis