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
There was once a man in South America who had a parrot, a pet bird that could imitate human speech. The parrot was unique. There was no other bird like him in the whole world. He could learn to say any word except one: he couldn’t say the name of his name town. Cartano. The man did everything he could do to teach the parrot to say "Cartano" but he never succeeded. At first he was gentle with the bird but gradually he lost his temper. "You stupid bird! Why can’t you learn to say that one word Say ’Cartano’, or I’ll kill you!" But the parrot would not say it. Many times the man screamed, "Say ’Cartano’ ,or I’ll kill you!" but the bird would never repeat the name. Finally the man gave up, he picked up the parrot and threw him into the chicken house. "You arc even more stupid than the chickens!"
In the chicken house. there were four old chickens waiting to be killed for Sunday’s dinn
A. Because the bird couldn’t repeat his master’s name.
B. Because the bird screamed all day long.
C. Because the bird uttered the wrong word.
D. Because the bird failed to say the name of the town.
[听力原文] 11-15
There is a woman in America who had a monkey many years. The interesting fact about this monkey is that it can wash plates for the woman every day. He likes to wash plates. He will spend hour after hour washing plates. He never breaks a plate. But sometimes he washes the same plates over and over. If the woman tries to stop him, he then gets angry. He begins to throw the plates to the ground. But this doesn’t happen very often.
Most people who go online have mainly positive experience. But, (1) any endeavor—traveling, cooking, or attending school— there are some risks. The online world, like the (2) of society, is made up of a wide array of people. Most are (3) and respectful, but some may be rude and insulting, (4) even mean and exploitative. Children get a lot of benefits from being online, but they can also be (5) of crime and exploitation in this as in any other environment. Trusting, curious, and (6) to explore this new world and the relationships it brings, children need parental (7) and commonsense advice.
Although there have been some highly (8) cases of abuse involving the Internet and online services, reported cases are (9) infrequent. Of course, like most crimes (10) children, many cases go unreported, especially if the child is (11) in an activity that he or she does not wan
A. number
B. amount
C. quantity
D. account
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