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案例分析题Doctors are starting to find more and more information that suggests a connection between exercise and brain development. According to some research， it seems that exercise can make blood vessels， including those in the brain， stronger and more fully developed. The effects of exercise on brain development can even be seen in babies. Babies who do activities that require a lot of movement and physical activity show greater brain development than babies who are less physically active. Margaret Barnes， a pediatrician， believes in the importance of exercise. （82）She thinks that many learning disabilities that children have in elementary school or high school can be traced back to a lack of movement as babies. In studies with seniors， research has shown that exercise helps older people as well. The exercise doesn’t have to be very difficult. The main goal is just to increase the heart rate. And especially when learning new movements， such as yoga or tai chi， it appears that new memory paths open up in the brain. This can improve people’s short-term memory. Why are voga and tai chi recommended to seniors？（）
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案例分析题H5N1 avian influence， known commonly as bird flu， has killed at least 15 people across Asia and was confirmed in China on January 27. No human cases have been found in the mainland， but 13 of the country’s 31 provinces， autonomous regions， and municipalities （直辖市） have reported the disease in poultry. The Chinese government has taken measures to prevent and control the disease. Poultry within 3 km of infected farms is to be killed and those within 5 km to receive vaccines （疫苗）. （84）Meanwhile ， there will be constant monitoring and daily reports on the disease across the country， and increased production of bird flu vaccines. Among the Asian countries and regions affected by bird flue in animals， only Vietnam and Thailand have reported human cases. The people infected were reported to have caught the disease from poultry， while the World Health Organization （WHO） said there is "no proof of human-to-human transmission（传播）" of bird flue. （85）The big fear is that the disease could combine with a human influenza virus to create a deadly new disease that will kill millions of people across the globe. Many Asian farmers live closely with their animals and sell live chickens in the market. This greatly increases the possibility of human beings infected with bird flu. A spokesman of the WHO said that Asian countries affected by bird flu should introduce a more healthy way of raising and selling chickens. And the people there have to complexly change their lifestyle and attitude towards animals. Here are some safety measures for people to stay healthy； Keep fit and well through regular exercise； Avoid infected poultry and infected people； Avoid eating raw or under-done poultry and eggs； Make sure there is always fresh air in your home； Cover your mouth and nose when coughing or sneezing； Wash your hands frequently； What does the word "poultry "in the passage mean？（）
Because of the mist， none of those who saw the flying object could tell its （） shape.
However much （）， it will be worth it.
案例分析题非英语专业做 Britain was a wealthy country a hundred and fifty years 61 . There were a 62 very rich people 63 received money form land or investment， and did not need to work. They used to have large 64 of servants to look 65 them. There were also many middle class people， who worked as businessmen or as doctors or lawyers. They usually had several servants to 66 their houses and cook their meals. But there were also many poor people， and there was a big 67 between the rich and the poor. The poor had very difficult lives. Many worked as servants. They used to be 68 little， and they had to work long hours. But at least they lived in warm house and were well 69 . 70 who worked in factories were often less 71 . They used to work many hours a day， in dangerous and unhealthy conditions. But， even so， they did not use to 72 enough to feed their families. They often lived in slums which were built cheaply by the factory owners. The 73 paid people were those who worked 74 the farms. At certain times of the year， they did not use to earn 75 because there was no work 76 them to do. Life for the poor was not always bad. There were kind farmers and factory owners who helped their workers. And many people were 77 about the poor. One of them was Charles Dickens， the famous British writer. When he was young， his family was always short 78 money. His father was a clerk ，who used to 79 more than he earned. When Dickens was eleven， his father was 80 to prison， and Dickens had to work in a factory. At this time， very young children used to work in factories and mines， and clean chimneys. 75应该选择（）
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