70. According the passage, which of the following statements is correct ?

   A. Too much water intake is very necessary in a long run.

   B. Too much water intake can lower blood salt levels.

   C. Thirteen of the 488 runners had dangerously low blood salt levels.

   D. Runners should drina as much as they can to prevent dehydration.

答案  68.C  69.B  70.B 

Passage 26

(河南省开封市2008届第四次模拟考试E篇)

The oldest forms of medicine are enjoying a comeback . Modern holistic medicine is an approach that treats the whole patient, not just the disease. It is a way to maintain good health rather than cure illness . The most important influences on today's holistic medicine are ancient Chinese medicine and Indian Ayurvedic medicine, both of which promoted whole body health.

   Holistic medicine usually combines diet ,physical exercise and meditation, together with other alternative techniques such as massage(按摩)and acupuncture(针灸). Herbal treatment, a practice of treating illness by using plants, is influenced by the writings of Culpeper as well as Chinese and Ayurvedic medicine. Homeopathy(顺势疗法)is one of the forms of holistic medicine which is widely practiced in Europe and the USA. Homeopathy began in Germany in the early 1800s, when Samuel Hahnemann described how very tiny doses(剂量)of a drug had an effect On his patients. According to Hahnemann, the more the drug was diluted(稀释), the stronger its effects . The substance selected would produce similar effects to the disease itself if given in large doses. In the UK homeopathy is regarded as a non-traditional but just about acceptable treatment.

   Meditation and contemplation have an important role in holistic medicine. They were brought to Europe by Indian teachers who combined Indian Ayurvedic medicine with Western beliefs. Transcendental meditation (超脱静坐)is one of the best known of these techniques. People repeat words inside their heads to reach a state of deep relaxation.

   The holistic movement has made many doctors look at the whole patient, not just the disease. Life-style, emotional problems and diet are just some of the factors that can affect a person's health. Holistic medicine emphasizes good diet, exercise and fresh air, all of which contribute to health . Some clinics now offer holistic medicine along with traditional treatments, so that their patients can choose a combination of treatments that suits them. One problem with holistic medicine is that it is difficult for people to be sure a doctor is reliable. To solve this, many countries want alternative doctors to form professional bodies.

67. By writing the passage, the author tries to _________.

   A. close some of the burger and pizza restaurants

   B. draw the public attention to the problem of rats

   C. prevent the rats from growing up

   D. make advertisement for the classic horror film The Rats

答案  64.B  65.B  66.C  67.B

Passage 25

(河南省开封市2008届第四次模拟考试D篇)

If you're training for a marathon  a proper plan for water intake (摄入) is important . Of course , there's the risk of dehydration (脱水) . But athletes now know they can also get into trouble by drinking too much. Too much water intake can lower levels of sodium (钠) in the blood  The death of a 28-year-old woman following the Boston Marathon caught the attention of many runners and led to new research.

   Experts advise long distance runners to replace the liquids they sweat out. Their goal is to try to keep someone from not getting dehydrated by more than 2 percent of their body weight.

   One technique for deciding how much water you need is to get the exact numbers. Runners have to weight themselves before and after a run to determine how much water they've lost. If their weight drops by more than 2 percent , they have not drunk enough water.

Hypothermia (体温过低) occurs when runners drink so much water that blood salt levels drop off . A study published last year tested 488 runners who completed the Boston Marathon and found 13 percent of them had dangerously low blood salt levels. The first sign that runners may notice is slightly swelling in the hands. They can’t get their rings off , and then they might feel sick. They may not remember where they are. In fact , most runners get enough salt to get back to normal levels by eating just one meal after a run. Contrary to the old advice that runners should drink as much as they can to prevent dehydration , the new research has shown that the body is a remarkable machine that actually tells you you need water when you feel thirsty.

75.The last sentence probably implies that       .

     A.no one will invest in developing locally appropriate crops in Africa

     B.researchers have no interest in developing dry-land crops

     C.research on locally appropriate crops in the Third World may be profitable

     D.There is less water resource in the Third World

答案  71. A  72.B  73.C  74.D  75.A

Passage 24

(河南省开封市2008届第四次模拟考试C篇)

Britain is facing a sharp rise in its rat population as growing numbers of people leave fast food scraps in the street , an environment group warned . Keep Britain Tidy said the rodents(啮齿动物) were stopping their traditional hunts underground and were roaming the streets ,tempted by discarded burgers ,pizzas and crisps. "The rat population is on the rise and soon it'll be as common to see a rodent on our street as it is to see a dog or a cat," said group Director ,Sue Nelson. The practice of dumping fast food litter and scraps on the street rather than in the trash-with young men the worst offenders-was behind the rise. According to the National Rodent Survey in 2005, Britain's rat population has grown by nearly one quarter since 2000 and is now estimated at 60 million , two million more than the human population. On average a rat can give birth every 24--28 days and just a single pair of rats can produce a colony of 2,000 a year. Around 200 people a year get Weil's Disease--an infection which can lead to liver or kidney(肝肾) failure and eventually death and which is arrived in rat's waste. To highlight the issue , Keep Britain Tidy launched a cinema ad entitled "How close do you want them to get?" The advertisement gave a shocking image of a young woman sleeping in a bed of rots, echoing the nightmare scene from James Herbert's classic horror tale The Rats, in which mutant rodents begin to prey on(捕食)humans.

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