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A new study finds that blacks on death row (1) of killing whites are more likely to be executed than whites who kill minorities. It also concludes that blacks who kill (2) minorities are (3) likely to be executed than blacks who kill whites. For example, there is more than a twofold greater risk that an African-American who killed a white will be executed than a white person who kills a (4) victim. A Hispanic is at least 1.4 (5) more likely to be executed (6) such an offender kills a white.The researchers of the study believe that there are two (7) explanations.. First, prosecutors often win (8) office if they win well-publicized cases. When a black kills a white, such killings gets more (9) and this idea can be (10) by many famous cases. (11) , the court judges at the state level are often (12) to elections, called retention elections. Retention election or judicial retention within the United States court system, is a periodic process, in which the voter (13) approval or disapproval for the judges presently (14) their position, and a judge can be removed from the position if the (15) of the citizens vote him or her out. Just as the researchers (16) out, death penalty is (17) political.The findings of the study, in short, show that American justice systems clearly (18) white lives more than those of blacks or Hispanics. The researchers also say their findings (19) serious doubts about (20) that the U.S. criminal justice system is colorblind. 12()

A. submit
B. prone
C. subject
D. familiar

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Depression In bed, you toss and turn, unable to get a good night’s sleep. You feel anxious and worried. There’s plenty to do, but the work piles up because you feel listless and tired. You don’t even want to do anything fun. Friends tell you to "pull yourself together," but you feel helpless and hopeless. You have difficulty concentrating and making decisions. When you look in the mirror, you hate yourself. You are definitely in one of life’s valleys—you are depressed. Everyone gets the blues once in a while. Emotional lows and highs are a normal part of life. The blues become depression when you feel so sleepy and listless that you can’t function normally in everyday life. Types of Depression Depression can range from a mild panic to self-destructive or suicidal behavior, It’s important to understand the various types of depression so that you can recognize them. Depression occurs at all ages, although major depressive episodes peak between the ages of 55 and 70 in men and 20 and 45 in women. About half of those who experience an episode of major depression will have another within two years. For some people, episodes of depression are separated by several years, while others suffer groups of episodes over a short time span. Between episodes, such individuals feel well. Major depressive disorder affects approximately 14.8 million American adults —or 6.7 percent of the U.S. population aged 18 years and older—in a given year. Major depressive disorder is more common in women than in men. Although treatment can help more than 80 percent of people with severe depression, most people with depression do not seek treatment. ● Reactive depression. This type of depression is a reaction to stressful events—divorce, death of a loved one, a chronic illness, a personal tragedy, or even social isolation, which the elderly frequently experience. The person is unable to recover normally from the feelings associated with the event. Common feelings include self-pity, pessimism, and loss of interest in life. It affects people of all ages. ● Seasonal Affective Disorder (SAD). If you live in the northern latitudes and suffer depression during the winter months, you may suffer from seasonal affective disorder caused by a lack of exposure to sunlight. Doctors aren’t sure exactly what physiological mechanisms are at work in SAD, but they speculate that depressed feelings and other symptoms may be due to an increase in the release of the hormone meltonin. SAD sufferers feel lethargic and irritable. They may also suffer from chronic headaches, increased appetite, weight gain, and an increased need for sleep. For unknown reasons, SAD is truly a "woman’s depression," in that women make up 70 percent to 80 percent of those affected. Since about half of all SAD sufferers have relatives who also suffer from SAD or other emotional problems, researchers speculate that the problem may be inherited. ● Biochemical depression. Doctors aren’t sure why, but some people develop a biochemically based depression sometime during midlife. It’s likely that this type of depression is caused by biochemical problems within the brain. The problem usually responds well to antidepressant medication. You may be more likely to develop this type of chemical depression if other members of your family have also suffered from this problem. ● Disease or drug-related depression. Some diseases such as AIDS, stroke, chronic pain, and hypothyroidism (甲状腺功能减退) can cause depression. In hypothyroidism, the thyroid gland (甲状腺) malfunctions, leading to too little or no thyroid hormone circulating in the bloodstream. In addition to depression, other symptoms of hypothyroidism include fatigue, weakness, weight gain, impaired memory, and shortness of breath. Fortunately, the depression and other symptoms of hypothyroidism can be effectively treated with adequate doses of thyroid hormone. Certain drugs such as alcohol, tranquilizers (镇定剂), and heart and blood pressure medications, as well as withdrawal from some street drugs like cocaine, can cause drug-related depression. Some women who take birth control pills find the drugs make them irritable, anxious, and depressed. And a deficiency in some nutrients has been linked to depression. ● Teenage depression. Recognizing depression in children is important. Depression in teenagers may appear somewhat different from adult depression. The teenage years are a period of complicated conflicts that lead many young people to develop negative self-esteem, anxieties, and fears about their future. Some young people become overwhelmed by peer pressures and feelings of isolation and powerlessness. Social expectations may be unrealistic, and doing poorly in school can lead to a feeling of rejection. The young person may have experienced a lack of support from family and other significant people and a decrease in his or her ability to cope effectively. (As is the case for adults, treatment for depression in teenagers may involve a combination of therapies.)Causes of Depression Depression may be related to many factors, including a family history of depression, medical illnesses, alcohol, drugs, gender, and age. Additionally, an individual’s self-confidence, personality traits—such as dependency on others or perfectionism—and unrealistic expectations may lead to depression. Stressful events, such as death of a spouse or loss of a job, also contribute to de pression. Many people with major depression also suffer from intense anxiety. ● Theories of Depression. There are many theories about the causes of depression. The social learning theory, suggests that lack of positive reinforcement from others may lead to negative self-evaluation and a poor outlook for the future. The psychoanalytic theory, suggests that a significant loss (such as of a parent) or a withdrawal of affection in childhood (whether real or perceived) may lead to depression in later life. Interpersonal theory emphasizes the importance of social connections for good mental health. Other theories suggest that unrealistic expectations of oneself and others and loss of sell-esteem are essential components leading to depression. Some individuals may be biologically predisposed to depression; in other words, they may have been born with a tendency to develop depression. Researchers continue to investigate chemical reactions in the body that are controlled by these genes. Depression often runs in families. For example, if one identical twin suffers from depression, the other twin has a 70 percent chance of also having the illness. ● Environmental Influences. Researchers view depression as the result of interaction between environmental and biological factors. Depression can be endogenous (internally caused) or exogenous (related to outside events). Major changes in one’s environment, such as a move or job change, or any major loss, such as a divorce or death of a loved one, can bring on depression. Feeling depressed in response to these changes is normal, but when it becomes a severe long term condition (longer than one month) and interferes with effective functioning, it requires treatment. Some environmental factors relating to depression include being unemployed, poor, elderly, or alone. Depression changes one’s way of looking at ordinary life circumstances. A depressed person tends to exaggerate negative aspects, which leads to feelings of hopelessness, helplessness, and being overwhelmed. Symptoms of Depression How do you recognize symptoms of depression in yourself and others People who suffer from depression have a number of symptoms nearly every day, all day, tor at least two weeks. De pressed people have feelings of extreme sadness, hopelessness, despair, low self-worth, and helplessness. For some people, depression is marked by anxiety, withdrawal from others, loss of sleep or excessive need for sleep, constant fatigue, loss of appetite or compulsive eating, loss of sexual desire, either lethargy or agitation, an inability to concentrate and make decisions, and possibly exaggerated feelings of guilt. Many depressed individuals have mental and physical symptoms that seem endless and do not get better with happy events or good news. Some depressed people are so disabled by their condition that they don’t have enough energy to call a friend, relative, or medical professional for help. If another person calls for them. these people may refuse to go because they have no hope that they can be helped. However, family and friends should keep trying to get the depressed person to seek help, because up to 15 percent of those who suffer from severe clinical depression commit suicide. Doctors assume that Seasonal Affective Disorder might occur when there is a higher degree of released ______.

Fit at Any SizeNikki Blonsky is exactly the role model most parents dream of for their kids. She’s happy, she’s successful, she’s overcome obstacles—no wonder her young fans adore her. She’s also overweight— by some measures very overweight—in a culture that fetishizes thin.(41)Blonsky is such a lucky dog, because she wouldn’t have been a popular figure she had been born a decade earlier.(42)Happiness might be the most difficult word to define, but at least people are increasingly aware of the fact that the body shape does not determine happiness.(43)Nobody likes to be over-weighted, yet it’s not our right to make the decision.(44)Before you let your kids to lose weight, you should make sure what they are losing, weight or health.(45)I you only feel hungry, then you can freely enjoy the joy of eating and drinking; however, if you bear the word "weight" in your mind, you can’t do that.Amid all this back-and-forth, however, there is one point that everyone agrees on: exercise definitely improves a child’s overall sense of well-being. Cooper, who invented aerobics a generation ago, has been testing the physical fitness of schoolchildren over the past decade and has consistently found that active kids do better academically, have fewer disciplinary issues and maintain better medical histories. "A child doesn’t need to be a star athlete or a tong-distance runner," Cooper says. "Even taking the stairs instead of an elevator has positive effects. "[A] There’s little doubt that being obese puts inactive youngsters at a higher risk for several health conditions, including Type 2 diabetes, high blood pressure and heart disease. But almost no studies have been done evaluating the pros and cons of kids being fat yet active. Plus, reports on adults in similar situations have conflicted. Since the 1970s, doctors at the nonprofit Cooper Institute in Dallas have gathered data from more than 100,000 patients who have been weighed, measured and made to run on treadmills while their vital signs are monitored. "We’ve long concluded that people who are overweight and active can be healthier than those who are thin but sedentary", says Dr. Kenneth Cooper, the institute’s director. "There’s no reason to believe that conclusion doesn’t apply to our children too. "[B] Behind the push to get kids fit is the growing recognition that, in many cases, there’s just no fighting the natural rhythms or shape of a child’s body. Throughout childhood and adolescence, hormones may cause weight to fluctuate dramatically. Plus, nature determines whether we’re all going to be stocky, a beanpole or something in between before we’re even born. "Most body weights and types for children and adults are genetically determined", says Glenn Gaesser, a professor of exercise physiology at the University of Virginia. "There are a lot of kids who are just naturally heavier than their peers but may be even healthier. "[C] Difficult as it is to hear that your child is overweight, placing a child on an enforced diet may do more long-term harm than good. Doctors have yet to find a weight-loss program that has proved universally effective and safe, especially for children. More often, dieters will lose weight in the short run only to regain it. Research suggests that the repeated losing-regaining cycle can lead to loss in bone density and lean muscle mass, organs and bones, jeopardizing overall health. In fact, at least 15 major studies have shown higher death rates for adults after repeated losing regaining weight cycling.[D] Plus-size celebrities like Blonsky—or, for that matter, her Hairspray co-stars John Travolta (albeit in a latex fat suit) and Queen Latifah—are increasingly spreading the message that slim is not the last word in happy. Fit means happy too; so does staying active; so does loving your body no matter its shape. The key is to get that body healthy and keep it that way. The numbers on the scale—pediatricians, nutritionists and psychologists now argue—should start to come second to physical fitness as a gauge for health.[E] As many as 10 million women and 1 million men in the U. S. suffer from an eating disorder, according to the National Eating Disorder Association (NEDA). Nearly 90% of those afflicted are under the age of 20, and females between the ages of 15 and 24 are 12 times as likely to die from anorexia as any one other cause of, death. A 2005 study published in the journal Pediatrics determined that of 10,000 teens surveyed, less than half of the males and about a third of the females were happy with their bodies. "Parents face a complicated situation", Tim Brownell, an expert from NEDA, says. "They have to promote healthy weight, but they also don’t want to change children into diet-crazed fanatics. "[F] There was a time when that alone would have been enough to keep Blonsky, the 19-year-old star of the movie Hairspray, out of the fan magazines and off the posters decorating grade-schoolers’ bedroom walls. But that time may at last be ending. The national obesity epidemic did not happen in a vacuum. It occurred in an era in which fashion models have got thinner and thinner, the tolerance for even a little flab has grown lower and lower, and the rates of eating disorders like anorexia have climbed higher and higher. In that environment, children and adolescents trying to develop a healthy body image have almost no chance at all. 44

People with disabilities comprise a large part of the population. It is 62 that over 35 million Americans have physical, 63 , or other disabilities. About half of these disabilities are "developmental", i.e., they 64 prior to the individual’s twenty second birthday, often from genetic conditions, and are 65 enough to affect three or more areas of development, such as mobility, communication, employment, etc. Most other disabilities are considered "adventitious", i.e., 66 or caused by outside forces. Prior to the 20th century, only a small percent age of people with disabilities 67 for long. Medical treatment for these disabilities was 68 Advancements in medicine and social services have 69 a climate in which people with disabilities can expect to have such basic needs as food, shelter, and medical treatment. 70 , these basics are often not available. 71 liberties such as the right to vote, marry, get an education, and gain employment have historically been 72 on the basis of disability. In recent decades, the disability rights movement has been organized to fight 73 these infringements (侵害) of civil right. Congress responded by passing major 74 recognizing people with disabilities 75 a protected class under civil rights statutes. 76 today, people with disabilities must fight to live their lives independently. It is estimated that more than half of qualified Americans with disabilities are unemployed, and a 77 of those who do work are underemployed. About two-thirds live at or below the official poverty level. Significant barriers, especially in transportation and public 78 , prevent disabled people from taking part in society. For example, while no longer 79 by law from marrying, a person with no 80 to transportation is effectively excluded from community and social activities Which might lead to the development of long-term relationships. It will only be when public attitude advance as far as laws have 81 disabled people will be fully able to take their rightful place in society.

A. alertness
B. awareness
C. adoption
D. allocation

Questions 22 to 25 are based on the conversation you have just heard.

A. Someone who always talks about himself.
B. The most violent type of co-workers.
C. Someone who stabs your back.
D. The most common annoying type of people.

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