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1、贵阳市 2015 高考英语（四月）阅读理解、完形填空课外练（13）答案阅读理解【2014山东省实验中学一模】Depression (抑郁症) is a serious problem today.Depression causes workers to be unproductive，causing companies and countries to lose billions of dollars.One expert says that depression is like cancer because it is “widespread，costly and deadly”Depres
2、sion hits one person in five around the world.Although people have believed depression to be a problem among the rich and educated，studies show that depression is a problem among everyone.Over any six-month period，between five to seven percent of the worlds population will be suffering from a seriou
3、s depression.Suicide rates among people suffering from the disease in its extreme，or clinical form were 80 percent higher than in the population at large，and sufferers were four times more likely to have heart attacks.People who suffer from depression often have problems sleeping，getting up on time，
4、and doing work productively.Depression，which researchers agree has its origin in the genes，brings loss of confidence and ability to concentratemaking it impossible for employees and managers to work efficiently.Depression is made more serious in China by Chineses inability to face it.Many people bel
5、ieve that depressed people are either weak or lazy.Besides，there is no good treatment，with few specialists available.“Most patients in China just dont get help， ”a Chinese doctor says.“In my hospital，I have to see 30 or 40 patients in a morning，just have time to say Hello，how do you feel？”In Western
6、 countries，people are not afraid to admit that they have depression，but most do not tell it to their boss，because they fear that they will be stricken_off_the_rolls.“In my experience，aging bosses are the most willing to admit they have it.Because they feel the most secure about themselves， ” an Amer
7、ican doctor says.Hopefully，in the near future，people around the world will be able to admit that they have depression so that they can get the right treatment.1Which of the following is true according to the passage?AIt is widely believed that everyone may suffer from depression.BDepression brings g
8、reat problems to its sufferers in their life and work.CDepression is a commonly-existing problem only in rich countries.DThe poorer and the less educated a person is，the less he will suffer from depression.2Compared to normal people，the depressed people are likely to be_.Avery unconfident and often
9、absent-mindedBeasy to avoid being hit by heart attacksCworking efficiently and productivelyDeither weak or lazy3Depression becomes more serious in China because of_.Athe understanding of the problemBthe lack of treatment and doctorsCtheir unwillingness to tell it to their bossDthe doctors careless w
10、ork4What can we infer from the passage?APeople are suffering from depression because of the shortage of specialists.BThe aging bosses around the world dare to say they are depressed.CMore and more patients will turn to specialists for help.DWestern people are braver than Chinese people.5What does th
11、e underlined words in the 5th paragraph mean?AHired. BDismissed.CPromoted. DRecommended.语篇解读 本文是一篇科普类说明文。抑郁症已经成为威胁人们正常生活和工作的一个重要的疾病形式，人们应正确地面对抑郁症。1解析： 细节理解题。根据文章第二段最后一句“People who suffer from depression often have problems sleeping，getting up on time，and doing work productively.”可知，答案 B 符合文意。答案： B2解
12、析： 细节理解题。根据文章第三段“.brings loss of confidence and ability to concentratemaking it impossible for.”可知，答案 A 符合文意。答案： A3解析： 细节理解题。根据文章第四段第一句和第三句“Besides，there is no good treatment，with few specialists available.”可知，抑郁症在中国更严重一方面是因为人们不能正视这个事实，另一方面是由于缺少专家和较好的治疗。答案： B4解析： 推理判断题。根据文章最后一段“Hopefully，in the near
13、 future，people around the world will be able to admit that they have depression so that they can get the right treatment.”可推知，将会有越来越多的人向专家求助，故答案 C 正确。答案： C5解析： 词义猜测题。根据对文章第三段的整体理解可以推知，员工一旦把自己抑郁的情况告诉老板，老板有可能会由于抑郁能使人没有自信或不能够集中工作而辞退员工。故 stricken off the rolls 与 dismissed 的意思最为接近。答案： B。阅读理解。Can people c
14、hange their skin color without suffering like pop king Michael Jackson? Perhaps yes. Scientists have found the gene that determines skin color.The gene comes in two versions, one of which is found in 99 per cent of Europeans. The other is found in 93 to 100 per cent of Africans, researchers at Penns
15、ylvania State University report in the latest issue of Science.Scientists have changed the color of a dark-striped zebrafish（斑马鱼） to uniform gold by inserting a version of the pigment (色素) gene into a young fish. As with humans, zebrafish skin color is determined by pigment cells, which contain mela
16、nin (黑色素). The number, size and darkness of melanin per pigment cell determine skin color.It appears that, like the golden zebrafish, light-skinned Europeans also have a mutation (变异) in the gene for melanin production. This results in less pigmented skin.However, Keith Cheng, leader of the research team, points out that the mutation is different in human and zebrafish genes.Humans acquired dark skin in Africa about 1.5 million years ag
