成人本科英语-189及答案解析.doc
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1、成人本科英语-189 及答案解析(总分:92.00,做题时间:90 分钟)一、Part Reading Compr(总题数:0,分数:0.00)二、Passage 1(总题数:1,分数:5.00)Spending 50 minutes with a cell phone close to your ear is enough to change brain cell activity in the part of the brain closest to the antenna (天线). But whether that causes any harm is not clear, scien
2、tists at the National Institute of Health said at a conference last month, adding that the study will not likely settle concerns of a link between cell phones and brain cancer. “What we showed is glucose (葡萄糖) metabolism (代谢) (a sign of brain activity) increases in the brain in people who were expos
3、ed to a cell phone in the area closest to the antenna,“ said Dr. Nora Volkow of the NIH, whose study was published in the Journal of the American Medical Association. (76) The study was meant to examine how the brain reacts to electromagnetic fields caused by wireless phone signals.Volkow said she w
4、as surprised that the weak electromagnetic radiation (电磁辐射) from cell phones could affect brain activity, but she said the findings do not shed any light on whether cell phones cause cancer. “This study does not in any way indicate that. What the study does is to show the human brain is sensitive to
5、 electromagnetic radiation from cell phone exposures.“ Use of the devices has increased dramatically since they were introduced in the early 1980s, with about 5 billion cell phones now in use worldwide.Some studies have linked cell phone exposure to an increased risk of brain cancers, but a large st
6、udy by the World Health Organization did not offer a clear answer to this. Volkows team studied 47 people who had their brain examined while a cell phone was turned on for 50 minutes and another while the phone was turned off. While there was no complete change in brain metabolism, they found a 7 pe
7、rcent increase in brain metabolism in the region closest to the cell phone antenna when the phone was on.(77) Experts said the results were interesting, but urged that they be understood with great care. “ Although the biological significance, if any, of increased glucose metabolism from too much ce
8、ll phone exposure is unknown, the results require further investigation,“ Henry Lai of the University of Washington in the U.S. and Dr. Lennart Hardell of University Hospital in Sweden, wrote in an article in JAMA. “Much has to be done to further investigate and understand these effects.“ They wrote
9、.(分数:5.00)(1).According to the passage, which of the following is TRUE?A. Cell phone use is dangerous.B. Cell phone use causes cancer.C. The human brain is an electromagnetic field.D. There are about 5 billion cell phone users in the world right now.(分数:1.00)A.B.C.D.(2).Doctor Volkow was astonished
10、because _.A. her research has shed light on her understanding of cell phoneB. she found that cell phone exposure is harmful to human brainC. she found that using a cell phone for about 50 minutes could influence or change brain activityD. human brain is not responsive to electromagnetic radiation(分数
11、:1.00)A.B.C.D.(3).According to the passage, cell phones were launched _.A. in the late 1970s B. between 1980 and 1985C. in the late 1980s D. in the early 1990s(分数:1.00)A.B.C.D.(4).What does the word “that“ stand for in the second paragraph?A. Brain activity.B. Her research findings.C. The fact that
12、cell phone use may cause cancer.D. Her research progress.(分数:1.00)A.B.C.D.(5).Which of the following is an appropriate title for this passage?A. Cell Phone Radiation: Is It Harmful?B. Cell Phone Radiation: Is It Useful?C. Cell Phone Radiation: Is It Healthy?D. Cell Phone Radiation: Is It Weak?(分数:1.
13、00)A.B.C.D.三、Passage 2(总题数:1,分数:5.00)Every country tends to accept its own way of life as being the normal one and to praise or criticize others as they are similar to or different from it. And unfortunately, our picture of the people and the way of life of other countries is often a distorted(曲解) o
14、ne.Here is a great argument in favor of foreign travel and learning foreign languages.(78) Itis only by traveling in or living in a country and getting m know its inhabitants and their language that one can find out what a country and its people are really like. And how different the knowledge one g
15、ains this way frequently turns out to be from the second-hand information gathered from other sources! How often we find that the foreigners whom we thought to be such different people from ourselves are not very different after all!Differences between peoples do, of course, exist and, one hopes, wi
16、ll always continue to do so. (79) The world will be a dull place indeed when all the different nationalities behave exactly alike, and some people might say that we are rapidly approaching this state of affairs. With the much greater rapidity and ease of travel, there might seem to be some truth in
17、this at least as far as Europe is concerned. However this may be, the greater ease of travel today has at least revealed to more people than ever before that the Englishman or Frenchman or German is not some different kind of animal from themselves.(分数:5.00)(1).Every country criticizes ways of life
18、in other countries because they are _ .A. distorted B. normal C. similar to each other D. different from its own(分数:1.00)A.B.C.D.(2).One who travels in a foreign country and learns its language will _ .A. find out what its people are like B. argue in favor of this country and the languageC. know the
19、 country and its people better D. like its inhabitants and their language(分数:1.00)A.B.C.D.(3).The knowledge one gains by traveling in a foreign country is often _ .A. from second-hand information B. gathered from other sources than from its inhabitantsC. gained from the arguments about the country D
20、. different from what one had before the travel(分数:1.00)A.B.C.D.(4).Differences between peoples _ .A. may gradually disappear because of ease of travelB. do exist even though different nationalities behave exactly alikeC. will always continue to exist and the world will be a dull placeD. will not ex
21、ist as one hopes(分数:1.00)A.B.C.D.(5).“However“(Para. 3, Line 4) most probably means _ .A. somewhat B. by whatever means C. anyhow D. no matter what(分数:1.00)A.B.C.D.四、Passage 3(总题数:1,分数:5.00)One of the qualities that most people admire in others is the willingness to admit ones mistakes. (79)It is ex
22、tremely hard some times to say a simple thing like “I was wrong about that,“ and it is even harder to say, “I was wrong, and you were right about that.“I had an experience recently with someone admitting to me that he had made a mistake fifteen years ago. He told me he had been the manager of a groc
23、ery store in the neighborhood where I grew up, and he asked me if I remembered the egg cartons. Then he related an incident and I began to remember vaguely the incident he was de scribing.I was about eight years old at the time, and I had gone into the store with my mother to do the weekly grocery s
24、hopping. On that particular clay, I must have found my way to the dairy food department where the incident tool place.(80)There must have been a special sale on eggs that day be cause there was an impressive display of eggs in dozen and half dozen cartons. The cartons were stacked three or four feet
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- 成人 本科 英语 189 答案 解析 DOC
