大学英语试题函授
6页1、20112012学年第二学期青岛港湾职业技术学院成人教育考试试题课程:大学英语 考试班级: 12专升本注意事项:班级姓名 学号密 封 线1、 本试题全部为闭卷笔答题,共 6页,满分100分,考试时间 90分钟。2、 答卷前将密封线内的项目填写清楚,密封线内禁止答题。3、 用钢笔或圆珠笔直接答在试卷(或答题纸上)。题 号IIIIII总 分分 数Part I Reading ComprehensionDirections:There are 3 passages in this part. Each passage is followed by some questions or unfinished statements. For each of them there are four choices marked A), B), C) and D). You should decide on the best choice and mark the corresponding letter on the Answer Sheet with a single line through t
2、he center.Passage OneQuestions 1 to 5 are based on the following passage.Unless we spend money to spot and prevent asteroids (小行星) now, one might crash into Earth and destroy life as we know it, say some scientists.Asteroids are bigger versions of the meteoroids (流星) that race across the night sky. Most orbit the sun far from Earth and dont threaten us. But there are also thousands of asteroids whose orbits put them on a collision course with Earth.Buy $50 million worth of new telescopes right n
3、ow. Then spend $10 million a year for the next 25 years to locate most of the space rocks. By the time we spot a fatal one, the scientists say, well have a way to change its course.Some scientists favor pushing asteroids off course with nuclear weapons. But the cost wouldnt be cheap.Is it worth it? Two things experts consider when judging any risk re: 1) How likely the event is; and 2) How bad the consequences if the event occurs. Experts think an asteroid big enough to destroy lots of life migh
4、t strike Earth once every 500,000 years. Sounds pretty rarebut if one did fall, it would be the end of the world. “If we dont take care of these big asteroids, theyll take care of us,” says one scientist. “Its that simple.”The cure, though, might be worse than the disease. Do we really want fleets of nuclear weapons sitting around on Earth? “The world has less to fear from doomsday (毁灭性的) rocks than from a great nuclear fleet set against them,” said a New York Times article.1.What does the passa
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