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《2010新题型大学英语四级考试全真预测卷》由文都大学英语四六级命题研究中心策划，是全国8000万高校考生备考通用教材。
　　*预测，考场“似曾相识”
　　预测试题：紧扣大纲 难度贴切 *预测考点
　　答案解析：言简意赅 一语中的 准确把握考试命脉
　　联手名师，悉心研究经典预测；查漏补缺，有效提高应试水苹身临其境，模拟真实考场气氛；渗透技巧，传授独有高分诀窍。
　　注重图书品质，缔造高分经典，四六级全程备考*优方案

大学英语四级考试全真预测试卷 Model Test one

大学英语四级考试全真预测试卷 Model Test Two

大学英语四级考试全真预测试卷 Model Test Three

大学英语四级考试全真预测试卷 Model Test Four

大学英语四级考试全真预测试卷 Model Test Five

大学英语四级考试全真预测试卷 Model Test Six

大学英语四级考试全真预测试卷 Model Test Seven

大学英语四级考试全真预测试卷 Model Test Eight

大学英语四级考试全真预测试卷 Model Test Nine

大学英语四级考试全真预测试卷 Model Test Ten

Will We Run Out of Water？

　　Picture a "ghost ship" sinking into the sand, left to rot on dry land by a receding sea. Then imagine dust storms sweeping up toxic pesticides and chemical fertilizers from the dry seabed and spewing them across towns and villages.

　　Seem like a scene from a movie about the end of the world？ For people living near the Aral Sea in Central Asia, it's all too real. Thirty years ago, government planners diverted the rivers that flow into the sea in order to irrigate（provide water for）farmland. As a result, the sea has shrunk to half its original size, stranding ships on dry land. The seawater has tripled in salt content and become polluted, killing all 24 native species of fish.

　　Similar large-scale efforts to redirect water in other parts of the world have also ended in ecological crisis, according to numerous environmental groups. But many countries continue to build massive dams and irrigation systems, even though such projects can create more problems than they fix. Why？ People in many parts of the world are desperate for water, and more people will need more water in the next century.

　　"Growing populations will worsen problems with water," says Peter H.Gleick, an environmental scientist at the Pacific Institute for studies in Development, Environment, and Security, a research organization in California. He fears that by the year 2025, as many as one-third of the world's projected 8.3 billion people will suffer from water shortages.

　　Where Water Goes

　　Only 2.5 percent of all water on Earth is freshwater, water suitable for drinking and growing food, says Sandra Postel, director of the Global Water Policy Project in Amherst, Mass. Two-thirds of this freshwater is locked in glaciers and ice caps. In fact, only a tiny percentage of freshwater is part of the water cycle, in which water evaporates and rises into the at

《2010新题型大学英语四级考试全真预测卷》编写者全部来自重点高校，并均为大学英语教学一线骨干教师。是一支中、青年实力团队，他们*了解考生的需要、困难和愿望，更了解四六级考试的内容、难度、重点、要点和焦点，使全书不仅有*性，且更具实战性。具有的特点有精：提供多种途径，*多角度精准*记忆单词；稳：稳扎稳打、步步为营、循序渐进、指导性强；密：题量大、点拨精、题海战术、强化训练、迅速提高；真：真题与预测题灵活搭配，考生各取所需；全：内容全面、一书在手、全程无忧