In 1990 a report was published about what the earth might be like 20 years from then on. The report was a result of a three-year 36 . According to the report, the picture of the earth in the year 2010 is not a 37 one. The world will be more 38 because the population will continue to grow . The population could be 39 6 300 million, almost 2 115 million more than in 1985 .More people would move into cities, especially cities in 40 countries . Cities like Cairo and Jakarta probably would 41 have 15 million by then . Food production will 42 , but not enough to feed all the people . Farmers will grow 90% more food than they did in 1985, 43 most of the increase would be in countries that 44 produce enough food for their people . Little increase is 45 in South Asia, Africa and the Middle East . Poor farming ways are 46 large areas of crop land, changing farms into deserts . More farmland is 47 as cities become larger and more houses are built . 48 will get worse as industrial countries burn more coal and oil .Many of the world’s 49 could disappear as more and more trees are cut down . Energy will continue to be a serious problem . The experts say their picture of the earth for the year 2010 50 . They only carried out the situation that 51 today . By changing the situation, by 52 the problems, the picture can be changed . There is 53 time for the nations of the world to work 54 a plan of action . But they warned that 55 too long to make decisions would greatly reduce the chances of success .
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小题1:D
小题2:B
小题3:C
小题4:D
小题5:A
小题6:B
小题7:C
小题8:B
小题9:A
小题10:D
小题11:A
小题12:B
小题13:A
小题14:C
小题15:D
小题16:C
小题17:A
小题18:B
小题19:C
小题20:D
题目分析：本文介绍了地球最近20年来的环境变化，告诉我们环境正在发生很多的变化，人类要注意保护好我们的地球。
小题1:D。study 意为“研究”，根据下文，这是指对未来20年地球上的情况变化所作的研究。
小题2: B。与后面的人口增长，环境污染等联系起来看，在2010年地球上的状况(picture)将会令人不愉快(unpleasant)。
小题3:C。因为人口继续增长，所以世界会越来越拥挤(crowded)。
小题4:D。指人口数目的多用large，不用small。指人口达到某一数目用“as large as + 数词”。
小题5:A。从现状来看，人口增长快的国家多为发展但不发达的国家；而城市人口急剧增长的则是一些发展中的国家(developing countries)。
小题6:B。前面提到了两个城市，故此空只能填each。neither具有否定意义，不合句意，不能插入谓语之中。
小题7:C。相临几句是讲粮食增长问题，故选increase“增长”。
小题8:B。前后两句具有转折意义：农民所生产的粮食将比1985多90%，但多数增产粮食的国家是已经有足够粮食供人们生活的国家。
小题9:A。already 意为“已经”，由下句可知：是指已经有足够粮食供人们生活的国家。
小题10: D。expect意为“预计”，句意为：在亚洲南部的国家预计增产幅度不大。
小题11:A。由changing farms into deserts可知：不当农业生产方式毁坏(destroy)了大片生产粮食的土地。
小题12:B。由于扩建城市，修建房屋，必然侵占大量农田，故选lost(失去)。
小题13:A。由burn coal and oil必然排放大量烟雾，可推知：此处指空气污染(air pollution)
小题14:C。由more and more trees are cut down可推知：此处指森林(forests)可能消失。
小题15:D。此句意为：专家说地球到2010年的状况可能会不好。
小题16:C。exist 意为“存在”。由上下文可知：环境正遭受污染和破坏，专家们只是想保存今天的状况。
小题17:A。settle the problems 意为“解决问题”。
小题18: B。still 意为“还有”，加强语气。句意为：现在还有时间给世界各国制定行动计划。
小题19:C。work out a plan 意为“制定计划”。
小题20: D。句意为：专家们警告说等待太长的时间作出决定将会极大地减少成功的机会。
点评：从本篇完型我们可以看出完形的考查趋势。突出考察学生词汇与结构，词汇与结构这部分既是整个考试的基础，也是本题考察的重点部分，在以后的复习中，要特别重视词汇与语法的复习，重视自己基础的夯实与提高，只有这样，才能以不变应万变，在高考中中立于不败之地。另外在答题注意上下文理解，同时结合逻辑推理进行答题，题目就能迎刃而解。