After driving many of the animals around them to near extinction, people were forced to abandon their old way of life for a radically new survival strategy that resulted in widespread starvation and disease. （02-6）

　　abnormal adj反常的, 变态的

　　Various efforts have been made over the centuries to predict earthquakes, including observing lights in the sky and abnormal animal behavior.（06年6月17日真题）

　　几个世纪以来，人们尽了很大努力预测地震，包括观察天空的光亮以及动物的反常行为。

　　abrupt adj.突然的, 意想不到的;

　　That long airplane ride, the abrupt change of climate, was more than she could take. （05,1）

　　长时间乘坐飞机，以及突变的气候都是她难以承受的。

　　absence n.缺席 （93-6，00-1，01-1，06-6来源：上考试大网校，考试轻松过关

　　Those who recognize problems as a human condition and don’t measure happiness by an absence of problems are the most intelligent kind of humans we know; also, the most rare. （01-1）

　　absolute adj.绝对的；完全的；（93-6，95-6，96-6，01-6，02-6（原型），03-9，05-1，07-6

　　absorb vt. 吸收（液体）；（90-1，92-6，96-1，97-6，98-1，99-1，00-1）

　　The club will absorb new members the first week in September. （02-1）

　　abstract n. 摘要, 概要, 抽象（90-6，00-6，01-1，03-6）

　　At the top of the list is the notion that intelligence is measured by your ability to solve complex problems; to read, write and compute at certain levels; and to resolve abstract equations quickly. （01-1）

　　abundance n. 丰富, 充裕, 丰富充裕（91-6，01-1，05-12，06-12）

　　in aboundance 充足，丰富 abundant adj.

　　From science to Shakespeare, excellent television and video programs are available in abundance to teacher.(06年12月)

　　accelerate v. 加速（99-1，02-6）

　　Hill slopes are cleared of forests to make way for crops, but this only accelerates the crisis. （02-12）

　　access n. 通路, 访问, 入门

　　access to 通往…的道路 have access to 有机会，有权利享用或接近

　　The people living in these apartments have free access to that swimming pool. （97-1）

　　accompany v. 陪伴, 伴奏 （01-6，05-12）

　　accomplishment n. 成就, 完成, 实现, 达到（93-1，98-1，04-6）

　　accurate adj.正确的, 精确的

　　Weather forecast is getting more accurate today. 现在，天气预报越来越准确了。

　　accuse v. 控告, 谴责, 非难（96-1，98-6，02-6，03-9，05-1，05-6，06-6）

　　The police accused him of setting fire to the building but the denied having been in the area on the night of the fire. （96-1）

　　accuse sb. of doing sth. 指控某人

　　accustom v.使习惯于 （98-1，01-6，02-6，03-9，05-1，05-12）

　　be accustomed to sth. /doing sth. 习惯（做）某事

　　After only two days in the river, people accustomed to being spoiled and indulged had become a team, working together to cope with the unpredictable twists and turns of the river. （98-1）

　　achieve v. 完成, 达到（90-6，92-1，93-1，94-1，95-1，97-1，97-6，98-1，98-6，00-1，00-6，01-1，04-6，06-6）

　　In one study of 400 adults who had achieved distinction in all areas of life, researchers found that three-fifths of these individuals either did badly in school or were unhappy in school.（04-6）

　　acknowledge v.承认, 答谢, 报偿

　　Professor Hawking is acknowledged as one of the world’s greatest living physicists.（02年6月）霍金教授被认为是当今世界最伟大的物理学家之一。