高考英语阅读理解讲座猜词 主旨大意课件.ppt

* * 上下文 构词法 猜测词意 ●信号词：be, be called, means, be defined as ◎A person who is skilled at making or repairing wooden objects is called a carpenter. ◎His uncle is a zoologist, an expert who does research on animals. ◎We are on the night shift --- from midnight to 8 a.m. --- this week. 1、定义或解释说明 木匠 动物学家 夜班 2、对比关系 信号词: but, however, yet, otherwise, while, though, on one hand…on the other hand, for one thing…for another thing, instead of 等 Though Tom’s face has been washed quite clean, his neck still remains grubby. John usually wastes a lot of money on such useless things, his wife, however, is very thrifty. 污秽的 节约的 3、因果关系 信号词: because, since, as, for, due to, so, therefore, so…that, such…that, thus Rubber can be made to stretch more than nine times its normal length because it is very elastic. The river is so turbid that it is impossible to see the bottom even when it is shallow. 弹性的 混浊的 4、举例法 信号词: such, such as, like, for example/ instance, especially, include, consist of Cars must have certain safety devices such as seat belt, headlights, and good brakes. On the farm they mainly raise poultry, such as chickens, ducks and geese, for their eggs and meat. 装置 家禽 5、重述 信号词: or, that is ( to say ), in other words, to put it another way, i.e. In some countries where there is very little rain, the farmers have to irrigate, or water, their fields. All whales fall into two groups, those with teeth and those without, Dolphins belong to dentulous, that is to say, they are toothed whales. 灌溉 有牙齿的 6、同义词、近义词 信号词: or, like , as…as, the same as The new tax law supersedes, or replaces, the law that was in effect last year. Mother was tall, fat and middle-aged. My aunt was an old woman, almost as plump as mother, and much shorter. 代替 圆胖的 7、生活经验, 生活常识, 逻辑推理 When a doctor performs an operation on a patient, he usually gives an anaesthetic to make him unconscious, because he does not want his patient to feel pain or to know what