北师大版英语九年unit3themediaword学案

北师大版英语九年unit3themediaword学案内容摘要：

ad) on the test than the other students. 4. Who is ________(good) at playing chess, you or your brother? 5. Who did ________ (well) in the petition? 6. After the accident he drove __________ (careful) than before. 7. She talks ________________ (quickly) than her sister. 8. Liu Mei sings_________________(beautiful) in our class. 9. ________ (hard) you study, __________ (high) mark you will get. 10. The day is getting_____ and ____ (short). 11. He got a cold yesterday and he feels even _____________ today. (bad) 【 本讲教育信息 】 一 . 教学内容： Book 15 Unit 3 (II) 复习形容词，副词的双重比较，使用形容词性和名词性物主代词描述事物的所属关系。 二 . 教学重点和难点： 1. 形容词，副词的双重比较 2. 形容词性和名词性物主代词 3. 重点词汇 三 . 具体内容： Text. Advertising has existed for hundreds of year. But in recent years, it has bee more and more important as a way to sell products. Ads nowadays are more and more difficult to do. Some panies spend millions of dollars advertising their products. The bigger the product is, the more expensive the ad is. Advertising makes many problems. They show us that if we buy a certain product, we will be happier, healthier, more attractive, more popular, more successful, etc. Advertisers have used the same methods for many years. Some use humorfunny characters or a joke. Others use a simple songthe easier to remember, the better. The advertisers try to make us feel good so that we like their products. Some advertisers use a famous person to tell how wonderful a product is. The more famous the person is, the more money the advertiser has to pay. Advertisers often repeat their ads. We can see or hear ads for a new product everywhere: on the radio, on TV, on the Inter, in magazines and in the street. Then we go shopping and we see more ads on posters in the stores! From the advertises’ point of view, the more times we see or hear the ad, the better. （一）形容词 ,副词的双重比较： 1. the +比较级， the +比较级 The bigger the product is, the more expensive the ad is. The more famous the person is, the more the ad has to pay. 2. 比较级 +and+比较级 Our life is getting better and better. In autumn the weather bees colder and colder. 3. 句型互换 1） He is taller than she. She isn’t as tall as he. 2） He is taller than any other boy in the class. He is the tallest boy in the class. 3） Mary sings better than any other girl in her class. Mary sings the best in her class. 注意： ①用比较级进行比较时，必须用于同一类人或事物 Things are much heavier on the earth than they are on the moon. Little Tom is now happier than he was two years ago. It’s colder in winter in Shanghai than it is in winter in Guangzhou ②物主代词的用法： Her house is the same size as mine. 物主代词是用来表示所属关系的词，主要有两类：形容词性物主代词和名词性物主代词 形容词性物主代词只能做定语修饰名词，不能单独使用。 This is my/。