英语：Unit 3 The Media学案（北师大版九年级）.docVIP

Unit 3 The Media 【本讲教育信息】 一. 教学内容： ??? Book 15 Unit 3 (I)?? 使用形容词，副词的比较级和最高级句型描述、比较不同事物的特征。 ? 二. 本周教学重点： 1. 形容词，副词的比较级和最高级。 2. 重点词汇和词组。 ? 三. 具体内容： （一）形容词，副词比较级和最高级的构成。 （二）比较级用法： 1. 同级比较时（a=b），用“as +形容词，副词原级+as”，表示……和……一样 This newspaper is as expensive as that one. Today is as cold as yesterday. They have as many things to do as we do. 2. 如果a=b,用not as/so …as , 表示。。。不及。。。。 Your bag is not as/so big as his. There is not as/so much rain this year as last year. It is not as/so cold in Nanjing as in Beijing. 3. 两个人或事物进行比较，ab 或ab,用形容词，副词的比较级+than ，表示……比……更…… The earth is bigger than the moon. I think listening to songs is more exciting than reading. There are more houses in this area than in that one. 4. 在形容词，副词的比较级前，可加某些程度副词或词组来修饰，如much, far, a lot, a great deal, even, still, a little, a bit等。 I can believe your son is even taller than you. He is much younger than I. 5. 双重比较 （1）比较级+and+比较级，表示越来越。。。 The weather is getting warmer and warmer. I believe our country will become stronger and stronger. （2）the+比较级……，the +比较级……表示越……就越…… The more you read and listen to English, the fewer you make mistakes. The harder you work , the better you get. 6. 表示倍数，百分数和分数的比较级与程度副词一样，要把倍数，百分数和分数放到比较级前。 The road is one third longer than that one. He is 6 years older than you. ? （三）形容词，副词的最高级： 1. 三个或三个以上的人或事物进行比较用最高级。其结构是：the+最高级+范围 Peter is the cleverest boy in our class. Which is the most interesting movie you have seen? Who is the youngest of all the teachers in your school? 2. 形容词的最高级前表示‘第几’，用the+序数词+形容词的最高级+名词 Mike was the second tallest basketball player in our school. 3. 形容词的最高级前有物主代词时，不再加the He showed me his best stamp collection. ? （四）重点词汇： 1. You can move from one news site to other sites with similar information. similar to sb./sth. We have very similar interests. Gold is similar in color to brass. 2. On average, I look at news websites twice as often as TV programs. On average, there are about 10 classes in Grade 1 every year. 3. However, some news channels are on TV all day and s