ComparisonofAdjectives

1、必修必修3 3objectivesTo use comparison of adjectives correctly语法讲解建议采用归纳法，如尽语法讲解建议采用归纳法，如尽可能多的呈现一些相关例句，或可能多的呈现一些相关例句，或可让学生从已学课文中找相应例可让学生从已学课文中找相应例句，引导学生试着从所观察到的句，引导学生试着从所观察到的语言现象中总结出语言规则和语语言现象中总结出语言规则和语法规律。法规律。1.They can eat fish as big as themselves.2. Look carefully for the tiniest fish in the world.3

2、. They are less colourful than some other fish4. It is not as big as a fly in your house.本课呈现语法点本课呈现语法点5. Its three times big as underwater.6. Come and see the strangest fish in the world.7. Swim with dolphins and face an attack by the most dangerous creature in the sea- the great white shark.to tes

3、t your sense of observationto test your ability of short-term memory to test your ability to highlight the language pointsGuess1.They can eat fish _(big 同级同级比较比较) themselves.2. Look carefully for _ _(tiny最最高级高级) fish in the world.3. They are less _(colour) than some other fish4. It is not as _(big)

4、as a fly in your house.as big asthetiniestcolourfulbigFill in the blanks5. Its three times _(big) as underwater.6. Come and see the _(strange) fish in the world.7. Swim with dolphins and face an attack by _(dangerous最高最高级级) creature in the sea- the great white shark.the most dangerousstrangestbig1.

5、I wish youd do _talking and some more work. Thus things will become better. A. a bit less B. any less C. much more D. a little more 2. Is your headache getting _? No, its worse. A. better B. bad C. less D. well 3. Mr. Smith owns _ collection of coins than anyone else I have ever met. A. larger B. a

6、larger C. the larger D. a large 4. John is very lazy. He falls _ behind in his studies. A. very B. far C. more D. still 以上我们已经通过归纳总结和练以上我们已经通过归纳总结和练习对本课的语法内容有了一定的习对本课的语法内容有了一定的了解，下面就让我们根据了解，下面就让我们根据之前练习的考察情之前练习的考察情况进一步选择讲解况进一步选择讲解该语法项的重难点。该语法项的重难点。一一. .形容词和副词比较等级的用法形容词和副词比较等级的用法1) 原级比较：表示两者程度相同。用原级比

7、较：表示两者程度相同。用句型：句型： as + 形容词形容词/副词副词 + as，否定形，否定形式为：式为：not as/so + 形容词形容词/副词副词 + as。 如：如：Dick is as tall as his brother.Tom speaks as quickly as his cousin. I have never seen a person as/so clever as he is.2) 比较级：比较级：A. 表示表示A超过超过B。此时使用形容词和副。此时使用形容词和副词的比较等级。词的比较等级。Susan is happier than Jane. His broth

8、er is younger than me. Beijing is more beautiful than Osaka. 形容词比较级前还可以用形容词比较级前还可以用much, even, still, a little, far, a lot, a bit, much more来修饰。来修饰。 very, so, too, quite 不能修饰比较级。不能修饰比较级。 B. 表示表示A不如不如B。 用用“less + 形容词形容词/副词的原级副词的原级”表示。表示。Rabbits ran less fast than dogs. Jenny is less clever than her s

9、ister. It rains less often here in autumn than in spring.3) 形容词和副词比较级的特殊用法形容词和副词比较级的特殊用法A. 越来越越来越，You are growing taller and taller. 你越长越高了。你越长越高了。English is becoming more and more important.英语越来越重要了。英语越来越重要了。B. 越越，越，越，The harder you push, the more quickly that cart will move. 你越使劲推，车就跑的越快。你越使劲推，车就跑

10、的越快。The more careful you are, the better you will do in the exam. 你越小心，就会考得越好。你越小心，就会考得越好。The more you practice, the more fluently you will speak. 你练得越多，讲得就越流利。你练得越多，讲得就越流利。C. 表示两者之中比较表示两者之中比较的一个，用的一个，用of引导，比较级前加上引导，比较级前加上the。Look at the two boys. My brother is the taller of the two.This is the bigg

11、er of the two rooms. 这个房间是两个中较大的一个。这个房间是两个中较大的一个。D. no more than表示表示“只；不超过；只；不超过；不多于不多于”，相当于，相当于only。His whole school added up to no more than one year. 他所接受的学校教育不过一年。他所接受的学校教育不过一年。She has no more than one yuan in her pocket. 她兜里只有一块钱。她兜里只有一块钱。E. no more than表示表示“一样一样不不”；而；而not more than则表示则表示“不像不像那

12、样那样”，相当于，相当于“not so as”。He is feeling no better than yesterday.他觉得不比昨天好多少。他觉得不比昨天好多少。She is not more generous than her younger sister. 她不如她妹妹那样慷慨大方她不如她妹妹那样慷慨大方。She is not so generous as her younger sister. 相当于：相当于：F. no less than表示表示“多达，多达，那样多那样多; 至少，起码至少，起码”，相当于，相当于as much/many as，蕴含这个数是大的；而蕴含这个数是大

13、的；而not less than表表示示“不少于不少于”，不强调这个数的大小，只，不强调这个数的大小，只说明数据本身。说明数据本身。I have no less than ten dictionaries. 我起码有我起码有10本字典。本字典。 蕴含蕴含“我的词典多我的词典多”I have not less than ten dictionaries.我拥有的词典不少于我拥有的词典不少于10本。本。不含不含“我的词典多我的词典多”的意思，只说明一的意思，只说明一个事实。个事实。 G 不用比较级的形容词，如：不用比较级的形容词，如：senior, junior, superior, inferi

14、or等。等。He is three years senior to me.他比我大三岁。他比我大三岁。Your knowledge of electronics is much superior to mine.你对电子学的知识远远超过我。你对电子学的知识远远超过我。H. 比较级的修饰语。这些修饰语通比较级的修饰语。这些修饰语通常为副词或短语，置于比较级前面，常为副词或短语，置于比较级前面， 说明比较级的程度。这些词有：说明比较级的程度。这些词有：a little, little, a bit, bit, a lot, a great deal, much, far, rather, slig

15、htly, by far, even, still, nearly, almost, any, just, () times等。如：等。如：The moon is much smaller than the earth.The result of the experiment turned out to be even better than expected. Speak a bit more slowly, please.The output of the paper mill is three times higher than it was last year. a. 主语主语 + 谓

16、语谓语 + 倍数（或分数）倍数（或分数）+ as + adj. + asThe big box is four times as heavy as the small one.大箱子是小箱子的四倍重。大箱子是小箱子的四倍重。 b. 主语主语 + 谓语谓语 + 倍数（分数）倍数（分数）+ the size (amount, length ) of The earth is 49 times the size of the moon. 地球是月球的地球是月球的49倍。倍。 倍数表示法倍数表示法: c. 主语主语 + 谓语谓语 + 倍数（分数）倍数（分数）+ 形容词形容词（副词）比较级（副词）比较级

17、 + than The grain output is 8 percent higher this year than that of last year. 今年比去年谷物产量增加今年比去年谷物产量增加8%。 d. 还可以用还可以用by + 倍数，表示增加多少倍倍数，表示增加多少倍 The production of grain has been increased by four times this year. 今年谷物产量增加了今年谷物产量增加了4倍。倍。 注：另附注：另附word文档，文档，点此链接点此链接1. It is _ to spend money on preventing

18、illnesses by promoting healthy living rather than spending it trying to make people _ after they are ill. (2008江苏江苏) A. good; good B. well; better C. better; better D. better; good 2. I like this jacket better than that one, but it costs almost three times _. (2008浙江浙江) A. as much B. as many C. so m

19、uch D. so many 3. How much _ she looked without her glasses! (2009全国全国I ) A. well B. good C. best D. better 4. Mr. Black is very happy because the clothes made in his factory have never been _. (2010全国全国II) A. popular B. more popular C. most popular D. the most popular5. -The film is, I have to say,

20、 not a bit interesting.-Why? Its _ than the films I have ever seen. (2011江西江西)A.far more interesting B. much less interestingC. no more interesting D. any less interesting 6. The result is not very important to us, but if we do win, then so much _. (2012 全国全国)A. the best B. bestC. better D. the bett

21、er7. I think watching TV every evening is a waste of time-there are meaningful things to do. (2013 天津天津)A.less B. more C. the least D.the most8. This is by far _ movie that I have ever seen. （2013辽宁）辽宁） B.an inspiring B. a much inspiring C. the most inspiring D. the more inspiring 9. It may not be a

22、 great suggestion. But before_ is put forward, well make do with it. （2013全国）全国） A.a good one B. a better one C. the best one D. a best one10.There are a small number of people involved, possibly _ twenty. （2013江西）江西） B.as few as B. as little as C. as many as D. as much as 1. 这座桥的长度是那座的三倍。这座桥的长度是那座的

23、三倍。 2. 越努力，进步越大。越努力，进步越大。 3. 马克是班上最聪明的。马克是班上最聪明的。4. 长江是世界上最长的河流之一。长江是世界上最长的河流之一。5.这是迈克尔这是迈克尔杰克逊第三受欢迎的歌曲。杰克逊第三受欢迎的歌曲。 2. The harder you work，the greater progress youll make. 1. This bridge is three times as long as that one. 3.Mike is the most intelligent in his class. 4. The Changjiang river is one of the longest rivers in the world.5. This is the third most popular song of Michael Jackson. Translate and write them down.Write the adjectives in the correct form.Dolphins are (small) _ than whales but they are probably (intelligent) _ creatures