形容词比较级.doc

形容词比较级一、教学目标1、掌握一些常用形容词的比较级形式；2、掌握形容词比较级的构成规则，并正确运用。二、教学重难点1形容词比较级的构成方法；2、形容词比较级的运用；三、教学方法小组讨论，交流教学过程：一、 变化规则； 1、 规则变化：（1）单音节词和少数双音节词一般在词尾加er或est：bright _ _; 以不发音的e字母结尾的加r,或st：large，_ _以辅音字母加y结尾的变y为i加er或est ,easy,_ _； 以一个辅音字母结尾的重读闭音节词双写最后一个辅音字母再加er或est: big _ _以er，ow结尾的双音节词加er 或est:clever slow _ _（2）多音节词前加more或most, 副词最高级前省略the. interesting, _ _(3) 部分形容词本身表示最高级，因此他们没有比较级和最高级形式：favorite2、不规则变化： good_ _, well_ _; bad_ _, badly_ _, ill_ _; much_ _, many_ _; little_ _; far_ _; old_ _; 注：只有少数形容词和副词有两种比较级和最高级形式： old_ _; far _ _二、 形容词各等级的用法： 1、 原级（同级）比较：asas; not as(so)as Well give you as much help as we can. She isnt as(so)active in sports as before. 2. 比较级：表示两者之间比 更可用状语much, a little, even等修饰： He made fewer mistakes than I did. He is even richer than I. 3、 如果在两者之间表示“最”时要在比较级前加the，而且还用of the two, ofthe pair短语： John is the clever of the two boys. Of the two boys, John is the clever. 4、形容词原级表示比较级含义： John is not so stupid as Mike. John is less stupid than Mike. John is cleverer than Mike. 5、用比较级表示最高级：约翰是班里最高的男生。 John is taller than any other boy in the class. John is the tallest boy in the class. John is taller than :any other boy. any of the other boy. all the other boy. any of the others. any one else. 6、 the more. the more.表示“越越”: The more books you read, the wider your knowledge is. 7、 more and more.表示“越来越”: More and more students realized the importance of a foreign language. 四、 巩固练习： （一） 写出下列形容词与副词的比较级与最高级形式： long_ _ wide _ _ fat _ _ heavy_ _ slow _ _ few_ _ brightly_ -_ bably _ _ far_ _ quickly _ _ happy_ -_ unhappy_ (二)用所给词的正确形式填空： 1. Of the two girls, I find Lucy the _ (clever). 2. Gold(黄金) is _ (little) useful than iron(铁). 3. My sister is two years _ (old ) than I. 4. The boy is not so _ (interesting) as his brother. 5. She will be much _ (happy) in her mew house. (三)选择填空： 1He feels _ today than yesterday. A. tired B. more tired C. more tireder 2. The line is _ than that one. A. more longer B. not longer C. much more longer 3. The earth is _ the moon. A. as 49 times big as B. 49 times as bigger as C. 49 times as big as 4. The book is _ of the two. A. thinner B. the thinner C. more thinner 5. She looks _ than she does. A. the more older B. very older C. much older