初中英语语法之比较级最高级实用教案

1、形容词的级形容词的级原级：即形容词的原形。原级：即形容词的原形。 small, good, pretty, big, many 比较级：两个比较级：两个(lin )人或物之间的人或物之间的比较。比较。 smaller, better, taller, older, more最高级：三个或三个以上的人或物之间最高级：三个或三个以上的人或物之间的比较。的比较。 smallest, tallest, newest, best第1页/共18页第一页，共19页。原级比较级最高级一般在词尾加-er/-estsmallyoungsmalleryoungersmallestyoungest以e结尾的形容词加-

2、r/-stnicelargenicerlargernicestlargest重读闭音节结尾的词,词尾只有一个辅音字母,应先双写该字母,再加-er/-estbigthinbiggerthinnerbiggestthinnest以辅音字母加-y结尾的词,变y为i,再加-er/-estheavyhappyheavierhappierheaviesthappiest第2页/共18页第二页，共19页。双音节双音节(ynji)或多音节或多音节(ynji)形容词的比形容词的比较级：较级：1、一般(ybn)是在原级前加more构成比较级，在原级前加most构成最高级。 beautiful more beaut

3、iful most beautiful interesting more interesting most interesting dangerous more dangerous most dangerous 2、某些单音节形容词，加more, most 构成比较级和最高级。 glad more glad most glad pleased more pleased most pleased tired more tired most tired第3页/共18页第三页，共19页。3、少数多音节形容词，特别(tbi)是y和ow结尾的，在原级和加er 和est构成比较级和最高级。 happy h

4、appier happiest narrow narrower narrowest4、有些双音节和单音节形容词，既可以加er或est构成比较级和最高级，也可以加more 和most构成比较级和最高级。 right huge calm free true fond第4页/共18页第四页，共19页。不规则形容词的比较级和最高级：不规则形容词的比较级和最高级： good / well better best bad / ill worse worst little less least many / much more most far farther / further farthest / fu

5、rthest old older / elder oldest / eldest第5页/共18页第五页，共19页。比较级的用法：than汤姆比杰克高.这只箱子要比那只箱子大.那些苹果比这些(zhxi)大.第一个问题很容易,但第二个更容易.Tom is taller than Jack.This box is bigger than that one.Those apples are bigger than these ones.The first question is very easy, but the second one is easier.第6页/共18页第六页，共19页。More

6、examples:Mary is cleverer than her little sister.The new building is higher than the old one.His shirt is more expensive than mine.Kate is more beautiful than Lily is. She is five years older than I am.He is 2 centimeters taller than her.This ruler is 20 centimeters longer than that one.第7页/共18页第七页，

7、共19页。(2) 数量(shling)的比较我的笔比你的多.我喝的茶比他多.他吃的饭比我少.一班的学生比二班多.I have more pens than you (do).I drink more tea than he (does).He has less rice than I (do).There are more students in Class 1 than in Class 2.第8页/共18页第八页，共19页。3 3、形容词原级的比较。、形容词原级的比较。 形容词的原级与形容词的原级与asasasas连用表示肯定意思，连用表示肯定意思，是是“和和一样一样(yyng)”(yyn

8、g)”的意思；与的意思；与not as/ not as/ so asso as连用表示否定意义，是连用表示否定意义，是“不如不如”或或“不一不一样样(yyng)”(yyng)”的含义。的含义。She is as pretty as her mother.She is as pretty as her mother.The book is as new as that one.The book is as new as that one.The story is as interesting as that one.The story is as interesting as that one.

9、The question is not as / so difficult as that one.The question is not as / so difficult as that one.My bike is not as / so good as yours.My bike is not as / so good as yours.第9页/共18页第九页，共19页。4 4、形容词比较级的修饰、形容词比较级的修饰(xish)(xish)。 much + much + 形容词的比较级形容词的比较级 得多得多 a little + a little + 形容词的比较级形容词的比较级 一

10、点一点This pen is much better than that one.This pen is much better than that one.Tom is a little shorter than his friend Jim.Tom is a little shorter than his friend Jim.Today is a little colder than yesterday.Today is a little colder than yesterday.The book is much more interesting than that one.The b

11、ook is much more interesting than that one.第10页/共18页第十页，共19页。5. 5. 形容词的比较级形容词的比较级 + and + + and + 形容词的比较级形容词的比较级 （前后（前后(qinhu)(qinhu)形容词是同一个）形容词是同一个） 越来越来越越She is becoming thinner and thinner.She is becoming thinner and thinner.Our country is becoming richer and Our country is becoming richer and ri

12、cher.richer.There are more and more students in our There are more and more students in our school.school.Living in the world is becoming more and Living in the world is becoming more and more difficult.more difficult.第11页/共18页第十一页，共19页。6、the + 形容词的比较级 + + the +形容词的比较级 表示(biosh)“ 越，就越”The more you e

13、at, the fatter you will be.The harder you study, the more you will get.The smaller the house is, the less it will cost.The sooner, the better.第12页/共18页第十二页，共19页。7 7、the + the + 形容词比较形容词比较(bjio)(bjio)级级 + + of of 短语短语 两者中比两者中比较较(bjio)(bjio)的一个的一个She is the prettier of the two She is the prettier of t

14、he two girls.girls.The bike is the older of the two.The bike is the older of the two.His is the taller of the two.His is the taller of the two.This one is the more beautiful This one is the more beautiful of the the two picture.of the the two picture.第13页/共18页第十三页，共19页。形容词最高级的用法(in; of/among)那个短发的女孩

15、是我们班最高的.今天(jntin)是一年中最热的一天.他的房间是三个中最干净的一个.上海是中国最大的城市.The girl with red hair is the tallest in our class.Today is the hottest day of the year.His room is the cleanest of the three.Shanghai is the largest in China.第14页/共18页第十四页，共19页。注意一些特殊(tsh)句式Shanghai is larger than the other cities in China.Shangh

16、ai is larger than any other city in China.Shanghai is larger than any city in Australia.第15页/共18页第十五页，共19页。The weather in Beijing is colder than that in Shanghai.The cars made in China are cheaper than those made in Japan.第16页/共18页第十六页，共19页。More examples:He is the youngest of all the children.This book is the most interesting of all books.America is the most developed country in the world.The Changjiang River is the longest river in China.He is one of the greatest scientists in China.The city is one of the most beautiful cities in the world.Lucy is one of the tallest girls in her clas