初中英語語法之比較級(jí)最高級(jí)實(shí)用教案

1、形容詞的級(jí)形容詞的級(jí)原級(jí)：即形容詞的原形。原級(jí)：即形容詞的原形。 small, good, pretty, big, many 比較級(jí)：兩個(gè)比較級(jí)：兩個(gè)(lin )人或物之間的人或物之間的比較。比較。 smaller, better, taller, older, more最高級(jí)：三個(gè)或三個(gè)以上的人或物之間最高級(jí)：三個(gè)或三個(gè)以上的人或物之間的比較。的比較。 smallest, tallest, newest, best第1頁/共18頁第一頁，共19頁。原級(jí)比較級(jí)最高級(jí)一般在詞尾加-er/-estsmallyoungsmalleryoungersmallestyoungest以e結(jié)尾的形容詞加-

2、r/-stnicelargenicerlargernicestlargest重讀閉音節(jié)結(jié)尾的詞,詞尾只有一個(gè)輔音字母,應(yīng)先雙寫該字母,再加-er/-estbigthinbiggerthinnerbiggestthinnest以輔音字母加-y結(jié)尾的詞,變y為i,再加-er/-estheavyhappyheavierhappierheaviesthappiest第2頁/共18頁第二頁，共19頁。雙音節(jié)雙音節(jié)(ynji)或多音節(jié)或多音節(jié)(ynji)形容詞的比形容詞的比較級(jí)：較級(jí)：1、一般(ybn)是在原級(jí)前加more構(gòu)成比較級(jí)，在原級(jí)前加most構(gòu)成最高級(jí)。 beautiful more beaut

3、iful most beautiful interesting more interesting most interesting dangerous more dangerous most dangerous 2、某些單音節(jié)形容詞，加more, most 構(gòu)成比較級(jí)和最高級(jí)。 glad more glad most glad pleased more pleased most pleased tired more tired most tired第3頁/共18頁第三頁，共19頁。3、少數(shù)多音節(jié)形容詞，特別(tbi)是y和ow結(jié)尾的，在原級(jí)和加er 和est構(gòu)成比較級(jí)和最高級(jí)。 happy h

4、appier happiest narrow narrower narrowest4、有些雙音節(jié)和單音節(jié)形容詞，既可以加er或est構(gòu)成比較級(jí)和最高級(jí)，也可以加more 和most構(gòu)成比較級(jí)和最高級(jí)。 right huge calm free true fond第4頁/共18頁第四頁，共19頁。不規(guī)則形容詞的比較級(jí)和最高級(jí)：不規(guī)則形容詞的比較級(jí)和最高級(jí)： 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頁/共18頁第五頁，共19頁。比較級(jí)的用法：than湯姆比杰克高.這只箱子要比那只箱子大.那些蘋果比這些(zhxi)大.第一個(gè)問題很容易,但第二個(gè)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頁/共18頁第六頁，共19頁。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頁/共18頁第七頁，

7、共19頁。(2) 數(shù)量(shling)的比較我的筆比你的多.我喝的茶比他多.他吃的飯比我少.一班的學(xué)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頁/共18頁第八頁，共19頁。3 3、形容詞原級(jí)的比較。、形容詞原級(jí)的比較。 形容詞的原級(jí)與形容詞的原級(jí)與asasasas連用表示肯定意思，連用表示肯定意思，是是“和和一樣一樣(yyng)”(yyn

8、g)”的意思；與的意思；與not as/ not as/ so asso as連用表示否定意義，是連用表示否定意義，是“不如不如”或或“不一不一樣樣(yyng)”(yyng)”的含義。的含義。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頁/共18頁第九頁，共19頁。4 4、形容詞比較級(jí)的修飾、形容詞比較級(jí)的修飾(xish)(xish)。 much + much + 形容詞的比較級(jí)形容詞的比較級(jí) 得多得多 a little + a little + 形容詞的比較級(jí)形容詞的比較級(jí) 一

10、點(diǎn)一點(diǎn)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頁/共18頁第十頁，共19頁。5. 5. 形容詞的比較級(jí)形容詞的比較級(jí) + and + + and + 形容詞的比較級(jí)形容詞的比較級(jí) （前后（前后(qinhu)(qinhu)形容詞是同一個(gè)）形容詞是同一個(gè)） 越來越來越越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頁/共18頁第十一頁，共19頁。6、the + 形容詞的比較級(jí) + + the +形容詞的比較級(jí) 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頁/共18頁第十二頁，共19頁。7 7、the + the + 形容詞比較形容詞比較(bjio)(bjio)級(jí)級(jí) + + of of 短語短語 兩者中比兩者中比較較(bjio)(bjio)的一個(gè)的一個(gè)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頁/共18頁第十三頁，共19頁。形容詞最高級(jí)的用法(in; of/among)那個(gè)短發(fā)的女孩

15、是我們班最高的.今天(jntin)是一年中最熱的一天.他的房間是三個(gè)中最干凈的一個(gè).上海是中國(guó)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頁/共18頁第十四頁，共19頁。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頁/共18頁第十五頁，共19頁。The weather in Beijing is colder than that in Shanghai.The cars made in China are cheaper than those made in Japan.第16頁/共18頁第十六頁，共19頁。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