1、形容詞和副詞的形容詞和副詞的 比較級和最高級比較級和最高級bigbiggerLook at the pictures and Look at the pictures and understand understand 看圖并理解Look at the pictures and Look at the pictures and understand understand 看圖并理解bigbiggerbiggestfastLook at the pictures and Look at the pictures and understand understand 看圖并理解fastfasterL

2、ook at the pictures and Look at the pictures and understand understand 看圖并理解fastfasterfastestLook at the Look at the pictures pictures and understand and understand 看圖并理解 構 成 方 法原 級比 較 級最 高 級單音節詞和少數多音節詞一般在詞尾加一般在詞尾加-er/或或-est/ist/coldcoldercoldestfastfasterfastest以字母以字母e結尾的形容詞，加結尾的形容詞，加-r或或-stnicenic

3、ernicestlargelargerlargest重讀閉音節詞只有一個輔音字母重讀閉音節詞只有一個輔音字母時，應先雙寫輔音字母；再加時，應先雙寫輔音字母；再加-es或或-estbigbiggerbiggesthothotterhottest以以“輔音字母輔音字母+y”結尾的雙音節結尾的雙音節詞，先改詞，先改“+y”結尾的結尾的雙雙音節詞，音節詞，先改先改“y”為為“i”,再加再加-er或或-esteasyeasiereasiestearlyearlierearliest多音節詞和部分雙音節詞在詞前加在詞前加more或或mosttiredmore tiredmost tiredeasilymo

4、re easilymost easily 不規則變化，不規則變化，要多加注意哦！要多加注意哦！ good bad many little well badly much far betterbestworseworstmoremostlessleastbetterbestfartherfarthestworseworstmoremostimportant _ _ easy_ _ wet_ _ happy_ _ careful _ _ thin _ _ good_ _ hot _ _ easily _ _ many_ _ nice _ _ big _ _heavy_ _delicious_ _m

5、uch_ _給出下列詞的比較級和最高級給出下列詞的比較級和最高級 more importantmost importanteasiereasiestwetterwettesthappierhappiestmore carefulmost carefulthinnerthinnestbetterbesthotterhottestmore easilymost easilymoremostnicernicestbiggerbiggestheavierheaviestmore deliciousmost deliciousmoremostMore examples:1.Mary is clevere

6、r than her little sister.2.The new building is higher than the old one.3.His shirt is more expensive than mine.4.Kate is more beautiful than Lily is. 5.She is five years older than I am.6.He is 2 centimeters taller than her.7.This ruler is 20 centimeters longer than that one.比較級的用法：比較級的用法： than1.湯姆比

7、杰克高.2.這只箱子要比那只箱子大.3.那些蘋果比這些大.4.第一個問題很容易第一個問題很容易,但第二個更容易但第二個更容易.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.(2) 數量的比較數量的比較1.我的筆比你的多.2.我喝的茶比他多.3.他吃的飯比我少.4.一班的學生比二班多.I have more pens than

8、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.More examples:1.He is the youngest of all the children.2.This book is the most interesting of all books.3.America is the most developed country in the world.4.The Changjiang River

9、 is the longest river in China.5.He is one of the greatest scientists in China.6.The city is one of the most beautiful cities in the world.7.Lucy is one of the tallest girls in her class.8.Give my best wishes to you.9.He is my best friend.形容詞最高級的用法形容詞最高級的用法(in; of)那個短發的女孩是我們班最高的那個短發的女孩是我們班最高的.今天是一年中

10、最熱的一天今天是一年中最熱的一天.他的房間是三個中最干凈的一個他的房間是三個中最干凈的一個.上海是中國最大的城市上海是中國最大的城市.The girl with short 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.1.The new building is higher than the old one.Those apples are bigger th

11、an these ones.2.His shirt is more expensive than mine.如果主語是物主代詞如果主語是物主代詞+名詞，那么后面要用名詞，那么后面要用名詞性物主代詞。名詞性物主代詞。比較級必須在同類中進行，即人與人比，比較級必須在同類中進行，即人與人比，物與物比，而且比較結構前后的詞語要對稱，物與物比，而且比較結構前后的詞語要對稱，特別注意在特別注意在than或或 as 之后不要漏掉可能出現之后不要漏掉可能出現的替代詞的替代詞 that ，those, one ,ones. 3.Kate is more beautiful than Lily is. She i

12、s five years older than I am. I drink more tea than he (does).than前后句子的時態相同。通常用前后句子的時態相同。通常用be動詞動詞情態動詞情態動詞can, may, must, could, should和助動和助動詞詞do, does ,did, will，have等來簡答。等來簡答。4.I have more pens than you (do).many,much,little,few等詞必須帶名詞。等詞必須帶名詞。5.The city is one of the most beautiful cities in the

13、world.one of+ the+最高級最高級+復數名詞復數名詞 Which/Who+ 比較級，比較級，A or B? Which/Who+ 最高級，最高級，A ，B or C?6.Who is older, Jim or Tom ? Who is the tallest, Jim , Mike or Tom Which language is _ , English, French or Chinese?A. difficult B. more difficult C. the most difficultC7. Mary is the tallest of all the sisters

14、 in the family .在使用形容詞最高級時，一定要把自己包括在使用形容詞最高級時，一定要把自己包括 在比較的范圍內。在比較的范圍內。8.This is the third largest city in China . 當表示當表示“第二，第三第二，第三”等意思時，經常在最高等意思時，經常在最高級的前面加級的前面加second, third,等詞。等詞。 9.Its our largest machine in our factory. 當最高級前有物主代詞修飾時，其前不加當最高級前有物主代詞修飾時，其前不加定冠詞定冠詞the. 雙音節或多音節形容詞和副詞的比較級雙音節或多音節形容詞

15、和副詞的比較級 和最高級的特殊情況：和最高級的特殊情況：1、一般是在原級前加、一般是在原級前加more構成比較級，在原級前加構成比較級，在原級前加most構構成最高級。成最高級。 beautiful more beautiful most beautiful interesting more interesting most interesting dangerous more dangerous most dangerous 2、某些單音節形容詞，加、某些單音節形容詞，加more, most 構成比較級和最高級。構成比較級和最高級。 glad more glad most glad plea

16、sed more pleased most pleased tired more tired most tired often-more often- most often3、表示在兩者之間相差的程度用表示在兩者之間相差的程度用“具體數字具體數字+比較級比較級+ than+ 比較對象比較對象”。eg: The road is two metres longer than that one . 這條公路比那條公路長兩米。這條公路比那條公路長兩米。 This pencil is four inches shorter than that one . 這只鉛筆比那只鉛筆短四英寸。這只鉛筆比那只鉛筆短

17、四英寸。4、有些雙音節和單音節形容詞，既可以加、有些雙音節和單音節形容詞，既可以加er或或est構構成比較級和最高級，也可以加成比較級和最高級，也可以加more 和和most構成比較構成比較級和最高級。級和最高級。 friendly huge calm free true clever5、形容詞原級的比較。、形容詞原級的比較。 形容詞的原級與形容詞的原級與asas連用表示肯定意思，是連用表示肯定意思，是“和和一樣一樣”的意思；與的意思；與not as/ so as連用表示否定連用表示否定意義，是意義，是“不如不如”或或“不一樣不一樣”的含義。的含義。She is as pretty as he

18、r mother.The book is as new as that one.The story is as interesting as that one.The question is not as / so difficult as that one.My bike is not as / so good as yours.6、形容詞比較級的修飾。、形容詞比較級的修飾。比較級前面可以用比較級前面可以用even(更加更加)，much(得多得多)，far(得多得多)，a little(一點一點)，a bit(一點一點)，a lot(大量大量)，still(還，還要還，還要)等詞語表示不定程

19、等詞語表示不定程度或數量。度或數量。eg: I am even less lucky. She is far better than me at writing. This pen is much better than that one. Tom is a little shorter than his friend Jim.7. 7. 形容詞的比較級形容詞的比較級 + + and + + 形容詞的比形容詞的比較級較級 （前后形容詞是同一個）（前后形容詞是同一個） 越來越越來越She is becoming thinner and thinner.Our country is becomin

20、g richer and richer.There are more and more students in our school.Living in the world is becoming more and more difficult.8、the + 形容詞的比較級形容詞的比較級 + + the +形容詞的比較級形容詞的比較級 表示表示“ 越越，就越，就越”The more you eat, the fatter you will be.The harder you study, the more you will get.The smaller the house is, the

21、less it will cost.The sooner, the better.9、the + 形容詞比較級形容詞比較級 + of 短語短語 兩者中比較兩者中比較的一個的一個 She is the prettier of the two girls. The bike is the older of the two. His is the taller of the two. This one is the more beautiful of the the two picture.10.表示表示“是是的幾倍的幾倍”，用，用“倍數倍數+as+原級原級+as”結構，或者結構，或者“倍數倍數+比

22、較級比較級+than”結構。結構。 eg: This classroom is three times as big as that one. This classroom is twice bigger than that one.Make Comparisons1. Write down the comparatives and the superlatives of these wordsbignicelongnewcheapyounglatesafethirsty heavyeasyhardhighfewoldthinexpensiveinterestingcarefullyquick

23、lygoodbadlittlefarmany/muchFollow ups(隨堂練習)1、-Mr Zhou, all of the students in our group, who lives _? -I think Li Lei does. A. fat B. father C. farthest D. farest2、The Changjiang River is _ than any other river in China. A. shorter B. longer C. shortest D. longest3、Bob never dose his homework _ Mary. He makes lots of mistakes. A. so