Grammar-比較級和最高級課件

1、形容詞和副詞的 比較級和最高級Unit 1形容詞：是修飾名詞（人或事物），表示名 詞的性質(zhì)，特征或?qū)傩砸环N詞類。 它在句中作定語、表語和賓語補足語。副詞：用來修飾動詞、形容詞及其他副詞 的詞叫副詞。副詞在句中多作狀語. 一、形容詞和副詞的概念如果形容詞修飾不定代詞something, anything, everything, nothing等時，要放在不定代詞后面。如:something interesting nothing new副詞放在所修飾的動詞之后、形容詞和副 詞之前。如果前面是行為動詞，則后面用副詞。如: 1.She works hard .（修飾動詞） 2.I am very

2、busy.（修飾形容詞） 3.He runs too quickly .（修飾副詞） 4.We play happily. （修飾動詞）通常在形容詞后加-ly變成副詞。slow _ real _usual _ careful_easy _ happy _heavy _ angry _slowlyusuallyeasilyheavilyreallycarefullyhappilyangrilyLook at the pictures and understand 看圖并理解bigbiggerbiggest三、形容詞和副詞的級形容詞和副詞有三個等級： 原級、比較級、最高級1.原級：即形容詞和副詞的

3、原形。 small, good, pretty, big, many asas ,(與一樣） not as（so)as （與不一樣）中間用原級。The story is as interesting as that one.The question is not as / so difficult as that one.2.比較級：兩個人或物之間的比較。表示“較”或“更一些”。標志詞：than (比） 單音節(jié)詞通常是-er結(jié)尾；多音節(jié)或部分雙音節(jié)詞通常在之前加more. 如:taller, older, harder more interesting , more quickly3.最高級：

4、三個或三個以上的人或物之間 的比較。 標志詞：in+大范圍, of , 表示“最”的意思。（兩者以上用最高級） 單音節(jié)詞通常是-est結(jié)尾；多音節(jié)或部分雙音節(jié)詞通常在之前加most. 在形容詞的最高級前必須加the;副詞之前可以不加。如 ：tallest, newest, most interesting, 不規(guī)則變化，要多加注意哦！ good/well bad/ badly many/ little far betterbestworseworstmoremostlessleastfartherfarthestimportant _ _ wet_ _ happy_ _ careful _ _

5、 thin _ _ hot _ _ nice _ _ big _ _heavy_ _delicious_ _給出下列詞的比較級和最高級 more importantmost importantwetterwettesthappierhappiestmore carefulmost carefulthinnerthinnesthotterhottestnicernicestbiggerbiggestheavierheaviestmore deliciousmost delicious(2) 數(shù)量的比較4.我喝的茶比他多.5.他吃的飯比我少.I drink more tea than he (do

6、es).He has less rice than I (do).最高級的用法： 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 is the longest river in China.形容詞最高級的用法(in; of)那個短發(fā)的女孩是我們班最高的.今天是一年中最熱的一天.他的房間是

7、三個中最干凈的一個.上海是中國最大的城市.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.注意1.The city is one of the most beautiful cities in the world.one of+ the+最高級+復(fù)數(shù)名詞 Which/Who+ 比較級，A or B? Which/Who+ 最高級

8、，A ，B or C?2.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 difficultC注意3.This is the third largest city in China . 當(dāng)表示“第二，第三”等意思時，經(jīng)常在最高級的前面加second, third,等詞。 4.Its our largest machine in ou

9、r factory. 當(dāng)最高級前有物主代詞修飾時，其前不加定冠詞the. 5、原級的比較。 形容詞的原級與asas連用表示肯定意思，是“和一樣”的意思；與not as/ so as連用表示否定意義，是“不如”或“不一樣”的含義。She is as pretty as her mother.My bike is not as / so good as yours.6、修飾比較級的。比較級前面可以用much(得多)， even(更加)， still(還，還要), a lot，a great deal， far(得多)，a little(一點)，a bit(一點)等詞語表示不定程度或數(shù)量。eg: I

10、 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.8、the + 形容詞的比較級 + + the +形容詞的比較級 表示“ 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 l

11、ess it will cost.The sooner, the better.9、the + 形容詞比較級 + of 短語 兩者中比較的一個 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“是的幾倍”，用“倍數(shù)+as+原級+as”結(jié)構(gòu)，或者“倍數(shù)+比較級+than”結(jié)構(gòu)。 eg: This classroom is th

12、ree times as big as that one. This classroom is twice bigger than that one.Follow ups (隨堂練習(xí))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. shorte

13、st D. longest3、Bob never dose his homework _ Mary. He makes lots of mistakes. A. so careful B. as carefully as C. carefully as D. as careful as4、_ she is, _ she feels. A. The more busy, the more happy B. The busy, the happy C. Busier, happier D.The busier, the happier5、The weather is getting w_ a_ w

14、_ .(越來越糟糕)CBBDorst nd orst Good-bye 。 Have a try，please。1.Which do you like _(well),apples or oranges?2.Who is _(old),Jim or Tom ?3.Jack is running _ and _(fast) .4.Our country is becoming _and _ (beautiful). 5.He is _(tall) of the the two boys. betterolderfasterfastermore more beatifulthe taller4.Find out the mistakes in the sentences below.All o