初中英语形容词比较级和最高级课件-图文.ppt

1、1形容词与副词的区分形容词与副词的区分 1形容词用法：形容词用法：be动词形容词；形容词动词形容词；形容词名词。如：名词。如：He is careful. He is a careful boy.2副词用法：行为动词副词。如：副词用法：行为动词副词。如：He writes carefully.注意：注意：形式像副词的形容词。形式像副词的形容词。如：如：lonely，friendly, lively, lovely2副词的位置副词的位置 1.She works hard . （修饰动词）（修饰动词） 2.I am very busy. （修饰形容词）（修饰形容词） 3.He runs too q

2、uickly. （修饰副词）（修饰副词）3形容词和副词有三个等级：形容词和副词有三个等级：原级原级比较级比较级最高级最高级4 程度副词程度副词very, too, so, quite等修饰形容词的原级等修饰形容词的原级 如：如：very tall、 too hot、 so cold The car is quite/very cute.The flood is very/so serious.5 A +be+as+adj.原级原级+as+B A和和B一样一样 This story is as interesting as that one.否定形式：否定形式： not so/as+adj.+a

3、s 和和 不一样不一样这个问题不如那个问题难。这个问题不如那个问题难。This question is not so/as difficult as that one.这个故事和那个故事一样有趣。这个故事和那个故事一样有趣。67Look at the pictures and understand longlongerlongest1.一般单音节词和少数的双音节词，一般单音节词和少数的双音节词，比较级在后面加比较级在后面加-er，最高级在后面加，最高级在后面加-est 8largelargerlargest2.以不发音以不发音e结尾的单音节词，结尾的单音节词，比较在原级后比较在原级后加加-r，

4、最高级在原级后最高级在原级后加加-st9happyhappierhappiest3.以以“辅音字母辅音字母y”结尾的双音节词，结尾的双音节词， 把把y改为改为i，比较级加，比较级加-er，最高级加，最高级加-est10bigbiggerbiggest4.在重读闭音节结尾（即：辅元辅结构在重读闭音节结尾（即：辅元辅结构重读结尾），先双写末尾的辅音字母，重读结尾），先双写末尾的辅音字母，比较级比较级加加-er，最高级，最高级加加-est11beautifulmore beautifulmost beautiful5.其他双音节词和多音节词，比较级在其他双音节词和多音节词，比较级在前面前面加加mor

5、e，最高级在前面，最高级在前面加加most12不规则形容词变化原级比较级最高级good(好的）好的） well (健康的）健康的）betterbestbadillworseworstmany / muchmoremostoldolderelderoldesteldestlittlelessleastfarfartherfarthestfurtherfurthest13 原级比较级 最高级importanteasythingoodwellhotexpensivecheapmanylittlecan you?14 A + be+比较级比较级+than B This cake is more del

6、icious than that one.（两者之间）（两者之间）这个蛋糕比那个蛋糕好吃。这个蛋糕比那个蛋糕好吃。15（两者之间）（两者之间） 倍数倍数 + 比较级比较级+than .这个球是那个球的这个球是那个球的9倍大。倍大。This ball is 9 times bigger than that one.16He is taller than any other boy.He is taller than the other boys.17The Changjiang River is longer than any otherriver in China.The Changjiang

7、 River is longer than anyriver in India.在同一范围内比较在同一范围内比较在不同范围内比较在不同范围内比较18 the +比较级比较级+of the twoAmy is the shorter of the two.Davie is the taller of the two.19吃的越多，吃的越多，会变得越胖会变得越胖( ) you eat, ( )you will be. the +比较级，比较级， the +比较级比较级越越， 越越。The morethe fatterThe more , the better.20你们越仔细，出的错误就越少你们越仔

8、细，出的错误就越少.The you are, the mistakes you make.他越忙越快乐他越忙越快乐._ _ he is, _ _ he will be.The busier the happier more carefulfewer21她变得越来越胖。她变得越来越胖。5. 比较级比较级+ and +比较级比较级越来越越来越fatter and fatterShe is getting .22天气变得越来越冷了。天气变得越来越冷了。The weather becomes ( ) and ( ). coldercolder23哪一个大，蓝球哪一个大，蓝球还是红球？还是红球？6.“特

9、殊疑问词特殊疑问词v.比较级，比较级，A or B？”Which one is bigger, the blue ball or the red ball?24“比较比较”出来的英出来的英语语1. A friend is easier lost than found. 朋友易失不易得。朋友易失不易得。2. Enough is as good as a feast. 知足常乐。知足常乐。3. Better to do well than to say well. 说得好不如干得好。说得好不如干得好。4. Better the last smile than the first laughter.

10、宁可最后微笑，不可首先狂喜。宁可最后微笑，不可首先狂喜。255. Doing is better than saying. 会说不如会做。会说不如会做。6. Two heads are better than one. 两人智慧胜一人。两人智慧胜一人。7. Good to begin well, better to end well. 善始好，善终更佳。善始好，善终更佳。8. An eye finds more truth than two ears. 百闻不如一见。百闻不如一见。26(三者或三者以上三者或三者以上)the+最高级最高级+of（同类）（同类）in(范围范围)那个短发的女孩是我们

11、班最高的那个短发的女孩是我们班最高的.The girl with short hair is the tallest girl in our class.The girl with short hair is the most beautiful girl of all girls.那个短发女孩是所有女孩中最漂亮的。那个短发女孩是所有女孩中最漂亮的。271.What is 1.What is the longestthe longest wall wall in the worldin the world? ?The Great Wall.2. Which is 2. Which is the

12、 heaviestthe heaviest animal animal on the landon the land? ?The elephants.3. Who is 3. Who is the tallestthe tallest professional basketball player professional basketball player in Chinain China? ?Yao Ming.284. Which is 4. Which is the warmestthe warmest province in China province in China in wint

13、erin winter? ? Hainan.5. Which is 5. Which is the coldestthe coldest province in China province in China in winterin winter? ?Heilongjiang.29最重要的语言之一是英语。最重要的语言之一是英语。One of the most important languages is English. One of+the+最高级最高级+名词复数名词复数 “最最的的之一之一”云南是中国最美的城市之一。云南是中国最美的城市之一。Yun Nan is one of the mo

14、st beatiful cities in China.30 the+序数词序数词+最高级最高级+单数名词单数名词+in短短语语 “在在中是第几个中是第几个”eg：黄河是中国第二长河。：黄河是中国第二长河。The yellow river is the second longest river in China.中国是世界上第三大国家。中国是世界上第三大国家。China is the third largest country in the world.31Li Leis box is heavy. Han Meimeis box is heavier. Jims box is the hea

15、viest of all. back32Winter is _ season of a year.the coldest back3334(A and B are watching TV.)A: Hey! Jim, he is my favorite. He runs faster than others. I bet(打赌打赌) he must run fastest among all competitors（选手）（选手）.B: But I like Jack best. He runs more gracefully（优雅的）（优雅的） than others.C: Susan! sh

16、e is my favorite idol（偶像）（偶像）. She sings better than others. I believe of all the girls she sings best.A: But I still like Jim more than her.B: Me too.Now watch this small joke together.35C: I want to sing songs as well as she (does). Therefore, I must get up earlier than before and do lots of pract

17、ice. I always get up later than you.A: The more haste, the less speed. (欲速则不欲速则不达达) Havent you heard that?C: No! Where are you going?B: To the balcony(阳台阳台).C: why?B: We will prove to the neighbors that we didnt bully you.36短文例句：短文例句： He runs faster than others. I bet(打赌打赌) he must run fastest among

18、 all competitors（选手）（选手）.fast - -fasterfastest1.单音节词和少数双音节词尾加单音节词和少数双音节词尾加-er或或-est37短文例句：短文例句： I always get up later than you.late - - laterlatest2. 以以 e结尾的词尾加结尾的词尾加-r或或-st38短文例句：短文例句： Therefore, I must get up earlier than before and do lots of practice. early - - earlierearliest3. 辅音字母辅音字母+y结尾结尾,改

19、改y为为i加加-er或或est39短文例句：短文例句： He runs more gracefully（优雅的）（优雅的） than others.gracefully - - more gracefully most gracefully 4.由由adj.后加后加ly构成的构成的adv.,前加前加more或或most40不规则变化的副词不规则变化的副词原级原级比较级比较级最高级最高级wellbadlylittlemuchfar41随堂练习badly _ _slowly _ _little _ _ far _ _late _ _ much _ _ well _ _hard _ _quickly

20、 _ _carefully _ _42短文例句：短文例句：He runs faster than others.He runs more gracefully（优雅的）（优雅的） than others1 .“副词比较级副词比较级+than” 他比他弟弟学习更努力。他比他弟弟学习更努力。 He works harder than his brother.432. “as +副词原级副词原级+as” 他和我跑得一样快。他和我跑得一样快。短文例句短文例句: I want to sing songs as well as she (does).其否定形式为：其否定形式为：not so/as +副词原

21、副词原级级+as.例如：例如： 他和我跑得不一样快。他和我跑得不一样快。He doesnt run so/as fast as me. He runs as fast as me. 44短文例句短文例句: The more haste, the less speed. (欲速则不达欲速则不达) 3. “the +副词比较级副词比较级, the +副副词比较级词比较级 ” 你越努力学习，你的成绩就越好。 The harder you work，the better your grades will be.454.“比较级比较级and比较级比较级”他做作业越来越认真了。他做作业越来越认真了。He

22、does his homework more and more carefully.46短文例句短文例句: I bet(打赌打赌) he must run fastest among all competitors（选手）（选手）. “副词最高级副词最高级+表示范围表示范围”的结构。的结构。 我们校队在我们地区踢足球踢得最好。我们校队在我们地区踢足球踢得最好。 可省略可省略Our school team plays football (the) best in our region. 47The bee is flying fast. The bird is flying faster.The

23、 plane is flying the fastest.back48Liu Xiang _ in the Olympic Games.ran the fastestback49中考链接 1.If you do it again _, I believe you wont make so many mistakes next time. A. more careful B. much careful C. more carefully D. much carefully 2. As the 2010 Asian Games get closer, Guangzhou is becoming _

24、 than ever. A. beautiful B. most beautiful C. more beautiful D. more beautifullyCC50 3.Johnny doesnt sing _ the other boys and girls in his class. A. so well as B. as good like C. as well like D. so good as 4.Now the air in our hometown is _ than it was before. Something must be done. A. much better

25、 B. more worse C. more better D. much worseAA51形容词和副词的比较级的变化不能混淆！形容词和副词的比较级的变化不能混淆！1.以以-er结尾和特殊变化结尾和特殊变化的形容词副词比的形容词副词比较级前面较级前面不能加不能加more2. as as 之间必须用形容词和副词之间必须用形容词和副词原级原级He is more taller than I. (T or F)I can write more better than he. (T or F)I run as faster as she. (T or F) fast521.比较级前可用比较级前可用m

26、uch, far, a lot, a little, even等等表示程度表示程度,不能使用不能使用very，quite.She sings _ better than the others. 她比别人要唱得好得多。她比别人要唱得好得多。Now I read _ faster than before. 我现在读得比以前要快一点。我现在读得比以前要快一点。532.在比较级中，用在比较级中，用that代替上述出现过的代替上述出现过的不可数名词不可数名词，用，用those代替上述出现过的代替上述出现过的复数名词。复数名词。 The water in the glass is cleaner than

27、 _ in the river. 杯子里的水比河里的要干净。杯子里的水比河里的要干净。I like these pictures better than _ on the wall. 和墙上的画相比，我更喜欢这些。和墙上的画相比，我更喜欢这些。thatthose543.比较的对象要一致，一般说来同等的两个事物才能比较. 即人与人比，物与物比，而且即人与人比，物与物比，而且比较结构前后的词语要对称，特别注意在比较结构前后的词语要对称，特别注意在than之后不之后不要漏掉可能出现的替代词要漏掉可能出现的替代词 that ，those, one ,ones. The weather of Beiji

28、ng is colder than Shanghai. (T or F)that ofHis English is better than anyone else in his class. (T or F)elses554.表示不同程度比较时，句子主语表示不同程度比较时，句子主语。He studies harder than any student in his class. (T or F)otherHe studies harder than all the students in his class. (T or F)otherHe studies harder than anyone

29、 in his class. (T or F)else56China is larger than _ country in Africa. (any, any other)anyChina is larger than _ countries in Asia. (the, the other)the other57His shirt is more expensive than mine.如果主语是物主代词如果主语是物主代词+名词，那么后面要用名词，那么后面要用名词性物主代词。名词性物主代词。58改错改错:1. His computer is cheaper than I.2. Bill i

30、s taller than any boy in his class.3. Jim is very older than his sister.I mineany boy any other boyverymuch595. Li Ling is the youngest of our class.6. Li Fen draws better of the two girls.8. He is the tallest in the three boys. in the better of609. Its more bigger than a chicken.10. He is younger of the two.11. My classroom is bigger than you.12. The girl is very taller.much the youngeryourstall6113. Mr. Green is my the best teacher.14. Jim is one of the tallest boy in our class.15. John runs is the fastest of all. 去掉去掉 theboys去掉去掉is6263