八年级英语上册_形容词副词比较级和最高级用法总结_课件[2].ppt

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1、形容词和副词的比较级和最高级。形容词和副词的比较级和最高级。大多数形容词和副词有三个等大多数形容词和副词有三个等级：原级、比较级、最高级。级：原级、比较级、最高级。原级指形容词和副词的原形；原级指形容词和副词的原形；比较级用来表示比较级用来表示“较较”或或“更更一些一些”；最高级则表示；最高级则表示“最最”Grammar：1、形容词和副词的比较级的规则变化：、形容词和副词的比较级的规则变化：一般直接在词尾加er或 esttalltaller-tallestlight lighter-lightest以字母e结尾的直接加r或stnice nicernicestfine finerfinest 以

2、辅音字母加y结尾的形容词，要变y为i再加er或estheavyheavierheaviest busy busier-busiest 以重读闭音节结尾且末尾只有一个辅音字母的形容词，要双写末尾的辅音字母再加er或 estthin thinnerthinnesthot hotterhottest 多音节词或部分双音节词的比较级和 最高级在其前面加more或most。beautifulmore beautifulmost beautiful importantmore importantmost importantInteresting more interesting most interest

3、ingquickly more quickly most quicklytired more tired most tired2、不规则形容词的比较级最高级、不规则形容词的比较级最高级原 级比 较 级最 高 级good/wellmany/muchlittleill/bad/badlyfaroldbetterbestmoremostlessleastworseworstfarther/furtherfarthest/furthestolder/elderoldest/eldest3、形容词比较级的用法、形容词比较级的用法:（1）两者（A与B）进行比较，“A比B较/更”。A+谓语+形容词或副词的比

4、较级+than+B.eg:Tom 比 Sam 高。Tom is taller than Sam.Tom 比 Sam 跑得快。Tom runs faster than Sam.英语比数学重要。English is more important than math.Lucy 比Lily 学习好。Lucy studies better than Lily.（2）两者（A与B）进行比较，“A比B大/长/高”A+谓语+数量词+形容词或副词的比较级+than+B eg:Tom比Sam大两岁。Tom is two years older than Sam.（3）两者（A与B）进行比较，“哪一个更/较”Whi

5、ch/Who 谓语+比较级,A or B?eg:数学和英语哪一科较简单？Which is easier,math or English?Tom和Sam谁跑得更快？Who runs faster,Tom or Sam?（4）两者（A与B）进行比较，“其中A是两者中较”A+谓语+the+比较级+of the two.eg：Tom is the taller of the two boys.汤姆是这两个男孩中最高的.（5）比较级+and+比较级，表示“越来越”eg：Now it is hotter and hotter.现在越来越热。shorter and shorter 越来越短 longer a

6、nd longer 越来越长 more and more beautiful 越来越漂亮 more and more interesting越来越有趣 （6）The+比较级，the+比较级 “越，就越”eg：越多越好。The more,the better.你吃的越多，你就越胖。The more you eat,the fatter you will become.（7）用形容词的比较级来表达最高级的概念：A+谓语+比较级+than any(other)+可数名词单数+范围。“A是中最的”或“A比(其他)任何都”注：当A在范围内比较时，必须加other;当 A不在范围内比较时，去掉other.

7、eg：上海比中国其他的任何一个城市都大 Shanghai is bigger than any other city in China.上海比日本的任何一个城市都大 Shanghai is bigger than any city in Japan.（8）修饰比较级的词 much(的多)、far(的多)、a lot(的多)、even(更)、still（仍然）、any(任何)a bit(一点儿)a little(一点儿)eg:This city is much more beautiful than that one.这座城市比那座城市漂亮的多。Today is even hotter than

8、 yesterday.She drives still more carefully than her husband.她开车仍然比她丈夫认真。（9）修饰形容词原级的词：very、rather、pretty、so、quite、too He is too tired to walk on.他太累了以至于不能再继续走了。My brother runs so fast that I cant follow him.我弟弟跑得那么快以至于我跟不上他。His lifestyle is quite different from mine.他的生活方式和我的相当不同。一、形容词和副词的原级：1.表示两者（A

9、与B）在某一方面相同时用句型：A+谓语+as+形容词或副词的原形+as+B.eg:Tom 和 Sam 一样高。Tom is as tall as Sam.Tom 和 Sam 跑得一样快。Tom runs as fast as Sam.英语和数学一样重要。English is as important as math.Lucy 和Lily 学习一样好。Lucy studies as well as Lily.2.两者（A与B）在某一方面A不如B时用句型：A+谓语+not as/so+形容词或副词的原形+as+B.eg:Tom 不如 Sam 高。Tom is not as/so tall as S

10、am.Tom 不如 Sam 跑得快。Tom doesnt run as/so fast as Sam.英语不如数学重要。English is not as/so important as math.Lucy 不如Lily 学习好。Lucy doesnt study as/so well as Lily.三、形容词、副词的最高级三、形容词、副词的最高级 形容词和副词的最高级常用来表示三者或三者以上形容词和副词的最高级常用来表示三者或三者以上人或物的比较。形容词最高级前必须加定冠词人或物的比较。形容词最高级前必须加定冠词the,而而副词的最高级前可以不加定冠词副词的最高级前可以不加定冠词the。但

11、是当形容词的。但是当形容词的最高级前已经有了作定语用的形容词性的物主代词或最高级前已经有了作定语用的形容词性的物主代词或名词所有格时，不在加名词所有格时，不在加the。1、主语+谓语+the+形容词或副词的最高级 +of/in短语。表示“主语是中最的”。My mother is the busiest in my family.我妈妈是家中最忙的。I jump(the)farthest in my class.我是我们班跳得最远的。Tom is the tallest of all the students.Tom是所有学生中最高的。2、one of the+形容词最高级+cn.复数 “最之一

12、”。Beijing is one of the largest cities in China.北京是中国最大城市之一。3、the+序数词+形容词最高级+名词 表示“第几大长高”The Yellow River the second longest river in China黄河是中国第二长河。4、Which/Who+谓语+the +形容词或副词最高级,A,B or C?表示“三者中哪一个更、最”Which is the biggest,the moon,the earth or the sun?月球、地球和太阳哪一个更大？四、四、比较级与最高级的互换比较级与最高级的互换1Jim is ta

13、ller than any other boy in our class.(吉姆比我们吉姆比我们 班上任何一个男孩都高班上任何一个男孩都高)=Jim is taller than the other boys in our class.(在我们班上吉姆其它的男孩高在我们班上吉姆其它的男孩高)=Jim is the tallest in our class.（吉姆是（吉姆是我们班最高的）我们班最高的）2.Jim is taller than any girl in our class.（吉姆比我们班的（吉姆比我们班的 任何一个女孩都高）任何一个女孩都高）I.用形容词的正确形式填空用形容词的正确形

14、式填空1.Which do you like _(well),apples,pears or bananas?2.I think this story is _(interesting)than that one.3.In the morning he is _(early).His father is _(early)than he.His mother is the _(early)of the three.4.The Yellow River is the second _(long)river in China.5.He thinks his corn is _(delicious)o

15、f all the food.6.I feel math is _(difficult)than Chinese.best more interesting earlyearlierearliestlongest most deliciousthe more difficult句型转换：句型转换：1.Tom is tall.Jim is short.(比较级合并比较级合并)Tom is _ _ Jim.2.My hair is long.Marys hair is longer.(合并成一句合并成一句)Marys hair _ _ _ mine.3.Pedro is thinner than

16、Sam.(改为同义句改为同义句)Sam is _ _ Pedro.4.My sister is better at study than me.She is clever.(改为同义句改为同义句)My sister is _ clever(聪明的聪明的)than me at study.5.Peter is funny.Paul is funny,too.(合并成一句合并成一句)Peter is _ funny _ Paul.tallerthanislongerthan fatter/heavierthanmoreasas2)比较级：1)A+be+adj比较级+than+B 2)A+V+adv

17、比较级+than+B注意：1)比较级修饰词：much far even still rather a lot a little a bit 2)加倍数：A be+倍数+比较级+than+B 3)同范围的比较，相当于最高级：比较级+than+any other +sl(比其他任何一个都。)4）越来越 ：比较级 and 比较级 5）越.越.：the 比较级，the 比较级 6）两个当中比较.的：the 比较级 of the two 7）Who/Which is 比较级，A or B?最高级：A+be/v+the+最高级+of(in)+.注意：1）名词所有格，形物代修饰省略 the 2)one of

18、 the 最高级+pl 3)Who/Which is the 形容词最高级，A,B or C?写出下列形容词的比较级和最高级原级比较级最高级smallgreatgoodbadmuchhotlovelytinyfamousfarlateoldmanydeepdeepestsmallergreaterbetterworsemorehottermore lovelytiniermore famousfartherlateroldermoredeepersmallestgreatestbestworstmosthottestmost lovelytiniestmost famousfarthestla

19、testoldestmostdeepest2)比较级：1)A+be+adj比较级+than+B 2)A+V+adv比较级+than+B注意：1)比较级修饰词：much far even still rather a lot a little a bit 2)加倍数：A be+倍数+比较级+than+B 3)同范围的比较，相当于最高级：比较级+than+any other +sl(比其他任何一个都。)4）越来越 ：比较级 and 比较级 5）越.越.：the 比较级，the 比较级 6）两个当中比较.的：the 比较级 of the two 7）Who/Which is 比较级，A or B?最

20、高级：A+be/v+the+最高级+of(in)+.注意：1）名词所有格，形物代修饰省略 the 2)one of the 最高级+pl 3)Who/Which is the 形容词最高级，A,B or C?widewiderwidestflatflatterflattestdrydrierdriestfriendlymore friendlymost friendlyinterestingmore interestingmost interestingExercises(A)(Written practice)Exercises(A)(Written practice)1.My sister

21、 is _ than I.(young)2.Shenzhen is _ than Guangzhou(clean)3.Tim is _ than Denis Dragon.(clever)4.I think she looks _than in the photo.(beautiful)5.The problem is _ than that one.(important)6.Can you walk _ than a young man.(far)?7.This road is _ than the other one.(wide)8.In summer it is _ in Wuhan t

22、han in Beijing.(hot)9.He has _ homework to do than I do today.(much)10.My mothers car is _ than my fathers.(expensive)youngercleanercleverermore beautifulmore importantfartherwiderhottermoremore expensiveExercises (B)1.Tom is _ boy in our class.(tall)2.Of all the girls,Sue is _(pretty).3.Unit 6 is o

23、ne of _ units in Book II.(difficult)4.Susans flowers are _ among the girls.(beautiful)5.Changjiang River is _ river in China.(long)6.It was _ day of his life.(bad)7.Toms English score is 95.Peters is 98 and Marys is 100.Toms score is _.Peter s is _ than Toms and Marys is _ than Peters.Marys is _ of

24、the three.(good)the tallestthe prettiestthe most difficultthe most beautifulthe longest the worstgoodbetterbetterthe best8.Linda has 10 dollars.Sue has 12 dollars and Anne has 15 dollars.Anne has _ money.Sue has _ money and Linda has _ money.(little).9.Ken has 10 story-books.Bob has 15 story-books.J

25、ohn has 20 story-books.Ken has _ story-books.Bob has _ story-books but John has _ of them.(many)10.Who is _ boy in our class?(strong)littlelessthe leastmanymorethe mostthe strongest2)比较级：1)A+be+adj比较级+than+B 2)A+V+adv比较级+than+B注意：1)比较级修饰词：much far even still rather a lot a little a bit 2)加倍数：A be+倍数

26、+比较级+than+B 3)同范围的比较，相当于最高级：比较级+than+any other +sl(比其他任何一个都。)4）越来越 ：比较级 and 比较级 5）越.越.：the 比较级，the 比较级 6）两个当中比较.的：the 比较级 of the two 7）Who/Which is 比较级，A or B?最高级：A+be/v+the+最高级+of(in)+.注意：1）名词所有格，形物代修饰省略 the 2)one of the 最高级+pl 3)Who/Which is the 形容词最高级，A,B or C?1.This box is_ that one.A.heavy than

27、 B.so heavy thanC.heavier as D.as heavy as2 When we speak to people,we should be-.A.as polite as possible B.as polite as possiblyC.as politely as possible D.as politely as possibly3 This book is_ that one,but_ than that one.A.as difficult as;expensiveB.as more difficult as;more expensiveC.as difficu

28、lt as;more expensiveD.more difficult as;as expensive2)比较级：1)A+be+adj比较级+than+B 2)A+V+adv比较级+than+B注意：1)比较级修饰词：much far even still rather a lot a little a bit 2)加倍数：A be+倍数+比较级+than+B 3)同范围的比较，相当于最高级：比较级+than+any other +sl(比其他任何一个都。)4）越来越 ：比较级 and 比较级 5）越.越.：the 比较级，the 比较级 6）两个当中比较.的：the 比较级 of the

29、two 7）Who/Which is 比较级，A or B?最高级：A+be/v+the+最高级+of(in)+.注意：1）名词所有格，形物代修饰省略 the 2)one of the 最高级+pl 3)Who/Which is the 形容词最高级，A,B or C?()4 I think science is _ than Japanese.A.much important B.much more important C.important D.more much important()5 This pencil is_ than that one.A longest B.long C.l

30、onger D.as long()6 My mother is no _ young.A.shorter B.longer C.little D.few()7 Our classroom is_ larger than theirs.A.more B.quite C.very D.much2)比较级：1)A+be+adj比较级+than+B 2)A+V+adv比较级+than+B注意：1)比较级修饰词：much far even still rather a lot a little a bit 2)加倍数：A be+倍数+比较级+than+B 3)同范围的比较，相当于最高级：比较级+than

31、+any other +sl(比其他任何一个都。)4）越来越 ：比较级 and 比较级 5）越.越.：the 比较级，the 比较级 6）两个当中比较.的：the 比较级 of the two 7）Who/Which is 比较级，A or B?最高级：A+be/v+the+最高级+of(in)+.注意：1）名词所有格，形物代修饰省略 the 2)one of the 最高级+pl 3)Who/Which is the 形容词最高级，A,B or C?8 When spring comes,it gets_.A.warm and warm B.colder and colder C.warme

32、r and warmer D.shorter and shorter 9 Day by day,_ students in our class came to like English.A.more and more B.much and much C.many and many D.less and least10 _ I look at the picture,_ I like it.A.The best;the more B.The more;the lessC.The more;less D.More;the more11 _ he read the book,_ he got in

33、it.A.The more;the more interestingB.The less;the more interesting C.The more;the more interested D.More;more interested 2)比较级：1)A+be+adj比较级+than+B 2)A+V+adv比较级+than+B注意：1)比较级修饰词：much far even still rather a lot a little a bit 2)加倍数：A be+倍数+比较级+than+B 3)同范围的比较，相当于最高级：比较级+than+any other +sl(比其他任何一个都。)

34、4）越来越 ：比较级 and 比较级 5）越.越.：the 比较级，the 比较级 6）两个当中比较.的：the 比较级 of the two 7）Who/Which is 比较级，A or B?最高级：A+be/v+the+最高级+of(in)+.注意：1）名词所有格，形物代修饰省略 the 2)one of the 最高级+pl 3)Who/Which is the 形容词最高级，A,B or C?12.Which is_,Li Lei or Wu Tong?A.strong B.strongest C.stronger D.the strongest13.Which language i

35、s_,English,French or Japanese?A.easy B.the most easy C.the easiest o D.much more easy14.Which is _ interesting,science,maths or English?A.more B.the most C.very D.too 15.The tree is _ in the garden.A.the taller B.the tallest C.taller than of all D.tall.16.My _ brother is three years _ than I.A.elder

36、;elder B.older;oldest C.elder;older D.older;elder2)比较级：1)A+be+adj比较级+than+B 2)A+V+adv比较级+than+B注意：1)比较级修饰词：much far even still rather a lot a little a bit 2)加倍数：A be+倍数+比较级+than+B 3)同范围的比较，相当于最高级：比较级+than+any other +sl(比其他任何一个都。)4）越来越 ：比较级 and 比较级 5）越.越.：the 比较级，the 比较级 6）两个当中比较.的：the 比较级 of the two

37、 7）Who/Which is 比较级，A or B?最高级：A+be/v+the+最高级+of(in)+.注意：1）名词所有格，形物代修饰省略 the 2)one of the 最高级+pl 3)Who/Which is the 形容词最高级，A,B or C?26.The fifth orange is_ of all.Give it to that small child.A.big B.bigger C.the bigger D.the biggest 27.My home is the _(far)to school of all,so I walk to school.28.What subject do you like _,English,maths or PE?29.He sings _(well)in my class.30.The train is _(modern)in the world.31.Who is (popular)teacher in your school?