八年级英语上册-形容词比较级和最高级专项练习.ppt

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1、形容词和副词的 比较级和最高级,形容词：是修饰名词（人或事物），表示名 词的性质，特征或属性一种词类。它在句中作定语、表语和宾语补足语。,副词：用来修饰动词、形容词及其他副词 的词叫副词。副词在句中多作状语.,一、形容词和副词的概念,形容词作定语一般放在被修饰 的名词之前。如:a new book,two big trees 等。,二、形容词和副词的用法,形容词放在系动词be、look、get、keep、turn、feel、become、seem、grow、smell等之后。如:1.I am short.2.She looks fine.3.They turn green.,如果形容词修饰不定

2、代词something,anything,everything,nothing等时，要放在不定代词后面。如:something interesting nothing new,副词放在所修饰的动词之后、形容词和副 词之前。如果前面是行为动词，则后面用副词。如:1.She works hard.（修饰动词）2.I am very busy.（修饰形容词）3.He runs too quickly.（修饰副词）4.We play happily.（修饰动词）,通常在形容词后加-ly变成副词。,slow _ real _usual _ careful_easy _ happy _heavy _ an

3、gry _,slowly,usually,easily,heavily,really,carefully,happily,angrily,big,bigger,Look at the pictures and understand 看图并理解,Look at the pictures and understand 看图并理解,big,bigger,biggest,fast,Look at the pictures and understand 看图并理解,fast,faster,Look at the pictures and understand 看图并理解,fast,faster,fast

4、est,Look at the pictures and understand 看图并理解,三、形容词和副词的级,形容词和副词有三个等级：原级、比较级、最高级1.原级：即形容词和副词的原形。small,good,pretty,big,many hard,happily,slowly,quickly 程度副词very,too,so,quite等修饰形容词和副词的原级。如：very tall、too hot、so cold quite interesting run quickly,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级：原级、比较级、最高级。原级指形容词和副词的原形；比较级用

5、来表示“较”或“更一些”；最高级则表示“最”,Grammar：,一、形容词和副词的原级：表示两者（A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 和 Sam 跑得一样快。英语和数学一样重要。Lucy 和Lily 学习一样好。,Tom is as tall as Sam.,Tom runs as fast as Sam.,English is as important as math.,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

6、词或副词的原形+as+B.eg:Tom 不如 Sam 高。Tom 不如 Sam 跑得快。英语不如数学重要。Lucy 不如Lily 学习好。,Tom is not as/so tall as Sam.,Tom doesnt run as/so fast as Sam.,English is not as/so important as math.,Lucy doesnt study as/so well as Lily.,二、形容词和副词的比较级：形容词和副词的比较级表示两个事物在进行比较时，一者比另一者较/更。常用句型：A+谓语+形容词或副词的比较级+than+B.eg:Tom 比 Sam 高

7、。Tom 比 Sam 跑得快。英语比数学重要。Lucy 比Lily 学习好。,Tom is taller than Sam.,Tom runs faster than Sam.,English is more important than math.,Lucy studies better than Lily.,1、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 est,tall,taller-tallest,light,lighter-lightest,以字母e结尾的直接加r或st,nice,nicernicest,fine,finerfinest,以辅音字母加y结尾的形容词，要变

8、y为i再加er或est,heavy,heavierheaviest,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 est,thin,thinnerthinnest,hot,hotterhottest,big fat wet red,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。,beautiful,more beautifulmost beautiful,important,more importantmost important,Interesting more interesting most

9、 interesting,quickly more quickly most quickly,tired more tired most tired,2、不规则形容词的比较级最高级,better,best,more,most,less,least,worse,worst,farther/further,farthest/furthest,older/elder,oldest/eldest,写出下列形容词的比较级和最高级,（1）ill/bad/badly（2）busy（3）big（4）rude（5）hot（6）easy（7）little（8）fast（9）hard,worse,worst,bus

10、ier busiest,bigger biggest,（10）many/much（11）happy（12）far（13）careful（14）good/well（15）difficult（16）small（17）quiet（18）old,形容词比较级的用法1、两者之间的比较，句中有明显的标志词thanTom is taller than John2、Which/Who is+比较级,A or B?Which is easier,math or English?3、能修饰比较级的副词及短：much(的多)、a lot(的多)、even(更)、a little(一点儿)This city is m

11、uch more beautiful than that oneToday is even hotter than yesterday.4、is the+比较级+of the two.Tom is the taller of the two boys.汤姆是这两个男孩中较高的那一个。,5、数量+比较级 than My father is three years older than my mother.6、比较级+and+比较级，“越来越”Now it is hotter and hotter.现在越来越热7、The+比较级，the+比较级“越，就越”The more,the better.越

12、多越好。The more you eat,the fatter you will become.你吃得越多，你就越容易变胖注：Tom is the tallest boy in his class.=Tom is taller than any other boy in his class.=Tom is taller than the other boys in his class.,（2）两者（A与B）进行比较，“A比B大/长/高”A+谓语+计量词+形容词或副词的比较级+than+B eg:Tom比Sam大两岁。Tom is than Sam.（3）两者（A与B）进行比较，“哪一个更/较”

13、Which/Who 谓语+比较级,A or B?eg:数学和英语哪一科较简单？Which is,math or English?Tom和Sam谁跑得更快？Who,Tom or Sam?,two years older,easier,runs faster,（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”Now it is.现在越来越热。越来越短越来越长越来越漂亮越来越有趣,hotter and hott

14、er,more and more beautiful,more and more interesting,shorter and shorter,longer and longer,（6）The+比较级，the+比较级“越，就越”eg：越多越好。你吃的越多，你就越胖。you eat,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.eg：上海比中国其他的任何一个城市都大 Shangh

15、ai 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.,The more,the better.,The more,the fatter,（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

16、even hotter than yesterday.She drives still more carefully than her husband.她开车仍然比她丈夫还认真。,（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。,形

17、容词最高级的用法1、the+最高级+of/in(三者及以上范围的)My mother is the busiest in my family2、one of the+最高级+名词复数+in/ofShenzhen is one of the biggest cities in China3、the+序数词+最高级+名词+in/ofThe Yellow River is the second longest river in China4、Which/Who is the+最高级,A,B or C?Which is the biggest,the moon,the earth or the sun

18、?5、This is the+最高级+名词(that)I have ever seen/listened.This is the most beautiful city that I have ever visited.,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人或物的比较。形容词最高级前必须加定冠词the,而副词的最高级前可以不加定冠词the。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 in my family

19、.我妈妈是家中最忙的。I jump in my class.我是我们班跳得最远的。Tom is of all the students.the tallest Tom是所有学生中最高的。,the busiest,(the)farthest,the tallest,2、one of the+形容词最高级+cn.复数“最之一”。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

20、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？,。,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.H

21、e is _(tall)of the the two boys.,better,older,faster,faster,more,more beatiful,the taller,四.单项选择。1.Lucy is very short,but she is _ than her sister.A.shorter B.longer C.taller D.older 2.Frank is _ friendly than his brother.A.a little more B.a few more C.much D.a little 3.Sam is _ at Chinese than Jim.

22、A.good B.well C.better D.gooder,4.This one is too large.Can you show me a _one?A.larger B.large C.small D.smaller 5.Do you think March is _ than January?Yes,its _ warmer.better,a little B.well,much C.worse,very D.nicer,quite,6.Im _ quieter than Susan.A.little B.few C.a little D.a few 7.The watch is

23、not _ beautiful as that one.A.very B.too C.so D.more,8.His French isnt so good as _.A:he B:him C:his D:hers 9.Its much better than _ classes.A.have B.has C.to have D.having 10.Her bag is newer than _.A.mine B.my C.me D.I,13.Which one is _,this one or that one?A.good B.bad C.bestD.worse14.He is _ tha

24、n me.A.older B.elder C.young D.more younger15.I think your room is _ bigger.A.a lot B.a lot of C.lots of D.more,11.The _,the better.A.much B.many C.more D.most 12.Do you know who is _ of the twins?A.shorter B.heavier C.the older D.the funny13.The weather in North China is colder than _ in South China.A.B.this C.the one D.that,