1、牛津版英语 八年级上册 Unit3 Computers形容词的比较级和最高级 Actions speak louder than words.事实胜于雄辩。Blood is thicker than water.血浓于水。Two heads are better than one.三个臭皮匠顶过一个诸葛亮。East or west,home is the best.金窝银窝不如自家草窝。The sweetest grapes hang the highest.最甜的葡萄挂得最高。Introductionfatterfatthe fattesttalltallerthe tallesthappy
2、happierthe happiestlazylazierthe laziestexcitedthe most excitedmore excitedthe most expensivemore expensiveexpensiveRegular adjectivesRule parative superlative一般情况一般情况:比较级加比较级加-er，最高级加，最高级加-esttalltallertallest以以e结尾结尾:比较级加比较级加-r，最高级加最高级加stnicefinenicerfinernicestfinest以重读闭音节结尾，且以重读闭音节结尾，且词尾只有一个辅音字母词
3、尾只有一个辅音字母的的:比较级比较级-双写末尾双写末尾辅音字母，再加辅音字母，再加-er；最高级双写末尾辅音字最高级双写末尾辅音字母再加母再加-estfatthinfatterthinnerfattestthinnest以辅音字母加以辅音字母加y结尾的结尾的词词:比较级比较级改改y为为i,再加再加-er，最高级改最高级改y为为i,再再加加-estearlyheavyearlierheavierearliestheaviest1.单音节以及以单音节以及以y结尾的双音节结尾的双音节2.部分双音节和多音节形容词部分双音节和多音节形容词 AdjectiveComparativeSuperlatived
4、eliciousmore+adj.expensivethe most+adj.excitedpleasedmore pleased the most pleasedmore excitedthe most excitedmore deliciousthe most deliciousmore expensivethe most expensiveIrregular adjectives3.Irregular forms（不规则）（不规则）Aparativessuperlatives goodbad/ill many/much little old far AdjectiveComparativ
5、eSuperlativebetterbestmoremostworseworstlessleastolder/elderoldest/eldestfarther/furtherfarthest/furthestConclusion:1.large _ _ 2.nice _ _3.dry _ _ 4.thin _ _5.good_ _ 6.bad _ _7.clever_ _ 8.happy_ _9.heavy_ _ 10.fat _ _11.well _ _ 12.ill _ _13.many _ _ 14.much_ _15.beautiful _ _larger largest nicer
6、 nicestdrier driestthinner thinnestbetter bestworse worstcleverer cleveresthappier happiestheavier heaviestfatter fattestbetter bestworse worstmore mostmore mostExercise 1:Write down the Comparatives and superlatives.more beautiful most beautiful 16.little _ _ 17.far _ _ 18.old _ _ 19.early _ _ 20.i
7、nteresting_ _ 21.excited _ _ less least farther/further farthest/furthest older/elder oldest/eldest earlier earliest more interesting more excited most excited most interestingWhen to usePeppa is tall.George is short.Peppa is taller than George.George is shorter than Peppa.tallershortertallshortCOMP
8、ERATIVES compare two people or things.Adj.(单音节以及部分双音节)er+thanCOMPERATIVESAdj.(多音节以及部分双音节)+more+thanWhich muddy puddle is larger?The right one is larger.The white cat is fatter than the black cat.白猫比黑猫胖。白猫比黑猫胖。1)两个人或事物之间比较时，常用两个人或事物之间比较时，常用“形容形容词比较级词比较级+than”结构。结构。一、比较级的用法一、比较级的用法Mr Miller is much mo
9、re popular than Mr Black in our school.在我们学校，米勒老师比布莱克老师受欢迎得在我们学校，米勒老师比布莱克老师受欢迎得多。多。2)强调比较级的比较程度或语气时，形容强调比较级的比较程度或语气时，形容词比较级前面可以由词比较级前面可以由much,even,far,a little,a bit,a lot等来修饰。等来修饰。Who is younger,John or Jimmy?约翰和吉米，谁更年轻？约翰和吉米，谁更年轻？Which is heavier,this box or that box?这个盒子和那个盒子，哪个更重？这个盒子和那个盒子，哪个更重？
10、3)有两者供选择，要表达有两者供选择，要表达“谁更谁更”或或“什么更什么更”时，常用时，常用“Who/Which+be+形容词比较级形容词比较级,A or B?”句型。句型。The busier he is,the happier he feels.他越忙越高兴。他越忙越高兴。4)“the+形容词比较级形容词比较级+,the+形容词形容词比较级比较级+”表示表示“越越，越，越”。I think the red one is the more useful of the two computers.在那两台电脑中，我认为红色的更有用。在那两台电脑中，我认为红色的更有用。5)“the+形容词比较级
11、形容词比较级+of the two+(名词名词)”表示表示“两个中更两个中更的的”。China is larger than any other country in Asia.中国比亚洲的其他任何一个国家都大。中国比亚洲的其他任何一个国家都大。6)“形容词比较级形容词比较级+than+any other+可数可数名词单数名词单数”表示表示“比起任何一个比起任何一个更更”，该结构表示的是，该结构表示的是最高级含义最高级含义。What about comparing more people or things?Daddy Pig is taller than others.Daddy Pig i
12、s the tallest.superlativesSUPERLATIVES compare one people or thing to many other.+est+Adj.(单音节以及部分双音节)thethe+Adj.(多音节以及部分双音节)+mostWhich muddy puddle is the largest?The left one is the largest.Whose boots are the biggest?Daddy Pigs boots are the biggest.1)三者或三者以上的人或事物比较时，要三者或三者以上的人或事物比较时，要用用形容词的最高级形式
13、形容词的最高级形式。常用结构为：。常用结构为：the+形容词最高级形容词最高级+名词名词+表示范围的表示范围的in/of短语短语。二、最高级的用法二、最高级的用法 He is the tallest student in our class.他是我们班最高的学生。他是我们班最高的学生。Today is the hottest day of the year.今天是今年最热的一天。今天是今年最热的一天。Who is the most beautiful,Susan,Betty or Peggy?苏珊、贝蒂和佩吉，谁最漂亮？苏珊、贝蒂和佩吉，谁最漂亮？Which is the most diffi
14、cult,Maths,English or History?数学、英语和历史，哪个是最难的？数学、英语和历史，哪个是最难的？2)三个人或事物比较，要表达三个人或事物比较，要表达“谁最谁最、什么最什么最”时，常用时，常用“Who/Which+be+the+形容词最高级形容词最高级,A,B or C?”句型。句型。Its one of the cheapest hotels here.它是它是这里最便宜的旅馆之一。这里最便宜的旅馆之一。3)“one of+the+形容词最高级形容词最高级+可数名词可数名词复数复数”表示表示“最最之一之一”。Character:clever,honest,brave
15、,lazy,funny,kind,thoughtful,powerful,calm,hard-working,easy-going,tough-minded,reliable Appearance:tall,thin,fat,short,strong,uglygood-looking,unattractive,plain,Tips:one of of all in this group of the 4 among them I have ever known Choose 3 adjectives and describe 4 people.Character Tang monk is th
16、e kindest of all.Sun Wukong is the most powerful one I have ever known.Zhu Bajie is the laziest one in this group.Sha Wujing is one of the hard-working companions.Appearance Tang monk is the most good-looking one of the 4.Sun Wukong is the thinnest one among them.Zhu Bajie is the fattest one of all.
17、Sha Wujing is one of the ugliest companions.Complete the sentences with given adjectives.Exercise 2:Help David go shopping.P.39-41 Complete the conversation below.David:Id like to see some of your cameras.Salesman:Certainly.This is the most expensive model.This is the cheapest model.This is the newe
18、st and lightest model.(1)_(2)_(3)_Tony:Did they show you any cameras?David:Yes.The(1)_model is (2)_.The(3)_model costs(4)_.The(5)_model was made in(6)_.The(7)_model weighs(8)_.expensive light old smallsmallest99.8 mm x 56.4 mm x 24.5 mmmost expensiveoldestlightest3,5892010170 gB2 David told his frie
19、nd Tony about his shopping trip.Complete Davids sentences with the superlative of the adjectives from the box.1.The harder you _,the better progress you _.A.will work;will make B.work;have made C.work;will make D.will work;makeSelf-check choice2.The doctor told Mary to eat_ vegetables and _ meat bec
20、ause she was getting fatter and fatter.A.much;little B.more;less C.many;few D.more;fewer3.My father told me a story last night.It is _ one Ive ever heard.A.the funniest B.funniest C.funnier D.the funnier4.Of the 2 T-shirts,Id choose the _ one to save money.A.cheapest B.more expensive C.cheaper D.mos
21、t expensive5.His skateboard is _ than mine.A.expensiver B.more expensive C.much expensive D.the most expensiveObserve and compare!Whos taller?Whos healthier?Whos much stricter with your study?Whos the most generous?Whos the most hard-working?HomeworkHomework Writing:Introduce your family members with comparative or superlative of adjectives.(around 80 words)
