形容词副词的比较级最高级.pptx

Mark Twain is a humorous writer.adj.Lucy is a careful girl,and she always does everything carefully.adj.adv.第1页/共13页形容词，是用来描写或修饰是用来描写或修饰名词（或代词）名词（或代词）的词，的词，表示人或事物的性质和特征。表示人或事物的性质和特征。副词，是用来修饰是用来修饰动词、形容词、其他词以及全句动词、形容词、其他词以及全句的词，的词，表示时间、地点、程度、方式等概念。表示时间、地点、程度、方式等概念。第2页/共13页 1.形容词的比较级、最高级的规则变化形容词的比较级、最高级的规则变化构成法原级比较级最高级单音节词末尾加er或estgreatgreatergreatest单音节词以e结尾只加r或stbravebraverbravest闭音节单音节词如末尾只有一个辅音字母，须先双写这个辅音字母，再加er或estbig hotbiggerhotterbiggesthottest少数以y,er,ow,ble结尾的双音节词，末尾加er或est；以辅音字母加y结尾则变y为i，再加er或est；以e结尾的词只加r或sthappyclevernarrowablehappiercleverernarrowerablerhappiestcleverestnarrowestablest其他双音节和多音节词皆在前面加单词more或mostdifficultmore difficultmost difficult第3页/共13页2.2.副词的比较级、最高级的规则变化副词的比较级、最高级的规则变化副词的比较级形式的变化与形容词大致相同，但以后缀副词的比较级形式的变化与形容词大致相同，但以后缀lyly结尾的结尾的副词须用副词须用moremore和和mostmost。hardharderhardestfastfasterfastestquicklymore quicklymost quickly注：early 末尾的ly并非后缀，故其前不用more和most。3.3.形容词、副词的比较级、最高级的不规则变化形容词、副词的比较级、最高级的不规则变化goodbetterbestbadworseworstmanymoremost muchmoremostoldelder/oldereldest/oldest littlelessleastill/bad/badlyworseworst farfarther/furtherfarthest/furthest第4页/共13页4.形容词、副词的比较级、最高级的基本用法(1)(1)原级常用于原级常用于“as“as原级原级as”as”结构，其否定式为结构，其否定式为“not as/so“not as/so原级原级as”as”。Tom is as tall as John.汤姆和约翰一般高。Tom is not so tall as John.汤姆没有约翰个头高。(2)(2)比较级最常用于比较级最常用于“比较级比较级than”than”结构。结构。He runs faster than me.他跑得比我快。(3)(3)最高级常用于最高级常用于“the“the最高级比较范围最高级比较范围”结构。结构。Li Ming is the tallest of the boys.李明是这些男孩中个头最高的。The sun is much bigger than the earth.太阳比地球大得多。注意：比较级前可用注意：比较级前可用even,much,far,a little,a bit,even,much,far,a little,a bit,slightly,a great/good deal,a lot,completelyslightly,a great/good deal,a lot,completely等词来修饰。等词来修饰。第5页/共13页(4)(4)表示本身程度变化，不与其他事物相比，用表示本身程度变化，不与其他事物相比，用“比较级比较级andand比较级比较级”结构，意为结构，意为“越来越越来越”。Its getting colder and colder.越来越冷了。(5)“the(5)“the比较级比较级thethe比较级比较级”意为意为“越越就越就越”。The more careful you are,the fewer mistakes you will make.你越小心，犯的错误就越少。(6 6)the)the最高级形式最高级形式+of/in+of/in+表示范围的词语。表示范围的词语。Who is the oldest in your class?你们班谁年龄最大？第6页/共13页形容词化的分词在英语中，有些动词的分词具有形容词性质，经常作形容词使用。1.1.分词作定语分词作定语The boiling water is hot.A broken mirror cannot be repaired.2.2.分词作表语分词作表语English is interesting and most of us are interested in it.We are excited on hearing the exciting news.注意：现在分词多用来修饰物，过去分词多用来修饰人。第7页/共13页易错点提示易错点提示(1 1)避免重复使用比较级。避免重复使用比较级。(a)He is cleverer than his brother.(b)He is more cleverer than his brother.(2 2)一般比较级前不用一般比较级前不用thethe。但表示。但表示“两者中较两者中较”时，要用时，要用thethe。John is _ of the two boys.A.careful B.more carefulC.the more carefulD.the most careful第8页/共13页易错点提示易错点提示(3 3)当形容词修饰由当形容词修饰由some-,any-,no-,every-some-,any-,no-,every-与与thing,one,bodything,one,body构成的不定代词时构成的不定代词时,形容词要后置。形容词要后置。Is there anything interesting in todays newspaper?Is there anything interesting in todays newspaper?第9页/共13页专项练习(1)Fred said he felt _ than before.()A.more worse B.much worst C.even bad D.even worse(2)I think outdoor activities have become _ more important than before.()A.much B.many C.most D.very(3)The _ cup is put on the table.()A.break B.breaks C.broken D.broke(4)Is your deskmate good at sports?Yes,he runs _.He is _ runner in my school.()A.quick;the fastest B.fast;the faster C.quick;the faster D.fast;the fastestDACD第10页/共13页(5)Which of the twins sings _？They are neck and neck,I think.()A.well B.better C.best D.the best(6)I think this sweater is not as _ as that one.()A.nicer B.nice C.nicest D.more niceBB第11页/共13页第12页/共13页感谢您的观看！第13页/共13页