《广州版八年级上U3-Grammar.ppt》由会员分享,可在线阅读,更多相关《广州版八年级上U3-Grammar.ppt(10页珍藏版)》请在taowenge.com淘文阁网|工程机械CAD图纸|机械工程制图|CAD装配图下载|SolidWorks_CaTia_CAD_UG_PROE_设计图分享下载上搜索。
1、Unit 3-GrammarThe comparative of adjectives形容词的比较级形容词的比较级The superlative of adjectives形容词的最高级形容词的最高级When we compare two people or things,we can use the comparative of adjectives(比较级).To form the comparative of adjectives,we often add _ to short adjectives and use _ with long adjectives.We often use
2、_ after the comparative of adjectives.-ermorethanWhen we compare more than two people or things,we can use the superlative of adjectives(最高级).To form the superlative of adjectives,we often add _ to short adjectives and use _ with long adjectives.We usually use _ in front of the superlative of adject
3、ives.-estmosttheSummary总结总结 原形原形比较级比较级最高级最高级talltallertallestnicenicernicestbigbiggerbiggesteasyeasiereasiestclevercleverercleverest规则变化(一)规则变化(一)单音音节词和多数和多数双音双音节词尾尾加加er/est变为比比较级/最高最高级Summary总结总结 原形原形比较级比较级最高级最高级interestingmore interestingmost interestingcarefulmore careful most carefulslowlymore s
4、lowly most slowly规则变化(二)规则变化(二)多音多音节词和一些双音和一些双音节在在词前加前加more/most变为比比较级/最高最高级Summary总结总结 不规则变化不规则变化原形原形比较级比较级最高级最高级good/wellbetterbestbad/badlyworseworstmany/muchmoremostlittlelessleastold 年长的,老年长的,老的,旧的的,旧的olderoldestold(亲戚关系(亲戚关系中)年长的中)年长的eldereldestfar 远的远的fartherfarthestfar 进进一一步的步的furtherfurthes
5、t拓展拓展 形容词形容词比较级比较级的几种用法的几种用法1.A is+adj.+er+than B.(两者两者)Jim比比Mike要高。要高。Jim is taller than Mike.2.比较级前面可以比较级前面可以有有程度副词程度副词much,a little,a lot,even等修饰语等修饰语 Jim比比Mike要高很多(高得多)。要高很多(高得多)。Jim is much taller than Mike.3.数量数量+比较级比较级+than Jim比比Mike要高要高10厘米。厘米。Jim is 10cm taller than Mike.4.比较级比较级+and+比较级,表示
6、比较级,表示“越来越越来越”越来越热:越来越热:hotter and hotter 越来越美丽:越来越美丽:more and more beautiful5.the+比较级,比较级,the+比较级比较级 表示表示“越越就越就越”你越努力学习,你就会更好。你越努力学习,你就会更好。The harder you work,the better you will be.1.A is the adj.+est of+人人/in+地点地点.(三者或三者以(三者或三者以上)上)在在里最里最的的 Jim在三班里是最高的男孩。在三班里是最高的男孩。Jim is the tallest boy in Class
7、 3.=Jim is taller than the other boys in Class 3.=Jim is taller than any other boy in Class 3.拓展拓展 形容词形容词最高级最高级的几种用法的几种用法2.the+序数词序数词+形容词最高级形容词最高级+名词名词+in/of 表示表示“第几最第几最”Mike在三班里是第二高的男孩。在三班里是第二高的男孩。Mike is the second tallest boy in Class 3.3.one of+the+形容词最高级形容词最高级+名词复名词复数数+in/of 表示表示“最最之一之一”Jim在三班里是最高的男孩之一。在三班里是最高的男孩之一。Jim is one of the tallest boys in Class 3.