形容词变比较级和最高级.doc

形容词变比较级和最高级构成方法原级比较级最高级单音节单词及部分双音节词一般在词尾加-er,-esttallsmalltallersmallertallestsmallest在以字母e结尾的形容词后加-r，-stnicelargenicerlargernicestlargest在以辅音字母+y结尾的形容词后，先改y为i再加-er，-estheavyhappyheavierhappierheaviesthappiest重读闭音节词只有一个辅音字母时，先双写辅音字母再加-er，-estbigslimthinfathot biggerslimmerthinnerfatterhotterbiggestslimmestthinnestfatterhottest部分双音节词及多音节词在此的前面加more，mostexpensivebeautifulmore expensive morebeautifulmost expensivemostbeautiful注：1形容词加ly变成的副词的比较级和最高级用more或most. 如:showly,happily 2由动词加ful变成的形容词，变比较级和最高级加moremost.如：helpful ,careful ,cheerful3由动词的过去分词形式的形容词:用more或most表示比较级和高级. 如:tiredmore tiredmost tired frightened more frightened most frightened 4 比较级后面常出现than最高级前面常出现of allof thein our class在句子中,形容词最高级前必须加the，副词最高级前可不用。5序数词通常只修饰最高级。He is the second tallest boy in our class.Changjiang is the third longest river in the world不规则形容词、副词比较级和最高级 good（好的）/well(健康的)-better-best bad/ill/badly-worse-worst many/much-more-most little-less-least old-older/elder-oldest/eldest far-farther/further-farthest/furthest)注：1 old 有两种比较级和最高级形式: older/oldest 和elder/eldest。 elder，eldest 只用于兄弟姐妹的长幼关系。Eg. Mary is the eldest of the three sisters.2 far 有两种比较级，farther，further. 在英语中两者都可指距离。在美语中，father 表示距离，further表示进一步。Describe people （useful adjectives）build fat slim thin strong big small well-builtheight tall short medium-sizedface square round fat thin chubbyhair long short shoulder-length straight wavy curly black brown blonde