1、,形容词和副词 最高级的用法,形容词和副词的最高级用于三者或三者以上的人或物之间的比较。最后可以用of/in等来说明比较的范围。形容词和副词的最高级前要加定冠词the.,最高级构成方法也分为规则和不规则变化。,单音节和少数双音节的形容词一般在词尾加 -esttall tallest great greatest smart smartest clever cleverest gentle gentlest narrow narrowest,规则变化,以不发音的字母e结尾的直接在词尾加-st fine finest large largest nice nicest,以“辅音+y 结尾的双音节词
2、，变y为 i，再加-est”原级 最高级 heavy heaviest dirty dirtiest happy happiest easy easiest early earliest,以重读闭音节的单个辅音字母结尾的词，双写辅音字母，再加-est原级 最高级 thin thinnest big biggest hot hottest fat fattest wet wettest red reddest,多音节或大多数双音节的形容词在原级前面加most原级 最高级 popular most popular important most importantoutgoing most outg
3、oingcareful most careful,由“动词+后缀-ing/-ed”构成的形容词，在形容词前加most原级 最高级 interesting most interestingbored most bored,由“形容词+后缀-ly”构成的副词，在该副词前加most原级 最高级 slowly most slowlyhappily most happily,不规则变化,最高级的常用句型结构: “主语+be+the+形容词最高级+in/of”或者 “主语+动词+the+副词最高+in/of”，表示“是中最的” Tom is the tallest in his class/of all
4、the students. 汤姆是班里/所有学生中最高的。 Jack runs the fastest in his class/of all the students. 杰克是班里/所有学生中跑得最快的。,“主语+be +one of the+形容词最高级+可数名词复数+in/of”，表示“是中最 的之一” Beihai Park is one of the most beautiful parks in Beijing. 北海公园是北京最美丽的公园之一。,“主语+ be+the+序数词+形容词最高级+名词单数+in/of”，表示“是第几个最” The Yellow River is the
5、 second longest river in China. 黄河是中国第二长的河流。,“ 疑问词 + be +the+形容词最高级，A,B or C?”Who is the tallest, Tom, Jack or David?,比较级，最高级和原级之间的转换 1. Tom is not as careful as Mary. = Tom is less careful than Mary.,2.不能与自身相比较。应借助other或else来表示排除 Zhang Lei is the tallest student in his class. = Zhang Lei is taller
6、than any other student in his class.He is the fattest in his class. = He is fatter than any student (anyone) else in his class. 3.否定词never或not与比较级连用，表最高级 Did you enjoy yourself at the party? Yes. Ive never been to a more exciting one before.,几点注意： 1.形容词最高级的前面有my等形容词性物主代词或名词所有格时，最高级前不加the This is my busiest day. 这是我最忙的一天。 Jack is Jims best friend. 杰克是吉姆最好的朋友。 2.要注意对应句型，遵循前后一致的原则。 The population of Shanghai is larger than that of Beijing. 上海的人口比北京的人口多。 Our classroom is brighter than theirs.我们的教室比他们的明亮的多。,Thank you !,Goodbye!,
