否定加比较级表示最高级。结构：否定词语+比较级" 表示最高级Nothing is easier than this. 等于This is the easiest thing."否定词语+ so… as"的结构表示最高级；Nothing is so easy as this. 等于This is the easiest thing.详解：主语含有否定含义 符合该用法：Nothing is more important than this.=Nothing is so important as this.=This is the most important thing.否定谓语 符合该用法：I couldn’t agree with you more.It couldn’t be worse.I've never seen a nicer bird than this one.对比较级意义的否定不符合该用法：Henry is not taller than Mike.= Henry is shorter than Mike.=Mike is taller than Henry.= Henry is not as/so tall as Mike.比较级知识点罗列:基本结构A + be动词+形容词的比较级+than +BI’m taller than you.A + 动词 + 副词比较级 + than + BTina sings more loudly than Tara.A + be动词+ as +形容词的原级 + as +BYou are as thin as your sister.A + 动词+ as +副词的原级 + as +BTara works as hard as Tina.形容词、副词比较级的变化规则:在词尾加-er tall — taller smart—smarter以不发音的字母e 结尾的，加 -rnice — nicer large — larger重读闭音节以一个辅音字母结尾的，先双写辅音字母，再加-er。
big — bigger fat — fatter以辅音字母+y结尾的双音节词，先改y为i，再加-er。
happy—happier early— earlier多音节词和部分双音节词要在前面加moreimportant— more importantdelicious — more delicious形容词、副词比较级的不规则变化:good – better well – better bad – worsebadly – worsemany / much – more little – less far – farther / further 比较级的其他用法A+谓语+倍数+比较级+than+BA是B的多少倍This room is three times bigger than that one.这个房间的面积是那个房间的三倍。A+be+the+形容词比较级+of the two……A是两者中较……的Look at the two boys. Tom is the taller of the two boys.Tom是两个男孩中较高的那一个。比较级+and+比较级或 more and more +原级，越来越……The day is getting cooler and cooler.天气变得越来越凉爽了。
The flowers are more and more beautiful.花儿越来越漂亮。
the+比较级，the+比较级，越……，越……The more careful you are, the fewer mistakes you'll make.你越认真，犯的错就越少。疑问词+be+形容词比较级，A or B Which is bigger, the earth or the moon 哪一个更大，地球还是月球？疑问词+实义动词+副词比较级，A or B？Who draws better, Jenny or Danny 谁画的比较好，Jenny还是Danny？常见的修饰比较级的前置词much/a lot/ far +比较级，……得多He is feeling a lot better today.他今天感觉好多了。a bit / a little +比较级，稍微……Can you come to school a little earlier tomorrow？明天你能早点儿到校吗？even+比较级甚至……This book is even more useful than that one.这本书甚至比那本书更有用。
最高级最高级规则变化一般加est,如： strong—strongest，fast—fastest以不发音的e结尾,加-stnice—nicest,large- largest以辅音加y结尾, 改y为i, 加-esthappy — happiest辅音字母结尾的重读闭音节词，双写末尾的辅音字母，加-estthin — thinnest多音节词， 和部分双音节词， 在词的前面加mostoutgoing — most outgoing最高级基本结构A+ be+ the+ 形容词最高级+of / in 短语A+ 实义动词+ + 副词最高级+of / in 短语of /in短语是来说明比较的范围的，of 后的名词或代词表示与主语属同一类;in 后的名词表示时间或空间范围。We went to the worst restaurant in town last night. She runs fastest of the three. 最高级的其他常用句型A+be+ one of the +形容词最高级+可数名词复数+in/of短语。
……是……中最……的之一Beijing is one of the largest cities in China.北京是中国最大的城市之一。
疑问词+be+the+形容词最高级+A,B or C Which room is the largest, Tom's , Lucy's or Lily's 疑问词+助动词+主语+动词原形+副词最高级+A, B or C Which season do you like best, spring, summer or autumn the + 序数词+形容词最高级+名词 第几最……的The Yellow River is the second longest river in China.黄河是中国的第二长河。比较级表达最高级的含义比较级+than any other+可数名词单数比其他任何一个……都……China is larger than any other country in Asia.中国是亚洲最大的国家。比较级+than any+可数名词单数比其他任何……都……，强调不在同一范围内作比较China is larger than any country in Africa.中国比非洲的任何国家都大。
否定词与比较级连用来表达最高级的含义What do you think of the movie Great! I have never seen a better one.你认为这部电影怎么样？棒极了！我从没看过更好的电影。否定词与形容词或副词比较级连用表示最高级。要掌握该结构的用法，我们应注意以下两点：用于该结构中的否定词有：not,no,never,nothing等。该结构还可以用“can’t/couldn’t+比较级”的形式。
例句：Icannotfindanybetterbread我找不到更好吃的面包了。I'veneverseenanicerbirdthanthisone我冲没有见过那只鸟的美能比得上这只的。Thereisnouglierfacelikethat没有比那更丑陋的相貌了。Nothingismoredifficultthanthat。
没有什么比那更难了。This couldgive her nogreater pleasure这使她再高兴不过了。绝大多数的形容词,积极的,比较级和最高级,表示在不同程度上描述的形容词的性质有三种形式。形容词：形容词字典中的原型的形容词形式.例如：可怜高大的伟大高兴坏。
比较的形容词最高级：形容词的比较级。
