初中英语形容词比较级和最高级课件.ppt

形容词的比较级和最高级,Compare two famous people,Birth: 1954,04,07 Height: 1.73m Weight: 63kg,Birth: 1961,09,27 Height: 1.74m Weight: 64kg,taller shorter heavier thinner older younger,Who is the oldest and who is the youngest? Height: Weight: Hair:,Chen Long is the oldest and Xie Tingfeng is the youngest.,Chen Long is the shortest and Xie Tingfeng is the tallest.,Chen Long is the thinnest and Xie Tingfeng is the heaviest.,Chen Long has the longest hair and Liu Dehua has the shortest hair.,Birth: 1954,04,07 Height: 1.73m Weight: 63kg,Birth: 1961,09,27 Height: 1.74m Weight: 64kg,Birth: 1980,08,29 Height: 1.745m Weight: 68kg,归纳总结,当_个人或物对比时用比较级。 当_人或物对比时用最高级。,两,三个及以上,形容词比较级、最高级的构成,A: cheap short quick thick light cool warm quiet,最高级： the - est,比较级： 直接加er,B: heavy easy tidy dry busy happy healthy hungry early,最高级： y - i- est,比较级： y -i- er,C: large late nice,最高级： adj. + st,D: big,hot,thin “双写”最后的辅音字母加er/est,wet,fat,比较级： adj.+ r,delicious dangerous interesting popular beautiful careful outgoing,比较级 ： more+ adj.,最高级： the most+ adj.,多音节形容词和部分双音节形容词：,better best,far,little,worse worst,more most,farther farthest,less least,good,well,bad,ill,many,much,部分形容词的不规则变化：,规则变化,你可以讲讲吗？,单音节词在词尾加-er(比较级)或-est(最高级) 以字母e接尾的词加-r或-st,双写,以辅音字母+y结尾的词变y为i再加-er,或-est,多音节词和多数双音节词在其前面加more 和 most,better,best,worse,worst,less,more,most,farther较远 further进一步,least,farthest最远 furthest最大程度,不规则变化,can you?,形容词和副词有三个等级：,原级,比较级,最高级, 程度副词very, too, so, quite等修饰形容词的原级 如：very tall、 too hot、 so cold,形容词原级的常用句型,as+adj.+as 和.一样 as funny as as big as as happy as as smart as,这个故事和那个故事一样有趣。,The story is as interesting as that one.,否定形式： not as+adj.+as 和 不一样,这个问题不如那个问题难。,The question is not as difficult as that one.,形容词比较级的常用句型,This cake is more delicious than that one,（两者之间）,这个蛋糕比那个蛋糕好吃。,比较级前可以用much,a lot,a little,a bit ,even来修饰 Its much colder today. This book is a little more expensive than that book.,比较级+and+比较级 越来越 Its getting colder and colder Our country is getting stronger and stronger The girl is becoming more and more beautiful,吃的越多， 会变得越胖,you eat, you will be.,你们越仔细，出的错误就越少.,The more careful you are, the fewer mistakes you make.,他越忙越快乐. _ _ he is, _ _ he will be.,The busier the happier,形容词最高级的常用句型,(三者或三者以上),那个短发的女孩是我们班最高的.,The girl with red hair is the tallest in our class.,上海是中国最大的城市.,Shanghai is the largest in China.,最重要的语言之一是英语。,One of the most important languages is English.,One of+the+最高级+名词复数 “最的之一”,云南是中国最美的城市之一。,Yun Nan is one of the most beatiful cities in China.,the+序数词+最高级+单数名词+in短语 “在中是第几个”,eg：黄河是中国第二长河。,The yellow river is the second longest river in China.,中国是世界上第三大国家。,China is the third largest country in the world.,The Changjiang River is _ than any other river in China. A. shorter B. longer C. shortest D. longest,back,_ she is, _ she feels. A.The more busy, the more happy B. The busy, the happy C. Busier, happier D.The busier, the happier,back,Which is_ season in Beijing? I think its autumn. 2003 北京 A.good B.better C.best D.the best,back,- In our city its in July ,but it is even _in August . A. hotter; hottest B. hot; hot C. hotter; hot D. hot; hotter,D,- The bread is _ than these cakes A. very delicious B. much delicious C. more delicious D. as delicious,C,back,- An elephant is than a tiger. A. Heavy B. very heavy C. the heaviest D. heavier,- Which subject is _ , physics or chemistry ? A. interesting B. most interesting C. more interesting D. the most interestin