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1、形容词和副词的原级、比较级和最高级的用法,Lets fill in the blanks,形容词的比较级和最高级构成,规则变化,不规则变化,一、形容词、副词的比较级、最高级的构成规则：1 一般在形容词、副词后加上er表示比较级加 上est表示最高 级 原级 比较级 最高级 1）small small small 2)young young young 3)fast fast fast,er,est,er,est,er,est,2 以不发音的e结尾的，只加上r表示 比 较级，加上st表示最高级。1)large large large 2)nice nice nice 3)fine fine fi
2、ne,r,st,r,st,r,st,3 以辅音字母+y 结尾的，把消去y,然后加 上er表示比较级；加上 est表示最高级。原级 比较级 最高级1）early early early2)happy happy happy,ier,iest,ier,iest,4 双写最后一个辅音字母，然后加上 er 表示比较级；加上est表示最高级。原级 比较级 最高级1）big big big 2)thin thinner thinnest3)wet wetter wettest4)fat fatter fattest 5)hot hotter hottest,ger,gest,5 双音节和多音节的形容词，副
3、词，在这些形容词和副词前加上more表示比较级；加上most表示最高级。原级 比较级 最高级happily happily happily heavily heavily heavily,more,most,more,most,3)expensive expensive expensive4)carefully carefully carefullyexciting exciting exciting frightening frightening frightening boring boring boringcareful careful careful,more,most,more,mo
4、st,more,most,more,most,more,most,more,most,双音节或多音节形容词和副词的比较级 和最高级的特殊情况：,1、一般是在原级前加more构成比较级，在原级前加most构成最高级。beautiful more beautiful most beautiful interesting more interesting most interesting dangerous more dangerous most dangerous 2、某些单音节形容词，加more,most 构成比较级和最高级。glad more glad most glad pleased mo
5、re pleased most pleased tired more tired most tired often-more often-most often,4、有些双音节和单音节形容词，既可以加er或est构成比较级和最高级，也可以加more 和most构成比较级和最高级。friendly huge calm free true clever,不规则变化,better,best,worse,worst,less,more,most,fartherfurther,older elder,least,farthestfurthest,oldest eldest,Good,better,best
6、,Never let it rest.,Till good is better,And better,best.,好上加好，直到最好；精益求精，永无止境。,原级 比较级 最高级,fastshortbigthinfunnyheavyathleticexpensivefar,fastershorterbiggerthinnerfunnierheaviermore athleticmore expensivefarther,fastestshortestbiggestthinnestfunniestheaviestmost athleticmost expensivefarthest,importa
7、nt _ _ easy_ _ wet_ _ happy_ _ careful _ _ thin _ _ good_ _ hot _ _ easily _ _ many_ _ nice _ _ big _ _heavy_ _delicious_ _much_ _,给出下列词的比较级和最高级,more important,most important,easier,easiest,wetter,wettest,happier,happiest,more careful,most careful,thinner,thinnest,better,best,hotter,hottest,more eas
8、ily,most easily,more,most,nicer,nicest,bigger,biggest,heavier,heaviest,more delicious,most delicious,more,most,一、形容词和副词原级的常用句型,Tom is as tall as Mike.汤姆和迈克一样高。,1、as+形容词原形+as,There are as many students in our class as yours.我们班有和你们班一样多的学生。,Tom is as old as Mike.汤姆和迈克一样大。,2、否定 not as+形容词原形+as“和 不一样”或
9、not so+形容词原形+as“不及不如,Lucy is not as tall as Mike.,Lucy is not so tall as Mike.露西没有迈克那样高。,1、比较级+than,二、形容词比较级的常用句型,This bridge is longer than that one.,Our school is larger than theirs.,比较级的用法：than1.汤姆比杰克高.2.这只箱子要比那只箱子大.3.那些苹果比这些大.4.第一个问题很容易,但第二个更容易.,Tom is taller than Jack.,This box is bigger than t
10、hat one.,Those apples are bigger than these ones.,The first question is very easy,but the second one is easier.,(2)数量的比较1.我的笔比你的多.2.我喝的茶比他多.3.他吃的饭比我少.4.一班的学生比二班多.,I have more pens than you(do).,I drink more tea than he(does).,He has less rice than I(do).,There are more students in Class 1 than in Cl
11、ass 2.,2、表示两者之间的选 择可使用“Which is+比较级，or?”,表示不及另一方时，使用“less+原级+than”,Which is longer,this one or that?,This park is less beautiful than that one.,3、形容词的比较级+and+形容词的比较级（前后形容词是同一个）越来越She is becoming thinner and thinner.Our country is becoming richer and richer.There are more and more students in our sch
12、ool.Living in the world is becoming more and more difficult.In spring,the days are getting longer and longer.,4、“The+比较级，the+比较级”表示越.越.,The smaller the house is,the less it will cost us the heat.The more,the better.The busier he is,the happier he feels.他越忙就越高兴。,5、the+比较级+of+the+two 两者中比较.的,The watch
13、 is the cheaper of the two.这块手表是两个中比较便宜的He is the older of the two.他是这俩个中年纪大的那个He is the better of the two.他是这两个中比较好的特例 用比较级形式表示最高级的意思:比较级+than any other+单数He is taller than any other boy in his class.,在比较级前面使用的修饰词有：even（更，更加），a little（有点），far/much/a lot（更加，的多）eg:1.Yesterday was hot,but today is eve
14、n hotter.2.Im a little taller than Mary.3.This skirt is far/much/a lot more beautiful than that one.,记一记,原级前面通常使用very,quite,too,much too,as,so 等。eg:1.The room is very big.2.The person is quite clever.3.Today is too hot.4.He eats too much,so hes much too heavy.,1、形容词最高级的用法(in;of+范围)那个短发的女孩是我们班最高的.今天是
15、一年中最热的一天.他的房间是三个中最干净的一个.上海是中国最大的城市.,The girl with red hair is the tallest in our class.,Today is the hottest day of the year.,His room is the cleanest of the three.,Shanghai is the largest in China.,三、形容词最高级的常用句型,2、one of the+最高级+名词复数 表示“最.之一”,最高级+of(in),Lu Xun is one of the greatest writers last ce
16、ntury.,Of all the movie stars,I think Zhang Ziyi is the best.,3、三者及以上做比较 Which/Who+最高级，A，B or C?,Who is the tallest,Jim,Mike or Tom,Which language is _,English,French or Chinese?A.difficult B.more difficult C.the most difficult,4、当表示“第二，第三”等意思时，经常在最高级的前面加second,third,等词。,This is the third largest ci
17、ty in China.,Hainan is a very large Island.It is the second _ island in china.A.large B.larger C.largest D.most largest,1.表示双方在程度、性质、特征等方面相等时2.表示双方不相等时,as+原级形容词/副词+as,not so/as+原级形容词/副词+as,He draws as well as her.Tom is three times as old as MikeThere are as many students in our school as yours.,Jim
18、 is not so/as tall asTom.,1.表示两者之间的比较,比较级+than,2.表“越来越”，表示本身程度的改变,比较级+and+比较级,3.表“越越表示一方随另一方的程度而变化,The+比较级，the+比较级,4.用比较级形式表示最高级的意思,比较级+than any other+单数,1.三者或以上表示最高程度,the+最高级+of/in的短语,2.表“最之一”,one of+the+最高级+复数名词,3.表“第几个最”,the+序数词+最高级+名词,4.三者及以上做比较,Which/Who+最高级，A，B or C?,用所给形容词或副词的适当形式填空：1 He gets
19、 up a little_ than I.(early)2 You do the work _ than Tom.(well)3 She is much _ than her brother.(short)4 This picture is _ than that one.(beautiful)5 Which is _,the sun or the moon?(big)6 Jack is _of the two boys.(clever),earlier,better,shorter,more beautiful,bigger,the cleverer,比较级用法：两者比较，常用句型：A+(m
20、uch,a little等修饰词)比较级+than+B,8 This is _ book in my bag.(interesting)9 Which is _ of the three places?(far)10 The Changjiang River is one of _ rivers in the world.(long)11 Which city is _,Xian,Beijing or Nanjing?(beautiful),the most interesting,the farthest,the longest,the most beautiful,最高级用法:三者或三者以
21、上比较程度最高常用句型：A+the+最高级+of/in+范围,Choose the best answer,1.This problem is _ than that one.A.difficulter B.more difficult C.much difficult.2.Lis pencil is _ than Lucys.A.longger B.more long C.longer.,V,V,3.It has the _ clothing store in the town.A.goodest B.gooddest C.best D.better4.This clothing store
22、 is _ than that one.A.bad B.worse C.the worst D.worst5.This book is _ of all.A.cheapest B.cheap C.cheaper D.the cheapest,Choose the best answer.,6.This is one of _ films of this year.A.more exciting B.exciting C.the most exciting D.most exciting.7.This watch is _ than that one.A.much expensive B.exp
23、ensiver C.more expensiver D.more expensive,8、The Changjiang River is _ than any other river in China.A.shorter B.longer C.shortest D.longest9、Bob never does his homework _ Mary.He makes lots of mistakes.A.so careful B.as carefully as C.carefully as D.as careful as10、_ she is,_ she feels.A.The more b
24、usy,the more happy B.The busy,the happy C.Busier,happier D.The busier,the happier11、The weather is getting c_ a_ c_.(越来越冷),B,B,D D,older nd,older,13.In our city its in July,but it is even _in August.A.hotter;hottest B.hot;hot C.hotter;hot D.hot;hotter,14.An elephant is than a tiger.A.Heavy B.very heavy C.the heaviest D.heavier,15.Which subject is _,physics or chemistry?A.interesting B.most interesting C.more interesting D.the most interesting,C,D,D,12.The bread is _ than these cakes A.very delicious B.much delicious C.more delicious D.as delicious,C,
