1、Adj.&Adv.Comparative Degree&Superlative Degree规则变化1.一般情况直接加-er/-est tall-taller-tallest2.以e结尾的词加 r/-st nice-nicer-nicest3.以“辅音+y”结尾的词，变y为i再加-er/-est (注意：以ly结尾的单词用规则5)dry-drier-driest heavy-heavier-heaviest4.以一个元音字母加辅音字母结尾的词，双写辅音字母再加-er/-est thin-thinner-thinnest5.多音节和部分双音节单词，在词前加 more/most delicious
2、-more delicious-most delicious slowly-more slowly-most slowly口诀：一直二去三改四双Practicev long_ _ v wide _ _ v fat _ _v heavy_ _ v slow _ _v few_ _v brightly_-_ v bably _ _ v far_ _v quickly _ _ v happy_-_ v unhappy_不规则变化vgood/well-better-bestvbad/ill-worse-worstvmany/much-more-mostvlittle-less-leastvfar-（距
3、离上）farther-farthestv -（程度上）further-furthestvold-（辈分上）elder-eldest相关词组better than 超过；多于；好于 had better 最好 much better 更好；好多了；好得多 worst of all 最糟糕的是 at worst 在最坏的情况下more than 多于；超出；比多 much more 更加；多得多 no more 不再 most of 大部分，大多数的；绝大多数 at least 至少 at the very least 至少；起码；一点 farther on 再向前些，(说明等)在后面，在下面el
4、der brother 哥哥 elder sister 姐姐further more 而且；此外 less than 小于 no less 仍然；不相上下；依旧 形容词(Adj.)和副词(Adv.)比较级的用法1.两者比较2.同等程度3.不同程度同等程度比较的用法v 肯定句 as.as.“像一样”v Art is as interesting as music.v Play as well as you can.v 否定句not as.as；not so.as.“不如那样”v English is not so difficult as science.v She does not study
5、 so well as I do.v Exercise：v Jack和Rog一样高。v Jack is as tall as Rog.v Ann小提琴拉得没有Mary好。v Ann doesnt play the violin as well as Mary does.不同程度比较v A+谓语+比较级+than+B (A比B)v Jim is older than Lucy.v I like pork better than beef.v 比较级前面可以加much/far/a lot（多）,a little/v a bit（一点）等，表示程度的不同；加even（甚至）,v still（仍然）表
6、示语气的不同。v Jim is much older than Lucy.Jim比Lucy大多了。v Jim is a little older than Lucy.Jim比Lucy大一点。v I like pork even better than beef.比起牛肉我甚至更喜欢猪肉。v I still like pork better than beef.比起牛肉来我仍然更喜欢猪肉。v 表示程度加深v 比较级+and+比较级 （越来越）v He is growing taller and taller.v He studies better and better.v More and mo
7、re animals disappear.v The+比较级，the+比较级 （越,越）v The more books she reads,the better she understands.Adj、Adv最高级的用法v 最高程度用于三者或三者以上进行比较v 最高级前面要加定冠词thev 副词最高级前面的the 往往省略vv The+最高级+of(in)(最)v Spring is the best season of the year.v Lin Tao jumped(the)farthest of all.v He is the tallest in his class.注意：注意：有
8、些形容词，如有些形容词，如 dead,empty,round,dead,empty,round,sure,woolen sure,woolen 等受本身含义的限制，没有比较等受本身含义的限制，没有比较级和最高级。级和最高级。Exercisev 1.Which is the _ country,Japan or Australia?v A.more developed B.more developing v C.most developed D.most developingv 2 There were _ shops in the city in 1982 than in 1990.v A.l
9、ittle B.few C.fewer D.lessv 3He cant tell us _,I think.v A.important anything B.anything important v C.important something D.something importantv 4.The Huang River is the second _ river in our country.v A.long B.longer C.longest D.the longestv 5.The light in the office wasnt _for him to read.v A.eno
10、ugh bright B.bright enough C.brightly D.enough brightlyv 6.There was an accident at the corner._,the girl wasnt v _hurt.v A.luckily,badly B.luck,hardly C.Lucky,heavily D.Lucky,stronglyv 7.You must keep your eyes _ when you do eye exercises.v A.close B.open C.closed D.,openedv 8.Five days has passed,
11、but I havent finished half of the work,_.v A.already B.still C.too D.yetACBCBACDExercisev 1.Mr.smith is _ man in this office.(rich)v 2.Winter is _ season of the years.(cold)v 3.This radio is not so _ as that one.(cheap)v 4.It is much _ today than yesterday.(hot)v 5.She is a little _ than her classma
12、tes.(careful)v 6._people came to the meeting than last time.(many)v 7.Which book is _,this one or that one?(easy)v 8.My room is _ than yours.(small)v 9.Hainan is _ from beijing than hunan.(far)v 10.Skating is _ than swimming.(exciting)the richestthe coldestcheaphottermore carefulMore easiersmallerfa
13、rthermore excitingv 11.Jim is _ than all the others.(honest)v 12.Things are getting _ and _.(bad)v 13.The higher you climb,the _ it will be.(cold)v 14.Now our lives are becoming _ and v _.(good)v 15.There are _ boys than girls in our class.(few)v 16.The _(hard)you work,the _(happy)yourv parents will
14、 be.v 17.He is _(tall)of the two.v 18.Of all the subjects,he likes english _(well).v 19.He runs _(fast)of the three.v 20.He got _(good)grades in his class.more honestworseworsecolderbetterbetterfewerharderhappiertallerbestthe fastestthe best 比较级than any other n.（单）（适用于范围一致时）比较级than(all)other n.（复）比较
15、级than any n.(单)（适用于范围不一致时）v v He is taller than any other student in his class.v 他比他班上任何一个（其他的）学生都高。v He is taller than all other students in his class.v 他比班上（全部的）其他的学生都高。v He is taller than any student in my class.v 他比我的班上的任何一个学生都高。倍数表达法v A is three(four,etc.)times the size(height,length etc.)of B.
16、v A is three(four,etc.)times as big(high,long,etc.)as B.v A is three(four,etc.)times bigger(higher,longer,etc.)than B.v v 用times 表倍数通常用于三倍以上，两倍可以用twice或double.v v The new building is four times the size(the height)of the old one.这座新楼比那座旧楼大三倍（高三倍）。v Asia is four times as large as Europe.亚洲比欧洲大三倍。v Yo
17、ur school is three times bigger than ours.v 你们的学校比我们的学校大三倍。A is to B what C is to Dv A和B的关系就像C和D的关系vvAir is to man what water is to fish.v 空气 对于人类就像水和鱼的关系。v morethan结构v 其意往往是rather than，可译为“是而不是”或颠倒词序译作“与其说是，不如说是”。v That little girl is more tired than hungry.v 那个小姑娘是累了而不是饿了。v She is more a mother th
18、an a wife.v She is more of a mother than a wife.v 她是贤妻，更是良母。v no more than=only “只不过”，言其少v not more than=at most “不多于”，“至少”，指事实。v no more than 和一样不 如单音节使用比较级形式v not morethan 不比更v no less than=as much as “多达”v no fewer than=as many asv v I have no more than five yuan in my pocket.v I have not more th
19、an five yuan in my pocket.v He is no richer than I.他和我一样穷。v He is no less determined than you.他的决心不亚于你。v (no less determined than等于“其决心不亚于你”，言其大)v He is not less determined than you.他的决心不比你小。v (not less determined than等于“其决心不小于”，无言其大v 或小的含义)词义辨析v 1.very 和much v A）very修饰形容词、副词的原级；v much修饰比较级；修饰动词用muc
20、h或very much v eg.I very like English.(),因改为：I like English very much.v B)表示状态的过去分词前用very。一般的情况下，以-ed结尾的分词多用much、very much/greatly等修饰。v eg：a very frightened boy,a very tired childv We were greatly/much shocked by the news about Tom.v v C)已转化为形容词的现在分词前用very。v eg：very interesting/worrying/exciting v v
21、D）too前用much/far,不用very。v You are much/far/a lot too nice.v 另外，在too many /much,too few/little前用far。v Weve got far too many eggs and far too few egg cups.v v E)还有修饰词既不用very,也不用much.v eg.be well worth doing,be well above the tree2.so和suchv A)so that 与such that 的区别。v so+形容词/副词+that v so+形容词+a（n）+单数可数名词+
22、that v so+many/much/little/few+名词+that v v such+a(n)+形容词+单数可数名词+that v such+形容词+不可数名词+that v such+形容词+复数名词+that v v 注意：但当little表示“小”时用such。v eg：These are such little boys that they cant dress t hemselves.v B)some/any/every/no/each/all/another/several/few/many/one/two+such+n.v eg.no such wordv 3.be too much+n.v be much too+adj.v be too much for sb.对太过分了v 4.cant be too+adj.=cant be+adj.+enough“无论都不为过”v You can never be careful enough.v =You can never be too careful.你越小心越好。
