中考英语语法复习讲义比较级和最高级.docx
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1、比较级和最高级讲解和练习 形容词和副词的比较等级变化规则大多数形容词和副词有三个等级: 原级、比较级、最高级形容词或副词比较级最高级构成规则构成方法原级比较级最高级单音节词和部分双音节词一般+er,+esthightallfewhighertallerfewerhighesttallestfewest以e字母结尾的+r,+stfinelatefinerlaterfinestlatest以一个辅音字母结尾的重读闭音节动词,双写末尾的辅音字母,再+ er,+estbigfathotthinbiggerfatterhotterthinnerbiggestfattesthottestthinnest以
2、“辅音字母+y”结尾的双音节词,变y为i+er,+esteasyearlyhappyeasierearlierhappiereasiestearliesthappiest多音节词和部分双音节词比较级在词前加more,最高级加mostbeautifulinterestingdangerousmore beautifulmore interestingmore dangerousmost beautifulmost interestingmost dangerous形容词、副词比较级和最高级不规则变化P. 114,其巧记如下:“合二为一共三对”“坏、病” “两多”并两好原级意思比较级最高级badb
3、adlyill坏的(地),糟糕的(地);生病的(地)worseworstmanymuch许多moremostgoodwell好的(地)betterbest“一分为二有两个”一是远来二是老far远的(地)fartherfarthest(距离远)furtherfurthest(程度深)old老的olderoldest(年龄)eldereldest(长幼)“还有一词有双意”只记少来不记小little少的lessleast小的作“小的”讲无比较级和最高级注意 1 加more/most 的情况:.部分双音节和多音节词;.-ed/ing结尾的词;adj+lyadv.2 双写的词:一个大热天,一个胖子和一个
4、瘦子穿着红衣服,汗湿了,很伤心。 big hot fat thin red wet sad形容词与副词的比较级与最高级用法口诀:没有比较用原级,两者相比比较级;三者以上最高级,见到as用原级。1、两者之间的比较,常用比较级 结构为A+be +adj.比较级+than B A+have/has +adj.比较级+n.+than B A+do +adv.比较级+than B Eg: His room is bigger than mine. 他的房间比我的房间大。She is younger than my sister. 她比我妹妹年轻。注意:比较的对象要同类:Her hair is longe
5、r than yours.(your hair) Eg: I am a little heavier than him.2.三者或三者以上的比较,用最高级 Eg: It is the largest island in Europe. 它是欧洲最大的岛。 The Yangtze is the biggest river in our country. 长江是我国最大的河流。 It was the cheapest hotel we could find. 这是我们能找到的最便宜的旅馆。3. 表示两者在某一方面相同时,用句型 “as +形容词/副词的原级+as”Eg:I think scienc
6、e is as important as math. Tom runs as fast as Jack.4.表示一方在某一方面不及另一方时,用句型“not as +形容词或副词的原级+as”或“not so +形容词或副词的原级+as”Eg: It is not so cold as yesterday Jack is not as old as Tom或者用“less+原级+than”(此处形容词和副词是双音节或多音节词)Eg: She is less healthy than him.比较级的特殊句式:1.“比较级and+比较级”或“moreandmore/lessandless+原级”结
7、构表示“越来越”的意思,与这类结构搭配的常用动词有grow,get,become等。MoreandmorestudentsrealizedtheimportanceofaforeignlanguageShefeltherselfbecomingmoreandmoretired.Asthewinterisnear,itsgettingcolderandcolder.2.“the+比较级, the+比较级”,表示“越,越”。Themoremagazinesyousell,themoremoneyyouwillget.Themorebooksyouread,thebetter gradesyou w
8、ill get.Themorefoodyoueat,thefatteryouare.3.the+比较级+ofthetwo+名词。Janeisthetallerofthetwochildreninourfamily.4.“否定+比较级”相当于最高级。Lets go out to play, OK?Icouldntagreemore.Theideasoundsgreattome.5.倍数表示法:timesas+形容词原级+as;times+形容词比较级+than;timesthe+性质名词+of。Thedininghallisthreetimesaslargeasthatone.Thedining
9、hallisthreetimeslargerthanthatone.Thedininghallisthreetimesthesizeofthatone.6.A比B多/少/大/长/宽/高/深/远多少 Im 2 years older than my brother, But he is 3 cm taller than me.7.在形容词和副词的比较级前,有时可以用much, a lot, far ,even, a little, 等词来修饰最高级特殊用法:(1)最高级基本句型结构:主语 + 谓语动词 + the + adj./adv.(最) + of/among、in (注意: of/amon
10、g+ (同类比较对象), in+范围 (表示同一范围比较)(2) 形容词的最高级前必须加the;副词的最高级前可省略the。如:Tara is the youngest of all. Linda draws (the) most carefully in her class. Which / Who +the + 最高级, A, B or C ? e.g. Which do you like (the) best, apples, pears or oranges?最高级前有其它的限定词时(如:ones),则不加“the”: my best friend(3).“最.之一”: (3)one
11、of +the +最高级(形)+名(复): e.g. Beijing is one of the biggest cities in the world.北京市世界上最大的城市之一。Jack Chen is one of the most famous actors in the world.(4)the + 序数词+最高级(形)+名(单):e.g. Hainan is the second largest island in China.I think he is the second tallest boy in his class.我认为他是他们班里第二高的男孩。4). 表示“最高程度”
12、的形容词,如 excellent,extreme,perfect,favorite等,没有最高级,也不能用比较级。原级、比较级、最高级的相互转换(1)原级与比较级的转换:比较级+than not.as/so.as.e.g. He speaks more loudly than me. I dont speak as/so loudly as he/him.(2)比较级与最高级的转换: the other +名(复) (在范围之内) the+最高级 比较级+than+ any other+名(单)e.g. Jim is the tallest student in our class.Jim i
13、s taller than any other student in our class.Jim is taller than the other students in our class.Jim is taller than anyone else in our class. 形容词与副词的比较级与最高级形式专项练习题写出下列形容词与副词的比较级与最高级形式: long_ _ wide _ _ fat _ _ heavy_ _slow _ _ few_ _ brightly_ -_ badly _ _ far_ _ quickly _ _ happy_ -_ shy_ 用所给词的正确形式填
14、空: 1 Of the two girls, I find Lucy the _ (clever). 2.Gold(黄金) is _ (little) useful than iron(铁). 3. My sister is two years _ (old ) than I. 4Johns parents have four daughters, and she is the _ (young) child. 5. The _ (cheap) bags are the not usually the best ones. 6. The short one is by far _ expens
15、ive of the five. 7. The boy is not so _ (interesting) as his brother. 8. Dick sings _ (well), she sings _(well) than John, but Mary sings _(well) in her class. 9 She will be much _ (happy) in her mew house. 10. This dress is _ that.(twice, asas, expensive)11. She is two years _ than me. Shes the _ g
16、irl in our class. (young)12. Bill is _ than Tom. Hes the _ brother in our family. (old)13. John is the _ boy in the class. (clever)14. Her bicycle is _ than mine. (good)15.Ofthetwogirls,IfindLucythe_(clever).16.Gold(黄金)is_(little)usefulthaniron(铁).17.Mysisteristwoyears_(old)thanI.18. Tokyo is _ from
17、 Beijing than from Shanghai. (far)19. It is _ in Hong Kong than in Kunming. (hot)20.He is _ among us. (careful)单项选择题1. She is _ than _ . A. busier / us B. busier / we C. more busy / us D. more busy / we 2. Jane is _ than Betty. A. less taller B. less tallest C. less tall D. not as tall 3. China is _
18、 country in the world. A. the third largest B. the largest third C. the third large D. a third largest 4. Which is _ season in Beijing? I think its autumn. A. good B. better C. best D. the best 5. Which is_ , the sun, the moon or the earth? Of course, the moon is. A. small B. smaller C. smallest D.
19、the smallest 6.The air in Beijing is getting much _ now than a few years ago. A. clean B. cleaner C. cleanest D. the cleanest 7. Mobile phones are very popular now and they are _ than before. A. cheap B. cheaper C. cheapest D. the cheapest 8.I study English as _ as my brother. A. hard B. harder C. h
20、ardest 9. The Yellow River is one of _rivers in China. A long B longer C the longest10. Tom is _ of the two boys. A. taller B. tallest C. the taller D. the tallest11. Of my parents, my father looks_. A.old B. older C. the oldest D. the older12He feels _ today than yesterday. A.tired B.more tired C.m
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