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1、 . . . . Unit3形容词的比较级精讲专练一、用法1. 表示两个人或事物作比较时，形容词要用比较级形式,形容词比较级之后常用 than 引出比较的对象。例：This pen is longer than that one.这支钢笔比那支长。New York is bigger than Cambridge.纽约比剑桥大。2. 表示两者之间的选择，意为“哪一个更”。例：Who is taller, Lily or Lucy?莉莉和露西相比,谁更高?二、形容词比较级的变化1. 规则变化变化规则例词一般在形容词词尾加-er。tall-taller以不发音的字母 e 结尾的形容词,只在词尾加-
2、r。late-later以“辅音字母加 y”结尾的形容词,先把 y 变为 i,再加-er。busy-busier以重读闭音节结尾,且末尾只有一个辅音字母的形容词，须先双写这个辅音字母再加-er。fat-fatter摇 big-bigger2. 不规则变化原形比较级原形比较级good, wellbettermany, muchmorebad/ illworseoldolder/ elderlittlelessfarfarther/ further三、形容词比较级前的修饰词在英语中常修饰比较级的词汇有：much, a lot, a little, even, far 等。例：Believe me,
3、 you really look much better than before.相信我,你看起来真的比以前好多了。He is a lot taller than me. 他比我高很多。They went there a little later than others.他们比其他人去的稍微晚一点儿。Its even bigger than an island.它甚至比一座岛屿都大。He is far stronger than his brother.他比他哥哥强壮得多。四、比较级的常见句型用法例句(1)双方比较,表示一方超过另一方时，用“比较级+than”结构。China is large
4、r than Italy.中国比意大利大。(2)倍数 + 比较级 + thanThe box is three times bigger than that one. 这个箱子比那个箱子大三倍。(3)“比较级+and+比较级”表示“越来越”。Our country is becoming stronger and stronger.我们的国家正变得越来越强大。(4)“the+比较级，the+比较级”表示“越，就越”。The more, the better.多多益善。(5)the+比较级+of the two+名词复数The taller of the two boys is my broth
5、er. 两个男孩中较高的那一个是我的哥哥。比较级的使用原则：(1)自身不进行比较，排除自己的方法是使用 any other。例：He is taller than any other boy in his class. (不能去掉other)他比他班里的其他任何男孩都高。(2)比较的对象必须是同类的人或事物。例：My name is longer than yours. (不能将 yours 写成 you)我的名字比你的名字长。同步专练( ) 1.This picture is _ than that one.A.beautifulB.more beautifulC.most beautifu
6、lD.the most beautiful( ) 2.These flowers are _ than those ones.A.much beautiful B. much more beautifulC.very beautiful D. as beautiful ( ) 3.The Changjiang River is one of _ rivers in the world.A.long B.longer C.longest D. the longest ( ) 4.Kate is much earlier than _.A.I do B. me C. my D.mine ( ) 5
7、.I think it is _ older than yesterday.A.very B.much too C. much D. quite ( ) 6.This film is_ interesting than that one. A.more B.much C.very D.the most( ) 7.-Your English is very good. -But my brother learns it much_ than I do.A.good B.well C.better D.best( ) 8.Dont worry. Your mother will get_ .A.w
8、ell and wellB.better and better C.well and betterD. good and well( ) 9.Egypt is one of_ in the world. A.the oldest country B.the oldest countries C.much older country D.much older countries( ) 10.The girl doesnt run_ the boy.A.much faster asB.as faster asC.more fast thanD.so fast as( ) 11.- Mum, I t
9、hink Im _to get back to school.- Not really, my dear. Youd better stay at home for another day or two.A.so well B.so goodC.well enoughD.good enough( ) 12.The students are _ young people between the age of sixteen and twenty.A.most B.almost C.mostly D.almostly( ) 13.She told us _story that we all for
10、got about the time.A.such an interesting B.such interestingC.so an interesting D.a so interesting( ) 14.Jacks _brother is _than him.A. old; elder B.elder; older C.old; youngD.elder; younger( ) 15.They all looked at the master _and felt quite_.A.sad; sad B.sadly; sad C.sad; sadly D.sadly; sadly用括号所给单
11、词的适当形式填空。1.Liu Lu is_ (good) at physics than her twin brother.2.Linda is much_ (hard-working) than Anna.3.Who has_ (many) books,Zhang Li or Li Ying?4.Do you think you are_ (outgoing) than your father?5.It was cold yesterday, but it is much _(cold) today.6.Take the medicine twice a day. You will(将) b
12、e _(well) tomorrow.7.Who is_ (funny) than you in your class?8. The physics problem is_ (difficult).9.You are quite _(strong).Do you often do sports?10.The doctor isnt as_ (seriously) as Mr. Wu. Mr.Wu is more serious.四. 根据汉语意思完成句子，每空一词。1.我的爱好和他的不一样。My hobby _ _ _ his.2.我真的不介意我的朋友们是不是和我一样。I dont reall
13、y care if my friends are_ _ _me.3.我知道她关心我因为她总是在那儿听。I know she _ _ me because shes always there_ _.4.林涛英语成绩一直很好。Lin Tao always_ _ _ in English.5.我姐姐与孩子们处的很好。My sister_ _ _children.6.在某些方面我的房子不同于你的房子。My house _ your house in some ways.7.这辆自行车和她的相似。This bike _ hers.8只要不下雨我就去锻炼。I will exercise _ it doesnt rain.9事实上，你表妹比军学习更用功。_，your cousin is more hard-working than Li Jun.10我弟弟不像我跑得那样快。My brother doesnt run _ I do.11汤姆比吉姆更有趣。Tom is_ _ Jim.12.她和她哥哥一样勤奋。She is_ _
