形容词的比较级和最高级专项讲解.doc

形容词的比较级和最高级专项讲解.常见的形容词及比较级和最高级的构成（1）规则变化：单音节和部分双音节的形容词一般在词尾加-er calm-calmer-calmest tall-taller-tallest smart-smarter-tallest以字母e结尾的直接在词尾加-r nice-nicer-nicest fine-finer-finest large-larger-largest以“辅音+y结尾的词，变y为i，再加-er” early-earlier-earliest happy-happier-happiest busy-busier-busiest以重读闭音节的单个辅音字母结尾的词，双写辅音字母，再加-er big-bigger-biggestthin-thinner-thinnest hot-hotter-hottestfat - fatter-fattestwet-wetter-wettestred-redder-reddestsad-sadder-saddestslim-slimmer-slimmest多音节或部分双音节的形容词在原级前面加more popular-more popular-most popular important-more important-most important（2）特殊变化：原级比较级最高级good / wellbetterbestmany/ muchmoremostbad / badly/ill（坏地）worseworstlittlelessleastoldolder（年龄）elder(辈分)oldest/ eldestfarFarther(距离)/ further（程度）farthest/ furthest.形容词比较级的用法：表示两者（人或物）的比较。表达“A大于B”用A比较级+than B. Tom比我胖。Tom is _ (fat) than me.他的头发比我的短。His hair is _(short) than _.He has _ (short) hair than _.(注意比较对象的一致性).英语比语文重要。English is_ (important) than Chinese.我来的比你晚。I come _ (late) than you.（副词的比较级）表达“A和B一样”，用A as原级as B他和我一样高。He is as _ (tall) as I/me.英语比语文重要。English is as _ (important) as Chinese.他的头发和我的头发一样长。His hair is _ _ _ mine.他学习和你一样努力。He works _ hard _ you.表达“A不如B”，用A not+as/so+原级+as+B。这辆车不像那辆车一样贵。This car_ _ _（expensive）that one.=This car is_ _/than that one.=That car is_ _than this one.今天没有昨天暖和。Today _ _ _(warm) _ yesterday.=Yesterday _ _ than today.他昨天来得没有我早。He _ come _ (early)as I (did) yesterday.=He came _ than I yesterday.(同级和比较级的同义句转换)4比较级前可用much / a lot / far(得多)，a little（稍微）, even（甚至）等表示程度He is much _( well) today.Its much _ (expensive).He is very _ (well) today.Its too _ (expensive)5.在两者之间选择哪一个更，用比较级.Which /Who,A or B?谁跑得快些，Lucy还是Lily？Who runs_, Lucy or Lily?6.如果在两者之间表示“最”时要在比较级前加the，而且还用of the two, of the pair短语：约翰是两个男孩子中较聪明的一个。John is the cleverer of the two boys.Of the two boys, John is the cleverer.这支手表是两个中比较便宜的。This watch isof the two.7.比较级前面可以加上表示具体数量差别的结构,表示具体“大多少”，“小多少”，“长多少”，“短多少”等。我比他大两岁。I am two years _ _ he.这个建筑比那个建筑高20米。This building is 20 meters _that one.“比较级+and+比较级”表示“越来越”天气越来越冷了。Its getting _ and _(cold)比赛越来越有趣。The game is(interesting)注意:多音节形容词用此句型时，要用more and more +形容词原级；而不能用more beautiful and more beautiful“The+比较级，the+比较级”表示“越，就越越多越好The _, the _.他越忙就越高兴。_ _he is,_ _he feels.“用twice等表示倍数的词+ as +原级as”表示甲是乙的几倍。“用twice等表示倍数的词+比较级than”表示甲是乙的几倍。这间房是那间房面积的两倍。This room is _ as big as that one.=This room is _bigger than that one注意：在英语中，两倍用twice，而不用two times，三倍以上用three，fourtimes。同义引申高high /tall/long etc.形容词最高级的用法：1.表示三者或三者以上（人或物）的比较,其中有一个超过其他几个。形容词最高级前要加the，副词最高级前常省略the,后面通常带of（in）短语来说明比较的范围（of后的名词或代词表示与主语属同一类；in表示时间或空间范围）。在我们班上他最高。He is _ ( tall) _ our class.玛丽是这三个学生中最小的。Mary is_ (young) _ the three students.2.形容词最高级的前面常有the，my等形容词性物主代词，Chinas名词所有格，最高级前不加theThis is_ _day.这是我最忙的一天。Jack is_ _friend.杰克是吉姆最好的朋友The Changjiang River is_ _river.长江是中国最长的河流。3在whichA ,B orC_?句中，表示三者或三者以上比较Which is the biggest, the sun, the moon or the earth?太阳，月亮，地球，哪一个最大？4.形容词最高级表示“最.之一”时，可用“one of the+最高级+复数名词”Edisonwas one of the greatest inventors in the world.爱迪生是世界上最为大的发明家之一。5“the +序数词+最高级”表示“第几个最”；The Yellow River is the second longest river in China6.比较级和最高级的同义句转换He is the tallest boy in his class.He is taller than any other boy in his class.He is taller than any of the other boys in his class.He is taller than any of the others in his class.He is taller than all the other boys in his class.He is taller than the other boys in his class.He is taller than anyone else in his class.【Exercise】一出下列单词的比较级1.tall_2.quiet_ 3.funny_4.heavy_5.thin_6.big_7.outgoing_8.wild_9.little_10.good_11.bad_12.many_二、单选题1.Tina is _ than Linda.A.shortB.more shorterC.shorterD.shortter2.This question is _ than that one.A.easyerB.more easyC.easyD.easier3.Im _ younger than her.A.a fewB.a littleC.littleD.few4.My friend is the same _ me.A.toB.asC.withD.in5.The girl is as _ as her mother.A.beautifulB.more beautifulC.beautifuleD.more beautifuler6.Lily is _ of the two.A.tallerB.tallestC.the tallerD.tall7.The box is _ heavier than that one.A.muchB.veryC.moreD.so三、同义句。1.He is 14 years old. His friend is 12 years old.His friend is _ _ he.2.Our bikes are not the same as theirs.Our bikes are _ _ theirs.3.He is healthier than his friend.He _ _ _ of the two.4.The girl is smarter than her classmates.The girl is smarter than_ _ _ in her class.5.He is less popular than her.He is not _ popular _ her. She is _ _ than him.一、 Choose1 He feels _ today than yesterday. A. tired B. more tired C. more tireder D. much tired2. Of the two toys, the child chose_. A. the more expensive one B. one most expensiveC. a least expensive D. the most expensive of them3. The line is _ than that one. A. more longer B. not long C. much longer D. many more longer4. The book is _ of the two. A. thinner B. the thinner C. more thinner D. the thinnest5. She looks _ than she does. A. the more older B. very older C. much older D. more older6. The garden is becoming _. A. more beautiful and more B. more beautiful and beautiful C. more and more beautiful D. more beautiful and beautifuler7._ hurry, _speed. 越急越慢（欲速则不达） A. More, less B. Much, little C. The more, the less D. The much, the little8. The line is _ than that one. A. more longer B. not longer C. much more longer D. many more longer 9. The earth is _ the moon. A. as 49 times big as B. 49 times as bigger as C. 49 times as big as D.as big as 49 times 10. The book is _ of the two. A. thinner B. the thinner C. more thinner D. the thinnest 二、Fill in the blanks with the right forms:1 This bag is a little _(heavy) than that one.2 Mr. Smith is a _(good) teacher. He always helps us to learn math.3 Dave is _ (quiet) than most of the kids in his class.4 Of the two girls, I find Lucy the _ (clever).5 Gold(黄金) is _ (little) useful than iron(铁).6 My sister is two years _ (old ) than I.7 Tom is _ (outgoing) than any other boy in his class.8 The short one is _ (expensive) than the long one.9. The _ (cheap) bags are the not usually the best ones.10. The boy i