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1、Adjective小学生英语语法1.形容词是用来修饰和描述名词，通常放在名词之前 a blue cap a big orange形容词既可修饰单数也可修饰复数 a red strawberry three red strawberries一一. .形容词的概念形容词的概念2.形容词可以放在 bebe 动词之后，用来 叙述和说明主语 This suit is blue. These suits are blue. The apple is red. The apples are red.3.形容词的类别：形容词简单形容词：由单个词构成复合形容词：由两个或两个 以上词构成darkblue （深蓝的
2、） lightgreen（浅绿的）goodlooking（好看的） newborn（新生的）evergreen（常青的） snowwhite （雪白的） big smallopen closedtall short short long4.形容词中的反义词：Beautiful uglyhappy sadill wellYoungoldfast slowtallshort fatthin strongweak happysad 高的 - 矮的 胖的 - 瘦的 结实的 - 虚弱的 快乐的 - 悲伤的youngold newold longshort bigsmall 年轻的 - 年老的 新的 旧的
3、 长的 短的 大的 小的biglittle goodbad hotcold warmcool大的 小的 好的 坏的 热的 冷的 温暖的 凉爽的drywet fullempty cleandirty fastslow 干的 湿的 满的 空的 干净的 脏的 快的 慢的 thickthin lightheavy ill well sweet bitter 厚的 薄的 轻的 重的 生病的 好的 甜的 苦的 noise quiet beautiful ugly clever stupid 吵闹的 安静的 漂亮的 丑陋的 聪明的 愚笨的构成方法构成方法原级原级比较级比较级最高级最高级单单音音节节词词和和少
4、少数数双双音音节节词词比较级：比较级：-er-er最高级最高级: -est: -estlongtallLongertallerLongesttallest以字母以字母e e接尾的词接尾的词加加-r-r或或-st-stnicelargenicerlargernicestlargest以以辅音字母辅音字母+y+y结尾的词结尾的词变变y y为为i i再加再加-er-er或或-est-estbusyeasybusiereasierbusiesteasiest以重读闭音节结尾的词以重读闭音节结尾的词末尾末尾只有一个辅音字母只有一个辅音字母 应双写辅音字母应双写辅音字母, ,再加再加 -er-er或或-e
5、st-estbighotthinbiggerhotterthinnerbiggesthottestthinnest多音多音节词节词多音节词和多数双音节多音节词和多数双音节词在前面加词在前面加moremore和和most most usefulmore usefulmost useful1. 1. 规则变化规则变化二二. .形容词比较等级的构成形容词比较等级的构成原级原级比较级比较级最高级最高级bad / illworseworstmany / muchmoremostgood / wellbetter bestlittlelessleastoldolder / elderoldest / el
6、destfarfarther / furtherfarthest / furthest2. 2. 不规则变化不规则变化【巧记巧记】： 特特殊形式比殊形式比较级较级, , 共共有三对二有三对二合一合一, , 坏坏病两病两多和两多和两好好 littlelittle意思不意思不是小是小, , 一一分为二有分为二有两个两个, , 一一是老来二是老来二是远是远1）Tom is as tall as Mike. as + 形形容词容词原形原形 + as（和（和一样）一样）2）There are as many students in our school as yours. 三三. .形容词比较等级的用法
7、形容词比较等级的用法3）His sports shoes are as new as mine. 否定：否定：notnot asas + + 原形原形 + + asas （和（和 不不一样）一样） 或：或：notnot so so + + 原形原形 + + asas（不（不及不如及不如 ） 1）Tom is not as tall as Mike.2）Tom is not so tall as Mike. 表示倍数的方法：表示倍数的方法： 1）+ 倍数倍数 + as + 原级原级 + as +Tom is three times as old as Mike. 2）+ 倍数倍数 + 比较级比较
8、级 + than +That room is three times bigger than this one. 比比较级较级 + than （比比更更）This bridge is longer than that one. Our school is larger than theirs. 比较级比较级 + + andand + + 比较级比较级（越来越越来越） In spring, the days are getting longer and longer The flowers are more and more beautiful. The +比较级比较级，the+比较比较级级 （
9、越（越就越就越） 1）The sooner，the better. 2）The more you eat，the fatter you will be. WhichWhich is +is + 比较级比较级，A or B ?A or B ?（A A和和B B，哪一个比较，哪一个比较？）？） Which is longer, this one or that?the + 最高级最高级 +（名词）（名词）+in/of/among 在（范围内）最1）Tom is the tallest in his class.2）This apple is the biggest of the five. one
10、one of the of the + + 形容词最高级形容词最高级 + + 复数名词复数名词表示“是中最之一”。Beijing is one of the largest cities in China. WhichWhich is +is +thethe+ + 最高级最高级+?+?在在（范围内）哪一个最（范围内）哪一个最？ Which is the biggest of the five balls1. 1. 写出下列形容词的比较级和最高级写出下列形容词的比较级和最高级1)nice . 2) hot ,3)slow . 4) late ,5)happy . 6) fat ,7)heavy
11、. 8) thin ,9) good/well . 10) wide ,11) far . 12) bad/ill . 13)beautiful ,14) much/many ,15)clever . 16)important .nicer, nicesthotter, hottestslower, slowesthappier, happiestheavier, heaviestlater, latestfatter, fattestthinner, thinnestwider, widestfarther/furthere, farthest/furthest, better, bestb
12、etter, bestmore beautiful, most beautifulmore, mostcleverer, cleverest more important, most important2. 2. 将下列各组单词重新排序，是它们构成有意义的词组将下列各组单词重新排序，是它们构成有意义的词组1)fat, the, cat, white . 2)Olympics, green, a, great . 3)expensive, that, jacket, brown . 4)an, book, interesting, thick ,5)round, three, plates, y
13、ellow . 3. 3. 根据括号中的形容词，用根据括号中的形容词，用asasasas或或thanthan写出表示比较的句子。写出表示比较的句子。1)I weigh 48 kilograms(公斤）公斤）and my brother weigh 48 kilograms(heavy) . 2) My ring costs 100 yuan and your ring costs 2000 yuan （expensive) . 3) This pool is 20 meters long and that pool is 30 meters long . (long) . My brother
14、 is heavier than meYour ring is more expensive than mine. that pool is longer than thisthe fat white cata great green Olympics that expensive brown jacket an thick interesting bookthree round yellow plates4) There are twenty-one boys and sixteen girIs in our class. (large) . 5) Andys mother and fath
15、er are both 36 years old.(old). . 4. 4. 选择填空选择填空1)My sister is getting . A. fater and fater B. fatter and fatter C. more fatter and fatter D. more and more fater 2) They are to us than before. A. friend B. friendly C. more friendly D. friendier3) Jack is the boy our class. A. tallest, in B. taller,i
16、n C. most tall, of D. more tall, of B BC CA AThe number of the boys is larger than that of the girIs in our class. Andys mother is as old as his father.4) I t is not warm yesterday. Put on more clothes. A. so,on B. so,in C. as,at D. as,as5) Hangzhou is one of cities I have visied. A. beautiful B. be
17、autifulier C. more beautiful D. the most beautiful 4. 4. 找错并订正找错并订正1)Tim is as taller as his brother. ( ) 2)Marys hair is longer as Susans. ( )3)Look! Kate is the faster runner of the three. ( )4)My handwriting is so good as his. ( )5)Pengpengs box is heaviest of the three, Lets help him. ( )talltallthe heaviestthe heaviestthanthanfastestfastestasasD DD DThank you! Goodbye!