形容词与副词的比较级和最高级

1、2021/8/612021/8/62young-yonger-yongest old older -oldest tall-taller -tallest small-smaller -smallestearly-earlier-earliest thirsty-thirstier-thirstiest1. 一般情况下加-er 或est :2. 以字母e结尾的形容词，加-r 或- st4. 以“辅音字母y”结尾的双音节词，先改“y”为“i”，再加-er 或-est.bigbigger -biggest fatfatter-fattest形容词比较级最高级规则形容词比较级最高级规则nice ni

2、cer-nicest safe safer -safest3. 重读闭音节词只有一个辅音字母时，应先双写辅音字母，再 加-er或-est.2021/8/635.5.部分双音节词或多音节词前面加部分双音节词或多音节词前面加more ,most.如:interesting more interesting most interestingfamous more famous most famous原级比较级最高级good/wellbetterbestbad/illworseworstmany/much moremostlittlelessleastfarFurther fartherFurthes

3、t farthestoldolder elderoldest eldest两好、两好、两坏、两坏、两多、两多、 一少、一少、一老一老 、一远一远.2021/8/64Read and compare :younglongfullshortsmalloldfineeasyhungryearlyheavybigredyounger youngestlonger longestfuller fullest shorter shortestsmaller smallestolder oldest finer finesteasier easiesthungrier hungriest earlier e

4、arliestheavier heaviestbigger biggest redder reddest2021/8/65healthymanyfamousillexcitingcarefullywet hotlittlefewhealthier healthiestmore mostmore famous most famousworse worstmore exciting most excitingmore carefully most carefullywetter wettesthotter hottestless leastfewer fewest2021/8/66as + adj

5、./adv.原级原级as 和和一样一样我和你一样大。我和你一样大。I am _ you.他跑得不及我快。他跑得不及我快。He _ run _ I.as old asdoesntas/so fast as2021/8/67as+adj.+ a/an+可数名词单数可数名词单数 +asas much+不可数名词不可数名词+as，as many+可数名词复数可数名词复数as 和和一样多的某物一样多的某物He is as good an example as his brother.Bob read as _ books as Mary.There is as _ water in this bottl

6、e as in that bottle.manymuch当当as as中间有中间有名词名词时时,采用以下格式采用以下格式2021/8/68翻译练习翻译练习我和她一样勤奋我和她一样勤奋.她的书不如我的多她的书不如我的多.汉语同英语一样难学汉语同英语一样难学.I am as hard as she is.She has not as many books as I have.Chinese is as difficult a language as English.2021/8/69形容词、副词的比较级和最高级形容词、副词的比较级和最高级A+谓语谓语+ adj./adv.的比较级的比较级than

7、B A在某方面超过在某方面超过B我比汤姆要高。我比汤姆要高。I am _ Tom (is).你看起来比以前年轻。你看起来比以前年轻。You look _ before.比较级的结构比较级的结构taller thanyounger than2021/8/610这间房子比那间房子大这间房子比那间房子大.这本书不如那本书有趣这本书不如那本书有趣.This room is bigger than that one.This book is less interesting than that one.2021/8/611形容词和副词的比较级的变化不能混淆！形容词和副词的比较级的变化不能混淆！1.以以-

8、er结尾和特殊变化结尾和特殊变化的形容词副词比的形容词副词比较级前面较级前面不能加不能加more2. as as 之间必须用形容词和副词之间必须用形容词和副词原级原级He is more taller than I. (T or F)I can write more better than he. (T or F)I runs as faster as she. (T or F) fast2021/8/6121.比较级前可用比较级前可用much, far, a lot, a little, even等等表示程度表示程度,不能使用不能使用very，quite.She sings _ better

9、 than the others. 她比别人要唱得好得多。她比别人要唱得好得多。Now I read _ faster than before. 我现在读得比以前要快一点。我现在读得比以前要快一点。2021/8/613比较级的特殊用法比较级的特殊用法 the + 比较级比较级 + of the two 两者中较两者中较的一个的一个He is _ (old) of the two boys. And she is _ (tall) of the three.the olderthe tallest2.less +(多音节词多音节词)原级原级+ than = not as/so+原级原级as 不及

10、不及Jim doesnt do it as carefully as Mary.Jim does _ than Mary.Mary does _ than Jim.less carefullymore carefully2021/8/6142) 比较级比较级+and +比较级比较级, 表示表示越来越来越越当形容词或副词为当形容词或副词为多音节多音节时，必须用时，必须用more and more + 原级原级Summer is coming, its getting hotter and hotter.The city has become more and more beautiful. 练习

11、练习: 天变得越来越黑天变得越来越黑. 情况一天比一天好起来情况一天比一天好起来.这座城市变得这座城市变得越来越漂亮。越来越漂亮。2021/8/615 天变得越来越黑天变得越来越黑. 情况一天比一天好起来情况一天比一天好起来.Its getting darker and darker.Things are getting better and better everyday2021/8/6163) The +比较级比较级+主语主语+ 谓语谓语, the +比较级比较级+主语主语+谓语谓语The busier he is, the happier he feels.The more carele

12、ss you are, the moremistakes you will make.他越忙他越忙, 他感到越高兴他感到越高兴.你越粗心，犯的错误就越多你越粗心，犯的错误就越多。2021/8/617翻译练习翻译练习她越长她越长, 越漂亮越漂亮.你越仔细你越仔细, 出错越少出错越少.你越锻炼你越锻炼, 就越健康就越健康.The elder she is, the more beautiful she grows.The more careful you are, the less mistakes you will make.The more exercise you do, the healt

13、hier you will become.2021/8/618比较比较A、B两事物两事物, 询问哪一个较询问哪一个较时：时：Which / Who is + 比较级比较级？Which T-shirt is nicer, this one or that one? Who is more active, Mary or Kate?2021/8/619形容词、副词的最高级形容词、副词的最高级Mary is the tallest girl _ her class / _ the three.Bill reads most clearly _ all the students.2021/8/620o

14、ne of the + 形容词最高级形容词最高级+名词名词复数复数表示表示“最最之一之一”他是班里最高的学生之一他是班里最高的学生之一.He is _ in the class.one of the tallest students这本书最有趣。这本书最有趣。The book is _ of all.在班上她最早到校。在班上她最早到校。She comes to school _ in the class.the most interestingearliest2021/8/621the +序数词序数词+ 形容词最高级形容词最高级+名词名词 第第最最它是世界上第二高的建筑物它是世界上第二高的建筑

15、物.It is _ building in the world.the second tallest2021/8/622原级、比较级、最高级互换原级、比较级、最高级互换倍数倍数asas = 倍数比较级倍数比较级than这本书比那本厚这本书比那本厚2倍。倍。This book is _ as that one.The book is _ than that one.three times as thicktwice thicker 2021/8/6235) 倍数表达法倍数表达法1倍数倍数times+比较级比较级+than 比比多少多少倍倍The river is three times long

16、er than that one.2021/8/624这本字典比那本恰好便宜这本字典比那本恰好便宜5倍。倍。 新楼比旧楼高新楼比旧楼高4倍。倍。This dictionary is just 5 times cheaper than that one.The new building is 4 times higher than the old one.2021/8/6255) 倍数表达法倍数表达法2倍数倍数+as+形容词形容词/副词副词+as是是多少倍多少倍The ship is twice as wide as that one.这条船是那条船的两倍宽。这条船是那条船的两倍宽。2021/8

17、/626亚洲的大小是欧洲的亚洲的大小是欧洲的4倍。倍。这棵树是那棵树的三倍高。这棵树是那棵树的三倍高。Asia is four times as large as Europe. This tree is 3 times as tall as that tree.2021/8/6275) 倍数表达法倍数表达法3倍数倍数+the+名词名词+of 是是多少倍多少倍 This river is 3 times the length of that one.=This river is 3 times as long as that one.=This river is twice longer th

18、an that one.名词常用名词常用size, height, depth, length, age2021/8/628 地球是月亮大小的地球是月亮大小的49倍。倍。 舞厅是我们教室宽度的舞厅是我们教室宽度的2倍倍 The earth is 49 times the size of the moon. The ball is twice the width of our classroom. 2021/8/629HomeworkA、B组完成句子1.Jack isnt so _ (clever) as John.1.Jack isnt so _ (clever) as John.2.Tom

19、works as _ (hard) as Mary.2.Tom works as _ (hard) as Mary.3.China is _ (large) country in Asia.3.China is _ (large) country in Asia.4.Its _ (hot) today than yesterday.4.Its _ (hot) today than yesterday.5.This park looks much _ (good) than that one.5.This park looks much _ (good) than that one.6. I c

20、ant run as fast as you. You run _ (fast) than I.6. I cant run as fast as you. You run _ (fast) than I.7. Of all the girls she draws _ (well).7. Of all the girls she draws _ (well).8. English is one of _ (interesting) subjects.8. English is one of _ (interesting) subjects.9. This student is _ (carefu

21、l) than any other 9. This student is _ (careful) than any other student.student.10. Which is _ (easy), English, Chinese or maths?10. Which is _ (easy), English, Chinese or maths?C C组：写出一下单词的比较级和最高级组：写出一下单词的比较级和最高级long large hot easy good long large hot easy good big important bad few muchbig important bad few much2021/8/630vlong vlargevhotveasyvgood vhappyvbigvslowly longer longest larger largest hotter hottest easier easiest better best happier happiest bigger biggest more slowly most slowly写出下列形容词和副词的比较级和最高级写出下列形容词和副词的比较级和最高级2021/8/6319. important10. bad11. well