比较级PPT

观察下列各句， 辨别括号中单词的词类。 1. He is a (fast) worker. 2. He works very (fast.)
3. That`s a (hard) math problem.
4. You have to work (hard) at your lessons 5. I feel(better) now. 6. He plays football (better) than I. 7. Tom draws (worse) than his brother.
8. He was (worse) than his brother.
9. Of all the boys ,he reads (best.) 10. Of all the boys, he is the (best.) 11. That plane flew (high) that day.
12. That plane is (high ) in the sky now. 13. A (straight ) line is the shortest between 2 points. 14. Stand (straight).
22. She was very well when I (last ) saw her. 23. The train was ten minutes (late). 24. He arrived home (late) last night and he got up late this
补充：
He is the taller of the two boys.
3、最高级：使用形容词或副词最高级形式，
表示三者（或三者以上）相比哪一个最……。 主要用于the … in/among/of +所包含人或事 物的数量≥3的集合短语结构。 Eg. 1) Jim is the tallest in our class.
19. He is a (slow ) boy. He`s always (slow) to make up his mind.
And he even likes to take a (slow) train when he travel. 20. Please tell the driver to go (slower). 21. The (last ) time I saw you was the last Sunday in June.
new-newer-newest
low-lower-lowest
high-higher-highest
slow-slower-slowest
2. 以不发音 的元音“e”结尾的形容词, 加er或est. close-closer-closest fine-finer-finest strange-stranger-strangest large-larger-largest
Jim works harder than Mike.
比较级用法扩展
比较级用法扩展
1）比较级前面可以有much, a little, a lot, even等修 饰语。 This book is much better than that one. 好得多 2）比较级＋比较级，表示越来越…… hotter and hotter 越来越热 more and more beautiful 越来越漂亮 3） than 后面的人称代词用主格或宾格都可以。 He is taller than I (am). He is taller than me.
1.一般在词尾后加 er 或est. tall-taller-tallest long-longer-longest soon-sooner-soonest fast-faster-fastest near-nearer-nearest short-shorter-shortest
young-younger-youngest clever-cleverer-cleverest cold-colder-coldest bright-brighter-brightest
Jim works as hard as Mike. Jim doesn’t work so hard as Mike.
2、比较级：使用形容词或副词比较级形式，
表示A与B 二者相比哪一个更……。 主要用于A … than B 结构。 Eg. 1) Jim is taller than Mike.
2)
2) Jim works (the) hardest of all the boys.
最高级用法扩展
最高级用法扩展
形容词最高级前的the在以下几种情况下可以省略： 1） 该形容词前有物主代词或名词所有格。 He is my/Jim’s best friend. 2） 比较含义模糊。 We are busiest on Monday. This is a most interesting book. 这里的most相当于very。
形容词和副词的比较等级
（假设A和B为进行比较的人或事物）
1、原级：使用形容词或副词原形，表示A与B一 样（或不一样）……。 2、比较级：使用形容词或副词比较级形式，表 示A与B二者相比哪一个更……。 3、最高级：使用形容词或副词最高级形式，表 示三者（或三者以上）相比哪一个最……。
形容词或副词比较级和最高级的构成
big-bigger-biggest
fat-fatter-fattest hot-hotter-hottest
thin-thinner-thinnest
wet-wetter-wettest red-redder-reddest
形容词或副词比较级和最高级的构成
1）规则变化
单音节词和少数双音节词词尾加er/est变为比较级/最高 级。加er/est方法与动词变过去式加ed方法相同。 Eg. tall – taller/tallest nice – nicer/nicest big – bigger/biggest easy – easier/easiest clever – cleverer/cleverest (clever双音节) 多音节词和一些双音节词在该词前加more/ most变为比 较级/最高级。以ly结尾的副词除early以及不规则变化外， 也应加more/most。 Eg. interesting – more/most interesting careful – more/most careful slowly – more/most slowly
wide-wider-widest
nice-nicer-nicest
white-whiter-whitest
late-later-latest
3.以辅音字母加“y”结尾的形容词,先把“y”变为“i”,再加er 或est. angry-angrier-angriest busy-busier-busiest
15. He always speaks in a (low ) voice.
16. He is a clever businessman.He always buys (low ) and sells high. 17. At the end of the streeet , there is a (low ) wall. 18. We didn`t go (far ) because we knew that famous place was too (far ) away.
angry
popular
---
quickly
good
---
bad
--
worse, worst
形容词或副词各比较等级的基本用法
1、原级：使用形容词或副词原形，表示
A与B一样（或不一样）……。 主要用于A as/(notห้องสมุดไป่ตู้so) … as B 结构。 Eg. 1) Jim is as tall as Mike. Jim is not so tall as Mike. 2)
Exercises: 请将下列词变成比较级和最高级
bright long late wide -----
brighter, brightest longer, longest
later, latest wider, widest angrier, angriest more/most popular more/most quickly better, best
补充：
China is one of the most beautiful countries. The Yellow River is the second longest river in China.
Exercises: 根据所给提示词填空。
1. My house is _______ larger (large) than Jim’s.
cloudy-cloudier-cloudiest
early-earlier-earliest happy-happier-happiest
dirty-dirtier-dirtiest
easy-easier-easiest heavy-heavier-heaviest
４. 以重读闭音节结尾的形容词，如末尾只有一个辅音字母，应 先写双这一个辅音字母，再加er或est.
the tallest (tall) boy in your class? 5. Who is ________
fastest 6. Mike runs (the) _________(fast) of all the students. 7. I have _______ more (much) money than you. 8. Yesterday was my ________ happiest (happy) day in my life. strong (strong) as me. 9. My brother is not so ________ shorter (short) of the two men . 10. Mr Smith is the ________
2. Today is much _______ warmer (warm) than yesterday. more interesting 3. Which book is _________(interesting), this one or that one? better (good) than me at English. 4. Kate is _______
形容词或副词比较级和最高级的构成
2）不规则变化
good/well – better, best bad/badly/ill – worse, worst many/much – more, most little – less, least * old – older, oldest 年长的；老的；旧的 elder, eldest（亲戚关系中）年长的 * far – farther, farthest 远的 further, furthest 远的（有更加、进一步的含义） 补充说明： few – fewer, fewest friendly – friendlier, friendliest (adj.) more/most friendly often – more/most often
形容词(adj.)和副词(adv.)
形容词：用于修饰名词或代词，描述被修
饰成分的性质、特征、状态或属性等。 Eg. This is a good book. (修饰名词book) She is beautiful.(修饰代词she)
副词：主要用于修饰动词、形容词和副词，
描述被修饰成分的特征或状态。 Eg. Jim plays basketball well.(修饰动词play) She is very beautiful.(修饰形容词beautiful) Jim plays basketball very well.(修饰副词well)