小学英语形容词的比较级和最高级.ppt

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1、,第一讲,Adj. adv.,用来修饰名词，表示事物的特征的词。 eg：1.an old man a tall boy a short ruler (something wrong) 2.She is beautiful. 3.Lets keep the door open.,形容词的比较级和最高级构成,规则变化,不规则变化,形容词比较级和最高级（规则变化）,1.单音节和少数双音节形容词比较级和最高级的构成。1）在词尾加-er -est tall taller- tallest 2)以不发音的字母e 结尾的，加-r -st nice - nicer-nicest 3)重读闭音节以一个辅音字母结

2、尾的，双写辅音字母，再加-er -est (辅元辅） big - bigger-biggest 4)以辅音字母加y结尾的先将y 变为i再加er/est happy-happier-happiest 5）多音节词、部分双音节词词前加 more/most beautiful-more beautiful -most beautiful,taller harder larger wider,tallest hardest largest widest,bigger hotter thinner fatter wetter,biggest thinnest hottest fattest wettes

3、t,happier drier earlier,happiest driest earliest,narrower cleverer,narrowest cleverest,more difficult more popular more slowly,most difficult most popular most slowly,少数以-er,-ow结尾的双音节词可加-er或-est,规则变化,old_ _ young_ _ tall_ _ long_ _ short_ strong_ _ big_ _ small_ _ fat_ thin_ _ heavy_ light_ _ nice_

4、beautiful_ _ low_ high_ _ slow_ fast_ _,小练习,better,best,worse,worst,less,more,most,farther/further,older/elder,least,farthest/furthest,oldest/eldest,不规则变化,巧记： 特殊形式比较级和最高级共有三对二合一 坏病两多并两好 little意思不是小 一分为二有两个 一是老来二是远,不规则变化,特殊：favorite (最喜爱的) 无比较级,不规则变化,特殊：favorite (最喜爱的) 无比较级,short old long young tall

5、slow strong quick weak late large,nice fat thin hot big beautiful interesting good well bad many,much little far,形容词比较级和最高级练习题,形容词比较级及最高级的句式用法归类,heavy,This box is heavier than that one.,That box is heavy.,形容词的比较级用法,比较级的使用： 两个人或事物进行比较时，用比较级。,两者比较，形容词的比较级加“than” Eg. Sally is taller than Ben. Sally 比Be

6、n高。 Fred is fatter than Mike. Jim is shorter than Peter. Paul is thinner than Peter. The ruler is longer than that one.,比较级常用句型,基本句式：,1.A +be+形容词比较级+ than +B,2.表示两者之间的选择，可使用“Which is+ 比较级，or?”,3.表示不及另一方时，使用“less+原级+than”,Which is longer, this one or that?,This park is less beautiful than that one.,4

7、.越来越. 比较级and比较级,越来越高 越来越暖和,taller and taller,warmer and warmer,In spring, the days are getting longer and longer.,5.The + 比较级，the + 比较级 “越，就越”,The more you eat, the fatter you will become.,原级常用句型,一样长 一样慢 一样小 一样高兴 一样红,as long as as slow as as small as as happy as as red as,as+形容词原形+as 和.一样,1.A +be +a

8、s+形容词原形+as+B A和B一样,1.The ruler is as long as that one. 2.The apple is as red as that one. 3.I am as tall as you.,否定 not as+形容词原形+as “和 不一样” 或 not so+形容词原形+as “不及不如,Tom is not as tall as Mike.,Tom is not so tall as Mike.,This boy is old enough to go to school,2.so+ 形容词原级+that丛句,He is so big that he c

9、ant enter the room bythe door .,3. too+原级+ to do sth.,He is too young to go to school.,4.形容词原级+ enough to do sth.,注意：比较级前的修饰词：a little, a lot, much, even; far; still eg：He is a little taller than I.,形容词最高级的用法 用于三者以上的人或事物做比较,1.one of the+最高级+名词复数,形容词最高级的常用句型,2.the+最高级+of (in),Lu Xun is one of the gre

10、atest writers last century,Of all the movie stars, I think Chen long is the best. He is the tallest in our class.,3.Who/Which is +the 形容词最高级.?,用形容词适当形式填空 1. My brother is two years_(old)than me. 2. Is your sister _(young) than you? Yes,she is. 3. Who is _(thin),you or Helen? -Helen is. 4. Tom is as

11、_(fat) as Jim. 5.Fangfang is not as _(tall) as the other girls. 6.Which is _(heavy),the elephant or the pig? 7.Tom is_(tall) in our school? 8.Lu Xun is one of _(great） writers last century. 9.Which is _(small),the tiger、the dog and the ant？,Production 小升初真枪实练,（ ）1. I dont know which is _, so I ll ta

12、ke them both. A. good B. better C. best D. the best（ ）2. Can you do your work with _ money and _ people? A. less; few B. less; fewer C. little; less D. few; less,B,B,副词用来说明动作或状态的特征，时间，地点，程度，方式等情况。e.g. 1.I can sing well. (good) 2.He runs slowly.( slow) 3.The books here are mine 4.He is out now.,副词的构成

13、 1.本身就是副词 how very there 等 2. 形容词+ly。如: slow-slowly; quick-quickly; quiet-quietly 3. 以辅音字母加y结尾的形容词，变y为i,再加-ly。如:busy-busily; angry-angrily; easy-easily 4. 少数以不发音e结尾的形容词，要去掉e再加-ly。例如：terrible-terribly; true-truly; gentle-gently 但绝大多数以e结尾的形容词仍然直接加-ly。例如：polite-politely, wide-widely等。,副词分类 1.时间副词：then，

14、before 等 2.地点副词：here，there等 3.方式副词：slowly fast等 4.程度副词：very much 等 5.频率副词：often，always ，usually，sometimes，never等 6.疑问副词：When，how等,副词的比较级和最高级的构成和形容词的比较级和最高级的构成基本相同.e.g.,形容词记的最高级前要用定冠词the,副词的最高级前可用可不用定冠词the.,Attentions,Mount Qomolangma is the highest in the world.,Jim jumped (the) highest of the all.,

15、fast-faster-fastest slowly- more slowly most slowly,1.“as+副词的原级+as “ 与.一样 Tom runs as fast as me 2.”not as（so）+副词的原级+as” 与.不一样 I dont run as fast as my classmates. 3.”too+副词原级+to do sth” 太.而不能 He rides too slowly to catch up with me. 4.”A+动词+副词比较级+than+B” I often get up earlier than my mother. 5.”副词

16、比较级+and+副词比较级” We can do the work better and better.,1. The bread is _ than these cakes A. very delicious B. much delicious C. more delicious D. as delicious,2. Lin Tao jumped _ in the long jump in the school sports meeting A. far B. farther C. farthest D. quite far,3. When they met in the hotel . T

17、hey talked and laughed _ A. happily B. happy C. happier D. happiest,C,C,Practice,A,4. In our city its _ in July ,but it is even _ in August A. hotter hottest B. hot hot C. hotter hot D. hot hotter 5. Hainan is a very large Island .It is the second _ island in china. A. large B. larger C. largest D.

18、most largest 6. An elephant is _ than a tiger . A. heavy B. very heavy C. the heaviest D. heavier,D,C,D,7. A horse is _ than a dog . A. much heavy B. more heavier C. much heavier D. more heavy 8. Emma always makes a lot of mistakes . She is _. A. care B. careful C. carefully D. careless 9. Which sub

19、ject is _ , physics or chemistry ? A. interesting B. most interesting C. more interesting D. the most interesting,C,D,C,10. He is _ enough to carry the heavy box . A. strong B. stronger C. much stronger D. the strongest 11. Li lei often talks _ but does _ so everyone says he is a good boy . A. less

20、more B. few much C. more little D. little many 12. When the famous singer started to sing , everyone began to shout very _ . A. loudly B. loud C. heavily D. high,A,A,A,Summary,形容词和副词的意义及用法,形容词和副词的比较级和最高级的构成及用法,Homework 1.继续巩固形容词及副词的比较级及最高级 2.再次完成卷子进行练习。 3.背学习课本第一单元第1，2课，发一视频 3.背小学问答句子15-18 4.背小升初72个短语前三个。 5.背小学单词核心单词前24个，下次听写。 6.下次上课11.12,