小學英語形容詞的比較級和最高級（課堂PPT)

1、12用來修飾名詞，表示事物的用來修飾名詞，表示事物的特征特征的詞。的詞。eg：1.an old man a tall boy a short ruler (something wrong) 2.She is beautiful. 3.Lets keep the door open.34形容詞比較級和最高級（規(guī)則變化）形容詞比較級和最高級（規(guī)則變化）1.單音節(jié)和少數(shù)雙音節(jié)形容詞比較級和最高級的構成。1）在詞尾加-er -est tall taller- tallest2)以不發(fā)音的字母e 結尾的，加-r -st nice - nicer-nicest 3)重讀閉音節(jié)以一個輔音字母結尾的，雙寫輔音

2、字母，再加-er -est (輔元輔） big - bigger-biggest 4)以輔音字母加y結尾的先將y 變?yōu)閕再加er/esthappy-happier-happiest5）多音節(jié)詞、部分雙音節(jié)詞詞前加 more/mostbeautiful-more beautiful -most beautiful5taller harder larger wider tallest hardest largest widestbigger hotter thinner fatter wetterbiggest thinnest hottest fattest wettest happier dr

3、ier earlierhappiest driest earliestnarrower cleverernarrowest cleverestmore difficult more popularmore slowly most difficult most popularmost slowly少數(shù)以少數(shù)以-er,-ow結尾的雙音節(jié)結尾的雙音節(jié)詞可加詞可加-er或或-est6old_ _ young_ _ tall_ _ long_ _ short_ strong_ _ big_ _ small_ _ fat_ thin_ _ heavy_ light_ _ nice_ beautiful_

4、_ low_ high_ _ slow_ fast_ _ 7 小練習8better bestworseworstless more mostfarther/furtherolder/elderleast farthest/furthestoldest/eldest巧記：巧記：特殊形式比較級特殊形式比較級和最高級共有和最高級共有三三對二合一對二合一壞病壞病兩多兩多并并兩好兩好little意思不是小意思不是小一分為二有兩個一分為二有兩個一是一是老老來二是來二是遠遠9不規(guī)則變化不規(guī)則變化特殊：favorite (最喜愛的) 無比較級10不規(guī)則變化不規(guī)則變化特殊：favorite (最喜愛的) 無比較

5、級11shortoldlongyoungtallslowstrongquickweaklatelarge nicefatthinhotbig beautifulinterestinggoodwellbadmanymuchlittlefar形容詞比較級和最高級練習題12形容詞比較級及最高級的句式用法歸類13heavy This box is heavier than that one.That box is heavy.14 形容詞的比較級用法比較級的使用：兩個人或事物進行比較時，用比較級。15 兩者比較，形容詞的比較級加兩者比較，形容詞的比較級加“than” Eg. Sally is tall

6、er than Ben. Sally 比比Ben高。高。 Fred is fatter than Mike. Jim is shorter than Peter. Paul is thinner than Peter. The ruler is longer than that one.16比較級常用句型17基本句式：1.A +be+ than +B182.表示兩者之間的選擇，可使用表示兩者之間的選擇，可使用“Which is+ 比較級，比較級，or?” 3.表示不及另一方時，使用表示不及另一方時，使用“l(fā)ess+原原級級+than”Which is longer, this one or t

7、hat?This park is less beautiful than that one. 194.越來越. 比較級and比較級 越來越高 越來越暖和 taller and taller warmer and warmer In spring, the days are getting longer and longer.205.The + 比較級，the + 比較級 “越，就越”The more you eat, the fatter you will become.21 原級常用句型22一樣長一樣慢一樣小一樣高興一樣紅as long asas slow asas small asas h

8、appy asas red asas+形容詞原形+as 和.一樣23 1.A +be +as+形容詞原形+as+B A和B一樣241.The ruler is as long as that one.2.The apple is as red as that one.3.I am as tall as you.25 否定否定 not as+形容詞原形形容詞原形+as “和和 不一樣不一樣” 或或 not so+形容詞原形形容詞原形+as “不及不如不及不如 Tom is not as tall as Mike.Tom is not so tall as Mike. 26This boy is

9、old enough to go to school 2.so+ 形容詞原級形容詞原級+that叢句叢句 He is so big that he cant enter the room by the door . 3. too+原級原級+ to do sth.He is too young to go to school. 4.形容詞原級形容詞原級+ enough to do sth. 27注意：比較級前的修飾詞：a little, a lot, much, even; far; still eg：He is a little taller than I.28 形容詞最高級的用法 用于用于三

10、者以上的人或事物做比較者以上的人或事物做比較291.one of the+最高級最高級+名詞復數(shù)名詞復數(shù)2.the+最高級+of (in)Lu Xun is one of the greatest 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 形容詞最高級.?30用形容詞適當形式填空1. My brother is two years_(old)than me.2. Is your si

11、ster _(young) than you? Yes,she is.3. Who is _(thin),you or Helen? -Helen is.4. Tom is as _(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 t

12、iger、the dog and the ant？31Production 小升初真槍實練（ ）1. I dont know which is _, so I ll take 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; lessBB32副詞用來說明動作或狀態(tài)的特征，副詞用來說明動作或狀態(tài)的特征，時間，地點，程度，方式等情況。時間，地點

13、，程度，方式等情況。e.g. 1.I can sing well. (good) 2.He runs slowly.( slow)3.The books here are mine4.He is out now.33副詞的構成1.本身就是副詞 how very there 等2. 形容詞+ly。如: slow-slowly; quick-quickly; quiet-quietly3. 以輔音字母加y結尾的形容詞，變y為i,再加-ly。如:busy-busily; angry-angrily; easy-easily4. 少數(shù)以不發(fā)音e結尾的形容詞，要去掉e再加-ly。例如：terrible-

14、terribly; true-truly; gentle-gently但絕大多數(shù)以e結尾的形容詞仍然直接加-ly。例如：polite-politely, wide-widely等。34副詞分類1.時間副詞：then，before 等2.地點副詞：here，there等3.方式副詞：slowly fast等4.程度副詞：very much 等5.頻率副詞：often，always ，usually，sometimes，never等6.疑問副詞：When，how等35 副詞的比較級和最高級的構成和形容副詞的比較級和最高級的構成和形容詞的比較級和最高級的構成基本相同詞的比較級和最高級的構成基本相同.

15、e.g. 形容詞記的最高級前要用定冠詞形容詞記的最高級前要用定冠詞the,副詞的最高級前可用可不用定冠詞副詞的最高級前可用可不用定冠詞the.Mount Qomolangma is the highest in the world.Jim jumped (the) highest of the all.fast-faster-fastestslowly- more slowly most slowly361.“as+副詞的原級+as “ 與.一樣Tom runs as fast as me2.”not as（so）+副詞的原級+as” 與.不一樣I dont run as fast as my

16、 classmates.3.”too+副詞原級+to do sth” 太.而不能He rides too slowly to catch up with me.4.”A+動詞+副詞比較級+than+B”I often get up earlier than my mother.5.”副詞比較級+and+副詞比較級”We can do the work better and better.371. The bread is _ than these cakes A. very delicious B. much delicious C. more delicious D. as deliciou

17、s2. Lin Tao jumped _ in the long jump in the school sports meeting A. far B. farther C. farthest D. quite far3. When they met in the hotel . They talked and laughed _A. happily B. happy C. happier D. happiestCCA38 4. In our city its _ in July ,but it is even _ in August A. hotter hottest B. hot hot

18、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. most largest 6. An elephant is _ than a tiger . A. heavy B. very heavy C. the heaviest D. heavierDCD39 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 subject is _ , physics or chemistry ? A.