形容詞比較級(jí)和最高級(jí)

1、形容詞1、形容詞表示某一事物或人的特征，副詞表示某一動(dòng)作的特征。形容詞和副詞有三種形式：原形、比較級(jí)、最高級(jí)。比較級(jí)： +er、more +； 最高級(jí)：the +est most兩個(gè)重要特征：asas中間一定用原形，than的前面一定要+er。2. 形容詞、副詞比較級(jí)和最高級(jí)有規(guī)則變化和不規(guī)則變化1）規(guī)則變化構(gòu)成方法原級(jí)比較級(jí)最咼級(jí)單音節(jié)詞和 少數(shù)多音節(jié) 詞一般在詞尾加-er/?/或-est/ist/coldfast以字母e結(jié)尾的形容詞，力卩-r或-estn icelarge重讀閉音節(jié)詞只有一個(gè)輔音字母 時(shí)，應(yīng)先雙寫輔音字母；再加-er 或-estbighot以輔音字母+y”結(jié)尾的雙音節(jié) 詞，

2、先改“ +y”尾的雙音節(jié)詞， 先改“y為“ i再加-er或-esteasyearly多音節(jié)詞和 部分雙音節(jié) 詞在詞前力卩 more或 mosttiredeasily2）不規(guī)則變化:原級(jí)比較級(jí)最咼級(jí)many / muchlittle / fewgood/wellbad/illfarold（表新舊）（表兄弟姊妹之間的長(zhǎng)幼）3）比較級(jí)前的修飾詞：much, even甚至，（by） far大大地，a little有點(diǎn)，a bit有點(diǎn),still, yet, alot 很,非常常考知識(shí)點(diǎn)一：形容詞的比較級(jí)和最高級(jí)的構(gòu)成(1) .以不發(fā)音的e結(jié)尾，直接加-r或-st:ni ce ni cer ni ces

3、tlarge larger largest(2) .以輔字母+y結(jié)尾的，變y為i，再加-er或-est:easy easie easiesthapphappier happiest(3) .以輔元輔”結(jié)尾的，雙寫末尾字母，再加-er或-est: big bigger biggest常見的還有：thin, fat, wet, red, sadhot hotter hottest(4) . 不規(guī)貝U變化：good better bestmany/muc more most(好壞多少遠(yuǎn)老)badworse worstlittle少)less leastfar farther/further fart

4、hest/furthestolc older/elder oldest/eldest(5) . 其他較短的單詞，直接在詞尾加-er或-es。smallsmaller short shorter(6) . 對(duì)于較長(zhǎng)的單詞，在其前力卩 more, most即可。popular more popular themost populardelicious more delicious the most delicious【中考題】 1. This T-shirt is not large eno ugh. Please show me aone.A. large B. larger C. larges

5、t2. She is the _ (good) student in her class.注意：下列詞為易錯(cuò)，few fewer new newer newest clevecleverer tired moretiredplease more pleased?？贾R(shí)點(diǎn)二：含有比較級(jí)的句型結(jié)構(gòu)1) A is .than B: A 比 B 更.The earth is bigger than the moon.2) A do sth .than B: A比 B 更. He works harder than us.【中考題】China has become much(strong)than be

6、fore. We are proudof her.3) Which/ Who is ., A or B? “A和 B 哪個(gè)/誰(shuí)更.? ”4) . and .越 越來(lái)越.”When spri ng comes, the days are gett in bpnger and longer5) more and more. 越來(lái)越.”The song is beco ming more and more popular.【中考題】Many people prefer travel by plane. They think a plane is faster and (safe)tha n a tr

7、ain.6) the.,the.越就越”The busier he is, the happier he feels.The more you have, the more you want.【中考題】-Can you tell me why you learn English so well?-It s very simple.you work,grades you will get.A. The harder, the best B. The hard, the betterC. Harder, Better D. The harder, the better常考知識(shí)點(diǎn)三：比較級(jí)的修飾語(yǔ)當(dāng)

8、強(qiáng)調(diào)比較級(jí)的程度時(shí)，可以在形容詞(或副詞)的前面使用much, a little, a lot, even, still 等。注意：quiet, so, very, eno ugh這些詞后面不能接比較級(jí)。只能接原級(jí)。It is much colder today tha n yesterday._ My apple is a little bigger than yours.【中考題】The first computers were built in the 1940s. They were eve n (big)tha n cars.使用形容詞比較級(jí)時(shí)的三個(gè)注意事項(xiàng)(易錯(cuò)點(diǎn))：1) 比較的對(duì)

9、象前后要保持一致。(V)The population of Shanghai is larger thahat of Beijing.()Thexpopulation of Shanghai is larger than Beijing.2) 避免將主語(yǔ)包含在比較對(duì)象中。(V )Ch ina is bigger tha n any country in Africa.()China is bigger than any other country in Africa.3) 避免重復(fù)使用比較級(jí)：(V)He is cleverer than his brother.()He is more cle

10、vererthan his brother.【中考題】 Tom is(tall)than any other players in the school team.A. tall B. taller C. tallest D. more taller常考知識(shí)點(diǎn)四：形容詞最高級(jí)的用法形容詞最高級(jí)用于三者及以上的比較，表示在 一定范圍內(nèi) 最.。范圍通常用 in/of/amon g.來(lái)表達(dá)。形容詞的?？季湫停?）A is the. in . He is the tallest in his class.或 A is the. of . He is the tallest of the three b

11、oys.或 A is the. among . He is the tallest among the three boys.【中考題】 Breakfast ismeal of the day. It provides us with energy after along ni ght without food.A. importa nt B. more importa nt C. the most importa nt D. very importa nt2）A is one of the最高級(jí)+復(fù)數(shù)名詞 A是最.的之一。Jay Chou is one of the most popular

12、 sin gers in Taiwa n.China is one of the largest countries in the world.【中考題】-What do you think of the film you saw yesterday?-Oh! It s one offilms I ve ever seen.A. i nteresti ngB. more in terest ing C. most in teresti ng D. the most in teresti ng3）A isthe first最高級(jí)+復(fù)數(shù)名詞 A是第一最的.The Chan gjia ng Rive

13、r is the first Ion gest river in our coun try.【中考題】印度是世界上第二人口大國(guó)。In dia has the populati on in the world.4）Which/Who is the., A, B or C? A, B和 C,哪個(gè) /誰(shuí)最.?Which is the biggest, the sun, the earth or the moon?Who is the thi nn est, Kate, Tom or Mike?Step 5:【課堂訓(xùn)練】一、單項(xiàng)選擇1. -Li Lei is at Science.-But I thi

14、nk I can do than him. （2011 中考）A.good;better B.better;best C.best;good D.good;the best2 .Why do n t you like win ter in Beiji ng? （201沖考）Because it iswin ter in Guan gzhou.A. as cold as B. much colder tha n C. not so cold as D. not colder tha n3、 What should we do now, Mr. Clark? （2013 年黃岡，35）Please

15、 turn to Pageand look at thepicture.A. Twelve; fifth B. Twelfth; fifth C. Twelve; five D. Twelfth; five4、 How was your weekend? （ 2012 年廣州，29）Great! It was my grandfather sbirthday. We enjoyed ourselves.A. seve ntyB. seve ntiethC. the seve ntiethD. seve ntee nth5、 Three students ran faster than Lily

16、 in the race. Lily was.(201年佛山，34)A. the fourthB. fourC. the thirdD. three6、 Is Beijing a city with a long history? (2012 年湛江，23)Of course. And after the Olympic Games, _ people came to Beijing for a visit duri ng the vacati on.A. thousa nds ofB. thousa ndC. five thousa ndsD. five thousa nd of二、用所給詞

17、的適當(dāng)形式填空。1、She will be much(happy) in her new house.2、Of the two girls, I find Lucy the(clever).3、-How(tall) is Sally?-She s 1.55 meters(ta What about Xiaoling ?-She s only 1.40 meters(tall). She is much(short) than Sally.She is also the(short) girl in the class.4、She is one of the(friendly) people i

18、n the class, I think.5、Which is(heavy), a hen or a chicken?6、The(much), the(good).7、 Your classroom is(wide) and(bright) than ours.8、My sister is two years(old) than me.9、 John s parents have 3 sons, and John is the(yochigj.10、The cheapest bag is not always the(bad) one.11、Which officer chair is(exp

19、ensive), the red one or the black one?12、Tom has(good) marks in English than Alice.13、Beijing is the(big) city in China.14、 Who has(many) stamps, Jim, Helen or Mary?二、根據(jù)中文提示完成下列句子。1. 今天比昨天熱多了。It is muchtodayit was yesterday.2. 我的書包比她的書包重。My bag ishers.3. 你們班上誰(shuí)最受歡迎?Who isstude nt in your class?4. 我們用

20、更低的價(jià)錢買到了電腦，比預(yù)期中的要幸運(yùn)。We bought the computer at aand we weretha n weexpected.Step 6:課后作業(yè)一、用所給詞的適當(dāng)形式填空。1. Thank you for(help) me!2. She went to see a film without(tell) her pare nts.3. Every day he spe nds an hour(practise) the pia no.4. Miss Smith told me how(use) a dictio nary.5. The little boy used(

21、be) a bad stude nt. But he studies well now.6. We can use computers(search) the In ternet.7. The big dog can do many things like(catch) thieves.8. The little girl is good at(play) the pia no.9. Are you able(fini sh) your homework in an hour.10. This computer was(make) in China.二、完型填空。Computers are v

22、ery useful and helpful today. We middle school stude nts like computers very much. Some _1use them to play computer games, while someuse them to _2useful in formati on.My father bought a _3as a birthday prese nt for me last year. It became mybest friend. Id like to_4on the computer as soon as I got

23、back home. Atweeke nds, I ofte n played games _5with my frie nds. I made a lot of frie nds onthe Intern et. But my eyesight became _6, and I was un able to _7myhomework without my glasses. My father took away the computer. He told me that Ishould _8my eyes.The computer is _9used no wadays. It can no

24、t only help us work, but also offerus all kinds of games. But if we spend too much time10in front of thecomputer, it will do harm to our health. We should make good use of it.)1. A. stude nts B. teachers C. doctors D. workers)2. A. look at B. look after C. look up D. look to)3. A. machi ne B. bookC.

25、 toyD. computer)4. A. sta nd B. playC. take D. jump)5. A. in line B. on li neC. with line D. out of line)6. A. better and betterB. brighter and brighterC. stro nger and stro ngerD. worse and worse)7. A. cutB. fin ish C. kill D. say)8. A. get along well with B. take care of)9. A. loudly B. widely C.

26、n arrowly)10. A. sitt ing B. sleep ing C. eat ing三、閱讀理解。C. lear n about D. be in terested inD. quietlyD. singingIs the American class different from ours? Lets learn about it together!Be on time! They think it is impolite to be late in America. If you come late, besure to en ter quietly. You dont n

27、eed to knock at the door before you go into theclassroom.If the teacher asks a question, you should give an answer. If you dont understandthe questi on, you should raise your hand and ask the teacher to repeat the questi on .Ifyou dont know the answer, it is all right to tell the teacher that you do

28、nt know it.Copying another students test paper is never acceptab可接受的).They call itcheat ing. At most schools in America, they kick out the stude nts who cheat.In America, you should use Mr, Miss, Ms or Mrs before your teachers last name, no t teacher.Before going into a teachers office, you should k

29、nock at the door first. Knock first, and the n wait.()1. Whe n the teacher asks a questi on, you should.A. give an an swer B. raise your hand C. repeat the questi on D. know the an swer()2. Youbefore you go into the classroom if you are late.A. n eed to knock at the door B. dont n eed to knock at th

30、e doorC. n eed to be in vited in D. dont n eed to come in()3. What do the un derli ned words kick out mean?A. Ask some one to do much homework. B. Make some one leave the school.C. Make some one come into the school. D. Ask some on es pare nts to go to the school.()4. If a teachers n ame is Tim Gree n, stude nts should call him.A. Tim B. Mr Tim C. Green D. Mr Green()5. Which of the follow is NOT true according to the passage?A. You may copy ano ther stude nts test paper.B. If