上海版牛津英语初中9A Chapter1 语法解析：形容词的比较级和最高级

1、牛津英语9a chapter1 语法解析：形容词的比较级和最高级a 变化形式：形容词的比较和最高级的构成分为规则变化和不规则变化。规则变化：词类构成方法原级比较级最高级单音节词和少数双音节词一般在词尾加-er或-esthard, greatharder, greaterhardest,greatest以字母e结尾的只加-r或-stnice, large,bravenicer, larger,bravernicest,largest,bravest重读闭音节词只有一个辅音字母结尾时，应先双写该辅音字母，再加-er或-estwet, fat, thinwetter, fatter,thinnerw

2、ettest, fattest, thinnest以“辅音字母+y”结尾的词，先改y为i，再加-er或-estheavy, easy, healthyheavier, easier, healthierheaviest,easiest,healthiest多音节词和大部分双音节词在形容词前加more 或mostpolite, exciting, popular, interestingmore polite, more exciting, more popular, more interestingmost polite,most exciting, most popular, most in

3、teresting不规则变化：原级比较级最高级good/wellbetterbestbad/ill/badlyworseworstmany/muchmoremostlittlelessleastfarfartherfarthest（距离远近）furtherfurthest（程度大小）oldolderoldest (新旧，长幼)eldereldest（长幼顺序）b 常用句型：1. 两者相比，表示“a比b更”，用“形容词比较级+than”结构。e.g. she is younger than i.她比我年轻。2. 表示“越来越”，用“比较级+and+比较级”结构。e.g.when spring c

4、omes, the days are getting longer and longer.春天到来时，白天变得越来越长了。3. 表示“越就越”，用“the+比较级，the+比较级”结构。e.g.the more you read, the more knowledge you will get.你看的书越多，获得的知识就越多。4. 问“哪一个较”时，用句型“which（指物）is+比较级，a or b?”或“who（指人）is+比较级，a or b?”。e.g.which is more difficult, english or chinese?哪科难些，英语还是汉语？5. the+形容词最

5、高级（+名词）+介词短语in/of。e.g.he is the tallest student in our school.他是我们学校最高的学生。【注】（1）形容词最高级前一般要加定冠词the。 （2）of 和 in 构成的介词短语说明比较的范围：“of+复数名词”意为“之中”；“in+地点或范围”意为“在之内”。e.g.this is one of the most interesting films in china.这是中国最有趣的电影之一。随讲随练一 写出下列形容词的比较级和最高级。1. red_2. busy_3. good_4. bad_5. far_6. few_7. impo

6、rtant_8. large_9. clear_10. beautiful_11. old_12. thin_二 单项填空。( )13.this picture is_ than that one.a.much beautiful b.very beautifulc.beautiful d.more beautiful( )14.what kind of sports does he like _, basketball, football,_ volleyball?a.better; and b.much; and c.best; or d.more; or( ) 15.peter is _

7、than his uncle.a.more fatter b.fatter c.fat d.fattestkeys: 1. redder, reddest 2 .busier, busiest 3. better, best 4. worse, worst5. farther/further, farthest/furthest 6. fewer, fewest 7. more important, most important 8. larger, largest 9. clearer, clearest 10. more beautiful, most beautiful 11. olde

8、r/elder, oldest/eldest 12. thinner, thinnest 13-15 dcb牛津英语9a chapter1 语法专练 (八)一、写出下列形容词或副词的比较级和最高级1 .good _ _ 2. thin _ _ 3.badly _ _ 4. ill _ _ 5. busy _ _ 6. slowly _ _7. important _ _ 8. terrible _ _9. fine _ _ 10. far _ _ 11. little _ _ 12. many _ _二、用所给的词的适当形式填空1.she cried _and _ (hard)2.lucy p

9、lays the piano _ (wonderful) than kate.3.lily was _ill yesterday. (terrible)4.please speak a bit _ (loud) so that we can hear you.5.be _to cross the road. (care)6.among the subjects, i like english _ (well)7.which film is _(interest) film of all.8.that is _ of all. (easy)9.the sun is _than the moon.

10、 (large)10.we cant play in the open air because it is raining _.(heavy)11.the weather in hong kong is _ (hot) than that in shanghai.12.the young man was very poor. he could not buy the _ (expensive ) things in the university.13.as we all know, january may be the _ (cold ) month in a year.14.would yo

11、u please speak a little _ (loud )?15.we must do _ (many ) with less money.三、完成句子1.我母亲和他母亲一样苍老_2.我想你不如我跑的快。_3.黄河是我国最长的河流之一。_4.他越来越认真了。_5.俄语比英语难多了。_四、单项选择( )1.which is _lesson five or lesson six.a. interesting b. more interesting c. most interesting d. the most interesting( )2. sorry, i cant answer yo

12、ur question. i know_ about the news.a. a little b. little c. few d. a few( )3. “ive got an a for my history,” judy said_a. sadly b. sad c. happy d. happily( )4. i think the song in the film” titanic” is one of the _film songs.a. the most beautiful b. most beautiful c. much more beautiful d. a beauti

13、ful( )5. jim works as _as zhang hua.a. careful b. carefully c. more careful d. most carefully( )6. can you _speak to a person in old clothes?a. kind b. kindly c. polite d. friendly( )7. just a moment, please! ill finish in _five minutes.a. another b. other c. more d. less( )8. who jumped _of all in

14、the long jump?a. longest b. longer c. farther d. farthest( )9. my sister isnt _ maths.a. good for b. well in c. good at d. best at( )10.of all the shoes in your shop, is this pair _one?a. very good b. much better c. a cheaper d. the cheapest( )11.jack didnt run _ to catch up with the other runners.a

15、. fast enough b. quick enough c. enough slow d. slowly enough( )12.india has the second _population in the world.a. most c. largest c. least d. smallest( )13.we have _milk for the baby. youd better go and buy some.a. little b. a little c. few d. a few( )14.jim has _friends here. so he often feels lo

16、nely.a. a little b. little c. a few d. few( )15.lucy has made quite _friends since she came here. she is very happy.a. few b. little c. a few d. a little( )16.i think football is _basketball in america.a. more popular b. so popular as c. as popular as d. less popular( )17.shanghai is the _of all the

17、 cities in china.a. large b. larger c. largest d. most large( )18.the population of xian is _ than that of shanghai.a. smaller b. fewer c. more d. larger( )19.jim is _ of the two.a. taller b. the taller c. tallest d. the tallest( )20.he is two years _ than i.a. elder b. smaller c. younger d. less( )

18、21.who is _of you three?a. the oldest b. much older c. oldest d. older( )22.it takes _time to go there by plane than by train.a. little b. less c. few d. fewer( )23.she isnt so _at maths as you are.a. well b. good c. better d. best( )24.he made the _mistakes in the test.a. less b. least c. fewer d.

19、fewest( )25.you know_ about it than jim does.a. even little b. even less c. more little d. more less五、同义句改写1. lucy is 14 years old. lily is 14 years old, too.lucy is _ _ _lily.2. tom is 15 years old. bill is 11 years old.tom is _ _ _ _bill.3. i draw better than my sister.my sister _ draw _ _ _ i.4.

20、the nile is the longest river in the world.the nile is _ _ _ _ _in the world._ of the _is _ _ the nile in the world.5. i think english is more interesting than chinese. i dont think chinese is _ _ _ english. i think chinese is _ _ _ english.试题答案：一1. better / best 2. thinner / thinnest 3. worse /worst 4. worse / worst 6. busier / busiest 6. more slowly / most slowly 7. more important/most important 8. more terrible/ most terrible 9. finer/ finest 10. farther/ farthest 11. less/ least 12. more/ most二1. harder/har