1、形容词、副词的比较级与最高级一、教学目标:(1)知识目标:形容词与副词的比较与最高级的意义与用法。(2)能力目标:通过个人活动,同伴活动与小组活动,使学生掌握并熟练运用“两级”.编故事描写“动物大比拼”。(3)情感目标:通过自主学习与合作学习,使学生形成学习英语语法的兴趣,并获得一定的学习成就感。二、教学重点、难点:形容词与副词的比较与最高级的用法。三、教学流程(Teachingprocess)一.形容词与副词的比较级与最高级的变化方法如下(1) 符合规则的:情 况加 法例 词一 般 情 况直接加 -er ; -estall-taller-tallest以e结尾的词加 r ; -stnice-
2、nicer-nicest以“辅音+y”结尾的词变y为i再加-er ; -estdry-drier-driestheavy-heavier-heaviest以一个辅音字母结尾的词辅音字母双写,再加-er ; -estthin-thinner-thinnest多音节与部分双音节单词在词前加 more ; mostmore deliciousmost delicious(2)几个不规则的形容词与副词的比较级与最高级如下表:原 级比较级最高级good , wellbetterbestbad , illworseworstmany , muchmoremostlittlelessleastfarfart
3、her / furtherfarthest / furthest二形容词与副词比较级的用法级别比较程度表达方式与意义例 句备 注原级同等程度肯定形式As+原级+as(像一样)Art is as interesting as music.Play as well as you can.否定形式not + so (as) +原级+as(不如那样)English is not so difficult as science.She does not study so well as I do. 比较级不同程度(用于两者比较)比较级+than(比)Jim is older than Luky.I li
4、ke pork better than beef.比较级前面可以加much, far, even, still,a lot, a little, a bit等程度加深比较级+and+比较级(越来越)The + 比较级,the + 比较级(越, 越)He is growing taller and taller.He studies better and better.The more books she reads, the better she understand.最高级最高程度(用于三者或三者以上)The +最高级+of (in)(最)Spring is the best season
5、of the year.Lin Tao jumped (the) farthest of all.副词最高级前面的the 往往省略注意:有些形容词,如 dead, empty, round, sure, woolen 等受本身含义的限制,没有比较级。例题解析1. He is _ friends than I.A. much more B. many more C. very more D. too more解析: 后面有可数名词复数时, many的比较级形式为many more 修饰。 应选B.2. Which is the _ country, Japan or Australia? A.
6、more developed B. more developing C. most developed D. most developing解析: 两者比较用比较级, 表示发达用 developed, 而developing 是 发展中的 意思3There were _ shops in the city in 1982 than in 1990.A. little B. few C. fewer D. less解析:little 不能修饰可数名词,两者比较需用比较级, 所以应选C.4. If you are not free today, come another day _. A. too
7、 B. so C. instead D. yet 解析:instead 作副词用时意为代替,顶替, 表示前面的事情没做, 而是做了后面的事。Instead一般位于句首。应选C.5He cant tell us _, I think. A. important anything B. anything importantC. important something D. something important. 解析:不定代词与形容词联用需后置,否定句中应该用anything而不是something. 因此应选B6. The Huang River is the second _ river i
8、n our country. A. long B. longer C. longest D. the longest 解析:定冠词the+ 序数词 + 形容词最高级 表示第几大 应选C.7. The light in the office wasnt _for him to read. A. enough bright B. bright enough C. brightly D. enough brightly 解析:enough修饰名词时可前可后, 修饰形容词或副词时, 要后置。应选B.8. There was an accident at the corner. _, the girl
9、wasnt _hurt. A. luckily, badly B. luck, hardly C. Lucky, heavily D. Lucky, strongly 解析:第一空修饰全句需用副词,第二空修饰形容词hurt也要用副词, 因此选A.9. You must keep your eyes _ when you do eye exercises. A. close B. open C. closed D., opened 解析: 此处需用形容词做宾语补足语。 应选C.10. Five days has passed , but I havent finished half of the
10、 work. _, A. already B. still C. too D. yet解析:already 与 yet 都可用于现在完成时态。Already常用于肯定句, 而yet 常用与否定句。应选D.三形容词副词比较级最高级的其他用法(1)与冠词连用the 形容词原级v(复),指一类人或物the 形容词比较级,指两者中“较的”的那一个,eg. the younger of the two a/ an 形容词比较级eg. The pen is expensive. I want a cheaper one. ( a) most形容词最高级“非常”eg. a most beautiful ci
11、ty( 2 ) 相关结构1) 原级比较:肯定句 as.as., 否定句not so / as.as.2) 比较句: 比较级 than.或more (less) .than.The furniture in this shop is less beautiful than that in that shop.(注意代词that的用法)3) 比较级 and比较级 或 more and more比较级 “越来越 ”richer and richer, more and more interesting4) The more., the more.“越, 越”The more you look at
12、the picture, the better you will like it.5) 比较级than any other n. (单) (适用于范围一致时) (all) other n.(复) any n.(单) (适用于范围不一致时) He is taller than any other student / all other students in his class. any student in my class.6) 倍数表达法。A is three(four, etc.)times the size(height, length etc.)of B.A is three(fou
13、r, etc.)times as big(high, long, etc.)as B.A is three (four, etc.)times bigger(higher, longer, etc.)than B.用times 表倍数通常用于三倍以上,两倍可以用twice或double.The new building is four times the size (the height)of the old one.这座新楼比那座旧楼大三倍(高三倍)。 Asia is four times as large as Europe.亚洲比欧洲大三倍。Your school is three ti
14、mes bigger than ours.你们的学校比我们的学校大三倍。7) morethan结构,其意往往是rather than,可译为“是而不是”或颠倒词序译作“与其说是,不如说是”。That little girl is more tired than hungry. 那个小姑娘是累了而不是饿了。 She is more a mother than a wife或She is more of a mother than a wife.她是贤妻,更是良母。8) A is to B what C is to D A与B的关系就像C与D的关系 Air is to man what water
15、 is to fish. 空气 对于人类就像水与鱼的关系。9) no more than= only “只不过”,言其少not more than=at most “不多于”,“至少”,指事实。 no more than 与一样不 如单音节使用比较级形式 not morethan 不比更no less than= as much as “多达” no fewer than= as many as例:I have no more than five yuan in my pocket. 我口袋里的钱只不过5元。 I have not more than five yuan in my pocke
16、t. 我口袋里的钱不多于5元。 He is no richer than I.他与我一样穷。He is no less determined than you. 他的决心不亚于你。(no less determined than等于“其决心不亚于你”,言其大) He is not less determined than you. 他的决心不比你小。(not less determined than等于“其决心不小于”,无言其大或小的含义) 10) 最高级of/ in/ among. He is the tallest of the three/ among them/ in is class
17、.四相关词语辨析1.very 与much A)very修饰形容词、副词的原级;much修饰比较级;修饰动词用much或very much ,eg. I very like English.(),因改为:I like English very much.B) 表示状态的过去分词前用very。a very frightened boy, a very tired child .一般的情况下以-ed结尾的分词多用much、very much / greatly等修饰。如:We were greatly /much shocked by the news about Tom. C) 已转化为形容词的现
18、在分词前用very。如:very interesting / worrying / exciting D)too前用much/ far ,不用very。You are much / far / a lot too nice.另外,在too many / much, too few / little前用far。 Weve got far too many eggs and far too few egg cups. E)还有修饰词既不用very,也不用much. eg. be well worth doing, be well above the tree2. so与suchA)so that
19、与such that 的区别。so + 形容词 / 副词 + that so + 形容词 + a(n)+ 单数可数名词 + that so + many / much / little / few + 名词 + that such + a(n)+ 形容词+单数可数名词 + that such + 形容词 + 不可数名词 + that such + 形容词 + 复数名词 + that 注意: 但当little表示“小”时用such。如:These are such little boys that they cant dress t hemselves.下列so的用法是错误的:so a diff
20、icult problem, so difficult problems, so hot weather。B) some/ any/ every/ no/ each/ all/ another/ several/ few/ many/ one/ two +such+n. eg. no such word3. be too much + n. be much too+ adj. be too much for sb. 对太过分了4. cant be too +adj.= cant be +adj.+ enough “无论都不为过” You can never be careful enough.
21、= You can never be too careful.你越小心越好。练习与巩固选择最佳答案填空:1 Dont worry, sir. Im sure I can run _ to catch up with them. A. slowly enough B. enough slowly C. fast enough D. enough fast2. The text is very easy for you. There are _ new words in it. A. a few B. a little C. few D. little3. Its such an _ film t
22、hat all the students are _ in it. A. interesting; interested B. interested; interesting C. interesting; interesting D. interested; interested; interested4. Mingming got up very _,so he came to school half an hour _. A. late; lately B. lately; late C. lately; lately D. late; late5. I am _ worried abo
23、ut y parents healthy conditions. A. some times B. sometime C. sometimes D. some times6. We dont have _ every day. A. a lot of school works B. many school work C. any school works D. much school work7. -Look! How fast the two horses are running! -Oh, yes! They are nearly _. A. up and down B. slower a
24、nd slower C. more or less D. neck and neck8. _ children there are in family,_ their life will be.A. The less; the better B. The fewer; the better C. Fewer; richer D. More; poorer9. Most of the people in Guangdong are getting _. A. more and more rich B. more rich and more rich C. richer and richer D.
25、 richer and richest10. Which lesson is _, this one or that one? A. difficult B. much difficult C. more difficult D. the most difficult11. A _ accident happened at 7:30 a.m. said the policeman _.A. serious, serious B. seriously, seriously C. seriously, serious D. serious,seriously12. _ is it from our
26、 school to Lupu Bridge? A. How long B. How often C. How far D. How much13. In our city, it is _ in July, but it is even _ in August. A. hotter; hottest B. hot; hot C. hotter; hot D. hot; hotter14. This pencil is _ that one. A. so long as B. as longer as C. longer than D. not as longest as15. The sta
27、tion is two kilometers _ the hospital. A. away to B. far away C. far from D. away from16. Beijing has _ many buses that there is often a traffic jam in rush hours. A. so B. very C. too D. much17. This box is _ heavy _ I cant carry it. A. too, to B. so, that C. very, that D. too, that18. India has the second _ population in the world. A. larger B. most C. smallest D. largest19. Mary received _ many postcards at Christmas. A. so B. such C. too D. even20. The cake smells _. Please throw it away. A. good B. badly C. bad D. wellKey1-5 CCADC 6-10 DDBCC 11-15 DCDCD 16-20 ABDAC7