1、1形容词副词的比较级最高级用法及练习题一、形容词、副词的比较级和最高级的构成规则1一般单音节词和少数以-er，-ow 结尾的双音节词，比较级在后面加-er，最高级在后面加-est；（1）单音节词如：smallsmallersmallest short shortershortest talltaller tallest greatgreater greatest（2）双音节词如：clevercleverercleverest narrownarrowernarrowest 2以不发音 e 结尾的单音节词，比较在原级后加-r，最高级在原级后加-st；如：large largerlargest n
2、ice nicer nicest ableablerablest3在重读闭音节（即：辅音元音辅音）中，先双写末尾的辅音字母，比较级加-er，最高级加-est；如：bigbiggerbiggest hot hotterhottest fatfatterfattest4以“辅音字母y”结尾的双音节词， 把 y 改为 i，比较级加-er，最高级加-est；如：easyeasiereasiest heavyheavierheaviest busy busier busiest happyhappierhappiest5其他双音节词和多音节词，比较级在前面加 more，最高级在前面加 most；如：be
3、autiful more beautiful most beautifuldifferentmore differentmost different easilymore easilymost easily2注意：（1）形容词最高级前通常必须用定冠词 the，副词最高级前可不用。例句： The Sahara is the biggest desert in the world. （2） 形容词 most 前面没有 the，不表示最高级的含义，只表示“非常“。 It is a most important problem. =It is a very important problem. 6有少
4、数形容词、副词的比较级和最高级是不规则的，必须熟记。如：goodbetterbest wellbetterbestbad worseworst illworseworstoldolder/elderoldest/eldest many/muchmoremost little lessleast far further/farther furthest/farthest二、形容词、副词的比较级和最高级的用法1 “A + be +形容词比较级 + than + B” 意思为“A 比 B 更” 。如：This tree is taller than that one. 这棵树比那棵树高。 注意： 在
5、含有连词 than 的比较级中，前后的比较对象必须是同一范畴，即同类事物之间的比较。 在比较级前面使用 much，表示程度程度“强得多” 。如：A watermelon is much bigger than an apple. very, quite 一般只能修饰原级，不能修饰比较级。 2 “比较级 + and + 比较级”或“more and more +原级”表示“越来越”3如：It becomes warmer and warmer when spring comes. 春天来了，天气变得越来越暖和了。It is getting cooler and cooler.天气越来越凉爽。Th
6、e wind became more and more heavily.风变得越来越大。Our school is becoming more and more beautiful. 我们的学校变得越来越美丽。3在含有 or 的选择疑问句中，如果有两者供选择，前面的形容词要用比较级形式。如：Who is taller,Tim or Tom? 谁更高，Tim 还是 Tom?4. “the +比较级, the+ 比较级” ，表示“越越” 。The more money you make, the more you spend.钱你赚得越多，花得越多。The sooner，the better. 越
7、快越好。5. 表示倍数的比较级用法：. A is times the size /height/length/width of B. 如：The new building is three times the height of the old one.这座新楼比那座旧楼高三倍。(新楼是旧楼的四倍高). A is times as big /high/long/wide/large as B.如：Asia is four times as large as Europe.亚洲是欧洲的四倍大。(亚洲比欧洲大三倍). A is times larger /higher/longer/wider t
8、han B.4如：Our school is twice bigger than yours.我们学校比你们学校大两倍。6.形容词、副词的最高级形式主要用来表示三者或三者以上人或事物的比较，表示“最”的意思。句子中有表示范围的词或短语。如：of the three, in our class 等等。如：He is the tallest in our class. 他在我们班里是最高的。7.“否定词语+比较级“，“ 否定词语+ so as“结构表示最高级含义。 Nothing is so easy as this. =Nothing is easier than this. =This is
9、the easiest thing.8. 比较级与最高级的转换： Mike is the most intelligent in his class. Mike is more intelligent than any other student in his class7.修饰比较级和最高级的词1）可修饰比较级的词.a bit, a little, rather, much, far, by far, many, a lot, lots, a great deal, any, still, even 等。 . 还可以用表示倍数的词或度量名词作修饰语。 . 以上词(除 by far)外，必须置
10、于比较级形容词或副词的前面。 注意： 使用最高级要注意将主语包括在比较范围内。 (错) Tom is the tallest of his three brothers. (对) Tom is the tallest of the three brothers. 2)下列词可修饰最高级：by far, far, much, mostly, almost。 5This hat is nearly / almost the biggest. 注意： a. very 可修饰最高级，但位置与 much 不同。 This is the very best. This is much the best.
11、b. 序数词通常只修饰最高级。 Africa is the second largest continent. 8.要避免重复使用比较级。 (错) He is more cleverer than his brother. (对) He is more clever than his brother. (对) He is cleverer than his brother. 9.要避免将主语含在比较对象中。 (错) China is larger that any country in Asia. (对) China is larger than any other country in As
12、ia. 10.要注意对应句型，遵循前后一致的原则。 The population of Shanghai is larger than that of Beijing. It is easier to make a plan than to carry it out. 11.要注意冠词的使用，后有名词的时候，前面才有可能有名词。 比较：Which is larger, Canada or Australia? Which is the larger country, Canada or Australia? She is taller than her two sisters. She is
13、the taller of the two sisters. 三.典型例题 1） - Are you feeling _? 6- Yes，Im fine now. A. any well B. any better C. quite good D. quite better 答案：B. any 可修饰比较级，quite 修饰原级，well 的比较级为 better. 2）The experiment was_ easier than we had expected. A. more B. much more C. much D. more much 答案：C. much 可修饰比较级，因此 B
14、，C 都说得通，但 easier 本身已是比较级，不需 more，因此 C 为正确答案。 3）If there were no examinations, we should have _ at school. A. the happiest time B. a more happier time C. much happiest time D. a much happier time 答案：D。 比较级和最高级的用法1.两者相比（甲=乙） ，用“as+原级+as”表示Tom is as tall as Mike.2.两者相比（甲 乙） ，用“not as(so) + 原级+as ”或“les
15、s than”表示I didnt do my homework so(as) carefully as you.The picture is less attractive than that one.3.两者相比（甲乙） ，用“比较级+than”表示Our city is more beautiful than any other city in our country.注意：1) 为了避免重复，在从句中常用 one, that, those 等词来代替前面提过的名词。7The weather here is warmer than that of Shanghai.The radios m
16、ade in our factory are better than those in your factory.2)比较等级应注意避免和包括自己的对象比。比较级+than+ any other + 单数名词all the other + 复数名词anyone elseany of the other + 复数名词 3）如果形容词作定语修饰一个单数可数名词，一般将不定冠词 a/an 放在形容词之后。Our neighbour has _ ours.A. as a big house as B. as big a house asC. the same big house asD. house
17、the same big as4）比较级前一般不用冠词，但若表示“两者中较时” 。比较级前要加定冠词。若比较级后有名词，常在比较级前加不定冠词，表示泛指。E.g. 他是两者中较高的一个He is the taller of the two.她唱得真动听！我可从未听过比这更好的嗓音了。How beautifully she sings! I have never heard a better voice.4. 三者或三者以上相比，表示最高级时，用“the +最高级”的结构表示，这种句式一般常有表示比较范围的介词短语。Zhang Hua is the tallest of the three.8H
18、e works (the) hardest in his class.That was the least exciting football game Ive ever watched.This hotel is the most comfortable Ive ever stayed.注意：当最高级的前面无限定词 the 或有不定冠词 a/an 时，仅表示“很，非常”Monday is my busiest day.星期一是我很忙的一天。Qingdao is a most (very) beautiful coastal city.青岛是一个非常美丽的海滨城市。比较级的一些其他用法1 倍数
19、表示方法 a)倍数+as+形容词/副词原级+ asb)倍数+ 形容词/副词比较级 +thanc)倍数+ the + n. + ofThis rope is three times longer than that one.This rope is three times as long as that one.This rope is three times the length of that one.2 用形容词比较级的否定形式，从反面来表示最高级，通常译为“没有比更”No other book has a greater effect on my life.没有哪一本书比这本书对我的影响
20、更大的了。=This book has the greatest effect on my life.考例： Go for a picnic this weekend, OK?-_. I love getting close to nature.9A.I couldnt agree more B. Im afraid not.C.I believe not D.I dont think so.3 more and more 越来越 Our city is getting bigger and bigger.Our city is getting more and more beautiful.
21、4 the more the more 越 就越 The more you study, the more you know.The busier the old man is, the happier he feels.The more intelligent students are, the more quickly they understand ideas.5 可用下列词来修饰形容词的比较级much a lot slightly a little almost far a bit still形容词、副词（原级、比较级和最高级）练习A 部分I 用适当形式填空：1. Bob is _ (
22、young) than Fred but _ (tall) than Fred. 2. Ying Tian is not as _ (tall) as Yong Xian. 3. Almost all the students faces are the same but Li Deming looks _ (fat) than before the holidays, 4.Which is _ (heavy),a hen or a chicken? 5.- How _ (tall) is Sally? - She s 1.55 metres _ (tall). What about Xiao
23、ling? She s only 1.40 metres _(tall). She is much _ (short) than Sally. She is also the _ (short) girl in the class. 6. He is _ (bad) at learning maths. He is much _ (bad) at Chinese and he is the _ (bad) at English. 7. Annie says Sally is the _ (kind) person in the world. 8. He is one of the_(frien
24、dly) people in the class, I think. 9. A dictionary is much _ (expensive) than a story-book.10. An orange is a little _ (big) than an apple, but much _ (small) than a watermelon.11. The Changjiang River is the _ (long) river in China.12. Sue is a little _ (beautiful) than her sister.13. My room is no
25、t as _ (big) as my brother s.1014.-How difficult is physics? -I m not sure. - Is it _ (difficult) than maths? - I dont think so.15.Annie plays the piano very _ (well). Sue plays it _ (well) than Annie. And Sally plays it the _ (well).16. Saturday is my _ (busy) day in a week.17. Her mother is gettin
26、g _(fat) and _ (fat).18. I think its too expensive. Id like a _ (cheap) one.19. He comes to school much _ (early) than I. 20.This book is not as _ (interesting) as that one. 21. Your classroom is _(wide) and _(bright) than ours. 22. Practise as _ (much) as you can. 23. The _ (much), the _ (good). 24
27、. Nowadays English is _( important ) than any other subject, 1 think. 25. Most of the students think a lion is much _(dangerous) than a bear and it is the _ (dangerous) animal in the world. II 改错：1. He is as taller as I am.2. She is a little thiner than she looks. 3. Bob is heavier than any other bo
28、ys in the class.4.The girls study the better than the boy. 5. It is one of the most interesting book than I have ever read. 6. He says Mary is most friendliest person in the class.7. Which city is most beautiful, Beijing or Guangzhou?8. Jack works hard. Mike works very harder than Jack.9. London is
29、the bigger city in Britain.10.Bob plays football badly but Fred plays football much badlier than Bob.III 完成句子：1 她看起来不如玛丽年轻。 She doesnt look _ _ _ Mary.2.杰克的父亲比母亲大一岁。Jacks father is _ _ _ than her mother.3.我们的教室比他们的明亮得多。Our classroom is _ _ than theirs.4.当心！这条路越来越危险。Look out! The mad is becoming _ an
30、d _ _.5.你喜欢哪种动物，猫还是狗？ Which animal do you like _, a cat or a dog?单项选择1.This box is_ that one. A. heavy than B. so heavy than C. heavier as D. as heavy as 2. When we speak to people, we should be _.A. as polite as possible B. as polite as possibly C. as politely as possible D. as politely as possibly
31、3. This book is_ that one, but_ than that one.A. as difficult as; expensive B. as more difficult as; more expensiveC. as difficult as; more expensive D. more difficult as; as expensive 4. I think the story is not so _ as that one. A. interesting B. interested C. more interesting D. most interesting
32、5. His father began to work_ he was seven years old. A. as old as B. as early as C. since D. while6. I think science is _ than Japanese. A. much important B. important C. much more important D. more much important7. This pencil is_ than that one. A. longest B. long C. longer D. as long 8. My mother
33、is no _ young. A. shorter B. longer C. little D. few 9. These children are _ this year than they were last year.A. more tall B. more taller C. very taller D. much taller10. It was very hot yesterday, but it is_ today. A. even hotter B. more hotter C. much more hot D. much hot 11. Mrs. Black has got_ instead of getting any better.A. more bad B. a little worse C. much badly D. a lot of worse
