原级（同级）比较：as……as……、not as(so)……as……1、We’ll give you as much help as we can.2、She isn’t as(so)active in sports as before.（1）“A……+as+形容词原级+as+B”1、He is as tall as me. 他和我一样高。

2、English is as interesting as Chinese. 英文和中文一样有趣。

3、You’re a boy as good as Tom.=You’re as good a boy as Tom. 你和汤姆是一样好的孩子。

（2）否定句中的结构：“A…not+as/so+形容词原级+as+B”1、It is not as/so good as what you said. 那没有你说的那么好。

一、形容词比较级的用法:形容词的比较级用于两个人或事物的比较,其结构形式如下主语+谓语(系动词)+ 形容词比较级+than+ 对比成分。

1、Lily’s room is bigger than mine.2、The weather in Beijing is colder than that in Hainan.否定用not+比较级+than 或less than1、This question is less difficult than that one.2、This question is not more difficult than that one.(注意从句常常省去意义上和主句相同的部分, 而只剩下对比的成分。

)练习：1、Our teacher is we are. 我们老师的个子比我们的高。

2、It is today than it was yesterday. 今天的天气比昨天暖和。

3、This picture is than that one. 这张照片比那张照片漂亮。

4、This meeting is than that one. 这次会议不如那次会议重要。

5、The sun is than the moon. 太阳比月亮大得多。

表示两者之间比……更……，可用状语a little、a bit、a lot、a great deal、much、even、still、far、rather、any等修饰1、He made much fewer mistakes than I did2、He is even richer than I.表示两者之间进行选择“哪一个更.....”时，用句型“which/who is +形容词的比较级，A or B? ”表示。

1、Who is taller,Li Ming or Wang Tao?如果在两者之间表示“最……”时要在比较级前加the，而且还用of the two, of the pair短语1、John is the clever of the two boys.2、Of the two boys, John is the clever.表示“越来越.......”,用比较级重叠结构，即“比较级+and+比较级”，当形容词为多音节词或部分双音节词时，用“more and more +形容词原级。

”1、It’s getting warmer and warmer in spring.2、The task is more and more difficult.表示“越.....越......”时，用“the +比较级，the +比较级”。

1、The more,the better.2、The sooner,the better.二、形容词最高级的用法:形容词最高级用于两个以上的人和物进行比较,表示“最……”，形容词最高级前必须加the, 副词最高级前常省略the，后面多用of……、in……短语表示范围其结构形式为如下主语+谓语(系动词)+the+形容词最高级+名词+表示范围的短语或从句。

1、It was the most/least interesting story I have ever listened.2、He is the tallest of the three.练习：1、She is student in her class. 她是班上最好的学生。

2、Shanghai is one of cities in China. 上海是中国最大城市之一。

3、This is apple I have ever met. 这是我见到的最大的苹果。

4、Tom is boy in his basketball team. 汤姆是他们篮球队中个子最高的孩子。

表示三或三者以上的人或物中进行选择“哪一个最....”时，用句型“which/who is +the +最高级，A ，Bor C? ”表示。

1、Which city is the most beautifu l,Beijing,Shanghai or Fuzhou?表示“最.....的.....之一”时，用“one of the +形容词最高级”结构，该形容词后用复数形式。

1、Zhou Jielun is one of the most popular singer s.形容词最高级前可以加序数词，表示“第几最........”.1、The Yellow River is the second longest river in China.被物主代词,指示代词，名词所有格修饰时，前边不再加the1、China's biggest city is Shanghai.2、Fishing is his latest hobby.形容词的比较等级构成方式:多音节adj在原形前加more,最高级加mostRemember→→1.一般单音节adj 的比较级多在原形上加-er,最高级加-est.原级small beautiful popular比较级最高级2.辅音字母加y结尾时去y变er/est.friendly→→3. 以不发音的e结尾时加r/st.fine→→4. 重读闭音节结尾的词,如末尾是一个辅音字母,双写这个辅音字母,再加-er/est.big→→5.不规则adj的比较级与最高级如下:原级比较级最高级good better best 、bad worse worst 、many/much more most 、old older/elder oldest/oldest 、little less least2、不规则变化：good, well; bad, badly, ill; much, many; little; far; old;注：只有少数形容词和副词有两种比较级和最高级形式：clever ,old, fartoo……to与so……that sb.can’t……的句型转换：前者为简单句，主语只有一个，而后者为复合句，主语有两个，试比较：1、The man was too angry to be able to speak. The man was so angry that he wasn’t able tospeak.2、The milk was too hot to drink. The milk was so hot that we can’t drink it. too……to……与not enough to 句型的转换：He is too young to get married.=He is not old enough to get married.The book is too difficult for me to read.= The book is not easy enough for me to read.3、形容词原级表示比较级含义：John is not so stupid as Mike.John is less stupid than Mike.John is cleverer than Mike. 约翰不象迈克那么苯。

4、用比较级表示最高级：John is taller than any other boy in the class.John is the tallest boy in the class.John is taller than:any other boy. any of the other boy. all the other boy. any of the others. any one else. 约翰是班里最高的男生。

5、the more……the more……表示“越……越……”:The more books you read, the wider your knowledge is.The more food you eat, the fatter you are.6、more and more….表示“越来……越……”:More and more students realized the importance of a foreign language.Our country is getting stronger and stronger.7.倍数表达法：1、A is 倍数as +原级+ as BAsia is four times as large as Europe.2、A is 倍数+ 比较级+than + BAsia is three times larger than Europe.3、A is 倍数+ 名词+ of B常见名词：the size/weight/height/width/lengthThe table is twice the length of the desk.4、A is 倍数+ what从句The production is now three times what it was three years ago.练习：1. 写出以下各形容词的比较级和最高级：1. nice ______________________2. fat ____________________3. slow _____________________4. dry ____________________5. happy ____________________6. wet ____________________7. much ____________________ 8. ill _____________________9. little _____________________ 10. bad ___________________11. thin ______________________ 12. far ____________________13. early _____________________ 14. careful_________________15. exciting ___________________ 16. busy __________________2. 根据句意，用所括号内所级形容词的比较等级形式填空：1. Mr. Smith is _________ man in this office. (rich)2. Winter is _________ season of the years. (cold)3. This radio is not so ________ as that one. (cheap)4. It is much _______ today than yesterday. (hot)5. She is a little ________ than her classmates. (careful)6. ________ people came to the meeting than last time. (many)7. Which book is ________, this one or that one? (easy)8. My room is _______ than yours. (small)9. Hainan is _______ from Beijing than Hunan. (far)10. Skating is _______ than swimming. (exciting)11. Jim is _______ than all the others. (honest)12. Things are getting _______ and _______. (bad)13. The higher you climb, the _______ it will be. (cold)14. Now his life is becoming ________ and _______. (difficult) 15. There are _______ boys than girls in our class. (few)1. This box is___ that one.A. heavy thanB. so heavy thanC. heavier asD. as heavy as2 When we speak to people, we should be ' .A. as polite as possibleB. as polite as possiblyC. as politely as possibleD. as politely as possibly3 This book is____ that one, but____ than that one.A. as difficult as; expensiveB. as more difficult as; more expensiveC. as difficult as; more expensiveD. more difficult as; as expensive4. I think the story is not so ___ as that one.A. interestingB. interestedC. more interestingD. most interesting5. His father began to work____ he was seven years old.A. as old asB. as early asC. sinceD. while1. I think science is _ than Japanese.A. much importantB. importantC. much more importantD. more much important2 This pencil is___ than that one.A.longestB. longC. longerD. as long ( )3 My mother is no ___ young.A. shorterB. longerC. littleD. few ( )4 These children are ____ this year than they were last year.A.more tallB. more tallerC. very tallerD. much taller ( )5 It was very hot yesterday, but it is___ today.A. even hotterB. more hotterC. much more hotD. much hot6. Mrs Black has got____ instead of getting any better.A. more badB. a little worseC. much badlyD. a lot of worse1. When we arrived, we found the meeting room crowded with___ students.A. quite a fewB. only a fewC. fewD. a few quite2. The house is small for a family of six.A. much tooB. too muchC. very muchD.so3 .Through the window we can see nothing but ____ buildings.A. tall very manyB. very many tallC. very tall manyD. many very tall4. -What's your brother like? -He is___.A. a driverB. very tallC. my friendD. at school5 .The jacket was so___ that he decided to buy it. ,A.muchB. littleC. expensiveD. cheapl6 .Our classroom is____ larger than theirs.A.moreB. quiteC. veryD. much1 .The earth is about____ as the moon.A. as fifty time bigB. fifty times as bigC. as big fifty timesD. fifty as times big ( )2. Your room is mine.A. twice as large thanB. twice the size ofC. bigger twice thanD. as twice large as ( )3. Your room is ___ than mine.A. three time bigB. three times bigC. three times biggerD. bigger three times ( )4. His father is____than his mother.A. older four yearsB. as four years olderC. four years olderD. bigger four years1. Maths is more popular than____.A. any other subjectB. all the subjectsC. any subjectD. other subject ( )2. China is larger than ____ in Africa.A. any other countryB. other countriesC. the other country J 1%D. any country ( )3. Tom is stronger than ___ in his class.A. any other boyB. any boysC. any boyD. other boy1. When spring comes, it gets____.A. warm and warmB. colder and colderC. warmer and warmerD. shorter and shorter2. By and by, ____ students in our class came to like English.A. more and moreB. much and muchC. many and manyD. less and least3. At last he began to cry ___.A. hard and hardB. more hard and more hardC. harder and harderD. less hard and less harder4 .When spring comes the days get ____ and nights ____.A. short; longB. long; shortC. longer; shorterD. shorter; longer1.___ I look at the picture, ____ I like it.A. The best; the moreB. The more; the lessC. The more; lessD. More; the more2. ___ he read the book, ____ he got in it.A. The more; the more interestingB. The less; the more interestingC. The more; the more interestedD. More; more interested3 ___ you come back, _____ it will be.A, The quicker; the best B. The sooner; the better C. Faster; the better D. The sooner; better1 .I like___ one of the two books.A. the olderB. oldestC. the oldestD. older ( )2. Which is___country, China or Japan?A. the largeB. the largerC. largerD. largest ( )3. Of the two cups, he bought .A. the smallerB. the smallestC. small D: smaller1. Which do you like ___, tea or coffee?A. wellB. betterC. bestD. most ( )2. This work is ____ for me than for you.A. difficultB. most difficultC. much difficultD. more difficult ( )3. Which do you think tastes ____, the chicken or the fish?A. goodB. betterC. bestD. well ( )4. The Great Pyramid is about 137 metres high today, but it was onceA. higherB. highestC. high tooD. more high ( )5. Don't you think it ______ not to write the letter?A. well ,B. betterC. bestD. good1. Who jumped____of all?A. farB. fartherC. farthestD. the most far ( )2. Li Lei is___ student in our class.A. tallB. tallerC. tallestD. the tallest ( )3.The fifth orange is____ of all. Give it to that small child.A. bigB. biggerC. the biggerD. the biggest ( )4. Who is---of you three?A. the oldestB. much olderC. oldestD. older1 .Tom is one of ____ boys in our class.A.tallestB. tallerC. the tallest B. the tall ( )2 .English is one of____ spoken in the world.A. the important languagesB. the most important languagesC. most important languageD. the most important language ( )3. Beijing is one of____ in China.A. the largest city r ';B. the large citiesC. the larger citiesD. the largest cities121. Most of the woods ____ been taken good care of.A. areB. isC. hasD. have2. ___ like playing football and watching TV.A. Most boysB. Most of theyC. Most boyD. More of they3 .___ are here watering the flowers here.A. SomeB. Some of the boysC. Some boyD. Some of boys4. ___ haven't been to American.A. Most themB. Most theyC. More of themD. Most of them1. ___ is more beautiful than roses.A. No other flowerB. No another flowerC. Not other flowerD. Not all flowers2 .The tree is ___ in the garden.A.the tallerB. the tallestC. taller than of-allD. tall.3 .Mary studies harder in her class.A.as any oneB. than any other girlC. than the otherD. than anyone1. Which is___, Li Lei or Wu Tong?A. strongB. strongestC. strongerD. the strongest2 .Which language is____, English, French or Japanese?A.easyB. the most easyC. the easiest oD. much more easy3 .Which is____interesting, science, maths or English?A.moreB. the mostC. veryD. too4 .Which city is____, Beijing, Shanghai or Fuzhou?A. beautifulB. more beautifulC. much more beautifulD. the most beautiful5. Which month is____, June, July or August?A. hotB. hotterC. hottestD. the hottest形容词答案 1 . 1-5 D A C A B 2. 1-6 C C B D A B 3. 1-6 A A D B D D 4. 1-4 B B C C5. 1-3 A D A6. 1-4 D A C C7. 1-3 B C B8. 1-3 A B A 9 .1-5 B D B A B 10. 1-6 C D C DD A 11. 1-3 C B D 12. 1-4 C A B D 13. 1-3 A B B 14. 1-5 C C B D D。