形容词比较级最高级用法课件

1、形容词和副词的比较级和最高级Comparative and Superlative Degrees of Adjectives and Adverbs请你思考：什么是形容词和副词？ 形容词用于修饰名词，表示人或事物的属性或 特征等。 副词是用来说明动作或状态的特征,说明时间， 地点，程度等概念。它用来修饰动词、形容词、 副词、短语或句子。 形容词和副词的级别大多数形容词和副词有三个等级： 原级 比较级 最高级请你观察：形容词和副词比较等级的变化规律long longer longestnice nicer nicestbig bigger biggestearly earlier earlie

2、stinteresting more interesting most interestingcarefully more carefully most carefullyfriendly more friendly most friendly friendlier friendliestgood better bestmany/much more most原级比较级最高级请你总结：形容词和副词比较等级构成的规律一. 规则变化：1.单音节和部分双音节词,在词尾直接加-er,-est2.以字母e结尾的,加-r,-st3.以重读闭音节结尾且末尾只有一个辅音字母， 双写此字母,再加-er,est4.

3、以“辅音字母+y”结尾的，把y变成i，再加- er,est5.多音节词和大部分双音节词,在词的前面加more 或most6.有些双音节词既可用more,most形式，又可用- er,-est形式二. 不规则变化请给出下列形容词或副词的比较级和最高级tallnearlargeablethinhotfunnyhappybeautifulquicklyquietlittletaller tallest nearer nearestthinner thinnestabler ablest larger largest hotter hottestfunnier funniesthappier happ

4、iestmore beautiful most beautifulmore quickly most quicklyquieter quietestmore quiet most quietless least请你牢记：一，要双写再加-er,-est的词有哪些？hot big fat thin red wet sad glad 二. 不规则变化的词有哪些？原级比较级最高级good/wellbetterbestbad/ill/badlyworseworstmany/muchmoremostlittlelessleastoldolderoldesteldereldestfarfartherfart

5、hestfurtherfurthestNotes:类似 slowly, quickly 这样的双音节词，虽然也是辅 音字母加y结尾，但这里的 -ly 是表示副词的后缀，因 此比较级和最高级的构成是在单词前加more和most。2. 强调程度时，形容词和副词前可加上too,very,so, quite等。比较级前则要加上much, even, a little, a lot, still, a bit 等词(组)，表示程度。3. farther 常指时间、距离上的远。further可以代替 farther，还常用于引伸和抽象的意义，表示“进一步， 更深刻，更深入等”。4. older表示年龄大小

6、或年代的久远，elder表示兄弟姐 妹之间的长幼关系。1 以-ly结尾的是形容词而不是副词：costly 昂贵的 lonely 孤独的deadly 死一般的 lively 活泼的friendly 友好的 silly 傻气的kindly 热心肠的 likely 可能的leisurely 悠闲的 ugly 长得丑的brotherly 兄弟般的 monthly 每月的earthly 尘世的2 只作以“a”开头的很多形容词只能做表语：afraid 害怕的 alike 相象的awake 醒着的 alone 单独的，惟一的alive 活着的 ashamed 羞愧的asleep 睡着的 aware 意识到的

7、、察觉到的well 健康的 content 满意的unable 无能的没有比较级和最高级的词含有绝对概念的有形容词和副词：absolute, entire, whole, total, perfect, excellent, thorough, complete, wonderful 20080901原级asasYou can never be too careful.倍数；比较级than.A better start:一个更好的开始Cant feel better不可能更好了Far; a bit; much; 最高级表示范围的词：of . in形容词和副词原级的用法：形容词用于系动词后直接描

8、述人物或动作，形容词用于名词前修饰名词，或表示主句伴随的状态。 副词用于修饰动词或全句。 Rabbits run fast. Perhaps he is right. Our country is beautiful and strong. The tomato tastes good and sells well. We encourage him to speak up his opinion, but he seems just too shy. After a whole days work, he went back home, tired and hungry. He looked

9、 behind from time to time, full of fear. 系动词感官动词：look; sound; feel; taste; smell; seem; appear下列动词既是实义动词又是系动词，注意用做系动词时，要求形容词做表语：Remain; keep become, get, grow, go, come, turn, stay, stand, run, prove, seem, appear, look形容词和副词原级的用法：2. as + 原级 + as “和一样”You are as tall as me. = You are as tall as I (a

10、m).This computer runs as fast as that one.3. not as(so) + 原级 + as “不如/没有”This jacket is not as(so) cheap as that one.Henry doesnt study as(so) hard as his elder brother.4. as +形容词+ a/an +单数名词+as He is as kind a person as his father.5. as + many/much+不可数名词/可数名词复数+as I can carry as much fruit as you c

11、an. 形容词用于系动词后直接描述人物或动作，副词用于修饰动词或全句。1. It is generally believed that teaching is _ it is a science。 A. as art much as B. much an art as C. as an art much as D. as much an art as2. He speaks English well indeed, but of course not _ a native speaker。 A. as fluent as B. more fluent than C. so fluently a

12、s D. much fluently than3. John is the tallest boy in the class, _ according to himself。 A. five foot eight as tall as B. as tall as five foot eight C. as five foot eight tall as D. as tall five foot eight as4. A typhoon swept across this area with heavy rains and winds _ strong as 113 miles per hour

13、。 A. too B. very C. so D. as答案：1. D 2. C 3. B 4. DAs long as 1 kilometreAs heavy as 1000 kilograms.Twice as big as that one.Twice the size of that one.Twice bigger than that one3 metres in height/high/tall2 kilometres in length/ long10 metres in width/ wideThe area of Yanqing is about 26 square kilo

14、meters.Yanqing is 26 square kilometres in area.Yanqing covers an area of 26 square kilometres.I hope I can have a more comfortable classroom with more lights and brighter windows, where I can enjoy reading my favorite novels.1. Boris has brains. In fact, I doubt whether anyone in the class has _IQ。

15、A. a high B. a higher C. the higher D. the highest2. Mr. Smith owns _ collection of coins than anyone else I have ever met。 A. larger B. a larger C. the larger D. a large3. -Did you enjoy yourself at the party? - Yes. Ive never been to _ one before。 A. a more excited B. the most excited C. a more ex

16、citing D. the most exciting4. Your story is perfect; Ive never heard _ before。 A. the better one B. the best one C. a better one D. a good one5. Of the two sisters, Betty is _ one, and she is also the one who loves to be quite。 A. a younger B. a youngest C. the younger D. the youngest表达倍数的结构1.数词+tim

17、es+as+形容词原级+asThis room is twice as big as that one. 2.数词+times+形容词比较级+thanThis room is twice bigger than that one.3.数词+times+性质名词+of （性质名词主要有：length, size, height, weight, depth等）This room is twice the size of that one. 4.（not）half+as+形容词原级+asThis room is half as big as that one.1. Our neighbor has

18、 _ours.A. as a big house as B. as big a house asC. the same big house asD. a house the same big as 2. What a table ! Ive never seen such a thing before .It is it is long.Ahalf not as wide as Bwide not as half asCnot half as wide as Das wide as not half3. I like this jacket better than that one, but

19、it costs almost three times_.A. as much B. as many C. so much D. so many4. Ten years ago the population of our village was_ that of theirs.A. as twice large as B. twice as large as C. twice as much as D. as twice much as5. My uncles house in the downtown area is much smaller than ours , but it is tw

20、ice _ expensive .A. as B. so C. too D. very6. Peters jacket looked just the same as Jacks, but it cost_ his.A. as much twice as B. twice as much as C. much as twice asD. as twice much as7. （09四川卷）My uncles house in the downtown area is much smaller than ours , but it is twice _ expensive .A. as B. s

21、o C. too D. very8. （09江西卷）According to statistics, a man is more than twice as likely to die of skin cancer _a woman.A. than B. such C. so D. as9. （09辽宁卷）Peters jacket looked just the same as Jacks, but it cost _ his.A. as much twice as B. twice as much as C. much as twice as D. as twice much as10.

22、（08浙江卷） I like this jacket better than that one, but it costs almost three times_.A. as much B. as many C. so much D. so many答案：1. B2. C3. A 4. B 5. A6. B 7. A8. D9. B10. A形容词和副词比较级的用法：1. 比较级 + than “比更” You are taller than me. = You are taller than I (am). I dont think his writing is more beautiful

23、 than yours.3. 比较级 + and + 比较级 “越来越” The weather is getting warmer and warmer. Our school is getting more and more beautiful.4. the + 比较级,the + 比较级 “越,越”The more exercise you do, the healthier you will become.2. 比较级 ( 特殊疑问句)， or ? “哪个更?” Which is longer, this one or that one?5. “ a/an+比较级+单数可数名词”表示“

24、一个更的人/物” I have never seen a more moving scene.形容词和副词最高级的用法：the + 最高级 + (名词) + 表示范围的短语或从句 “是最”He is the kindest man that I have ever met. Li Tao jumps (the) farthest of all. She is the most careful student of us three.4.one of the+最高级(形)+名词(复)+表示范围的短语 “是当中最之一” Shanghai is one of the biggest cities i

25、n China.3.最高级 ( 特殊疑问句)， or ? “哪个更?” Who is the youngest, Jim, Tom or Jenny?2. the second(third )+最高级+(名词)+ 表示范围 的短语 “是第二(三)” The Chongming Island is the third biggest island in China.7. （09四川卷）My uncles house in the downtown area is much smaller than ours , but it is twice _ expensive .A. as B. so C

26、. too D. very8. （09江西卷）According to statistics, a man is more than twice as likely to die of skin cancer _a woman.A. than B. such C. so D. as9. （09辽宁卷）Peters jacket looked just the same as Jacks, but it cost _ his.A. as much twice as B. twice as much as C. much as twice as D. as twice much as10. （08

27、浙江卷） I like this jacket better than that one, but it costs almost three times_.A. as much B. as many C. so much D. so many答案：1. B2. C3. A 4. B 5. A6. B 7. A8. D9. B10. A形容词和副词比较级和最高级的20个雷区Correct the mistakes:Marys hair is longer than my sister.The weather in Beijing is colder than in Shanghai.The a

28、pples in this basket are better than them in that basket.The Changjiang River is longer than any river in China.China is larger than any other country in Europe.His older brother is elder than I.Our country is getting more beautiful and more beautiful.This classroom is three times as bigger as that

29、one.Who is tallest student in our school? Which do you like better, apples, bananas or pears?_my sisters_that _those_any other_any_elder_older_more and more_big_the tallest_(the) bestCorrect the mistakes:11. This box is more heavier than that one.12. Tom is the youngest in the three.13. He is taller

30、 of the two.14. Today is our the busiest day.15. I think math is very more difficult than Chinese.16. There are much more people in the street than usual.17. Mike is so tall as Jack.18. Li Ying jumped farther than Jim jumped.19. The Yellow River is the second longer river in China.20. We must get fa

31、rther information._heavier_of_the taller_our_much _many_as_(did)_longest _furtherLets talk about the advantages and disadvantages of the three ways of entertainmentwatch TV; see a film in the cinema; see a film on the Internet characterIt has the biggest screens.Its the most popular.Its the closest

32、to homeIts the cheapest.It has the friendliest service.It has the most comfortable seats.质量/特色screen; service; Sound systemdistance, seat; ticket同义句转换，每空一词：1. Mike is not so/as tall as Jack. Jack is _ _ Mike.2. He is the youngest in his class. He is younger than _ _ _ in his class. He is younger tha

33、n _ _ _ in his class.3. The cheetah is faster than any other animal in the world. The cheetah is _ _ animal in the world. (同上) The _ fastest animal is the cheetah.4. Japanese is less useful than Chinese. Japanese _ as/so useful _ Chinese.5. I am as diligent as her. I am as diligent as _ _.6. Li Ying

34、 jumped farther than Jim. Li Ying jumped farther than Jim _.taller thanany other studentthe other students the fastestshe isdid worldsisntas合并句子，每空一词：Lucy is 8 years old. Lily is 8 years old, too. Lucy is _ _ _ Lily.2. Danny is 15. Jenny is 12. Jenny is _ _ _ than Danny.3. Jim jumps 2 metres high. T

35、om jumps 3 metres high. Tom jumps _ _ Jim.4. Jenny jumps far. Brain jumps farther than Jenny. Danny jumps farther than Brain. Danny jumps _ _ the three.5. A car runs 150 kilometres per hour. A bike runs 50 kilometres per hour. A car runs _ _ _ _ as a bike. A car runs _ _ than a bike higher thanfarth

36、est ofthree times as fast as older asfaster twice three years younger用括号内形容词或副词的适当形式填空:This horse is very _ (strong), but that horse is much _ (strong) than this one.Its so late, so I drive the car _(slowly) than usual.3. He went _(far) than the other explorers.4. The _(little) you eat, the _(thin)

37、you are.5. The Beijing Library is one of _(big) libraries in China.6. The street is as _(long) as that one, but it is_ (wide) than that one.7. His drawing isnt so _(good) as yours.8. When a piece of ice is taken into a warm room, it becomes _(small) and _(small).9. This piano is _(expensive) than th

38、e other two. It is _(expensive) of the three.10. Which is _(difficult), English, physics or biology?strongstrongerlessfarther/furtherlongsmallermore expensivethe most difficultmore slowlygoodthe biggestwidersmallerthe most expensivethinner汉译英：Jack和Mike一样高。Lily和Lucy跳得同样远。他的英语不如我说得好。格林小姐的房间比布朗小姐的干净得多。

39、北京变得越来越美丽。Jack is as tall as Mike.Lily jumps as far as Lucy.He doesnt speak English as/so well as me/I (do).Miss Greens room is much cleaner than Miss Browns.Beijing is becoming more and more beautiful.The more careful you are, the fewer mistakes you would make.Bob jumps (the) farthest of all.The Changjiang River is one of the longest rivers in the world.Jim came to school (the) late