比较级和最高级变化表格

原级比较级最高级

tall taller the tallest

short shorter the shortest

bad worse the worst

large lager the lagest

nice nicer the nicest

good better the best

hot fatter the fattest

wet wetter the wettest delicious more deliciouis the most deliciouis heavy heavier the heaviest healthy healthier the healthiest popular more popular morst popular expansive more expensive most expensive narrow narrower narrowest crunchy crunchier crunchiest

fine finer finest

tasty tastier tastiest

lazy lastier lastiest

long longer longese dangerous more dangerous most dangerous thin thiner thinest

funny funnier funniest

happy happier happiest

creamy creamier creamiest

hard-working More hard-working Most hard-working beautiful more beautiful most beautiful strong stronger strongest

broad broader broadest

big bigger biggest

brave braver bravest

gentle gentle gentlest humorous more humorous most humorous smart smarter smartest

generous more generous most generous Good-tempered more Good-tempered most Good-tempered patient more patient most patient sociable more sociable most sociable

dirty dirtier dirtiest

noisy noisier noisiest

small smaller smallest

cheap cheaper cheapest

warm warmer warmest

dark darker darkest

light lighter lightest crazy crazier craziest

(完整)比较级和最高级练习题

形容词、副词（原级、比较级和最高级）练习 用适当形式填空： 1. Bob is _________ (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 Xiaoling? -- 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_________(friendly) 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 Chang jiang River is the _______ (long) river in China. 12. Sue is a little ________ (beautiful) than her sister. 13. My room is not as _________ (big) as my brother' s. 14.--How difficult is physics? --I' m not sure. -- Is it ________ (difficult) than maths? -- I don’t 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 getting ____________(fat) and ________ (fat).

人教部编版初中英语形容词比较级和最高级知识全总结

人教部编版初中英语形容词比较级和最高级知识全总结 (1)单音节词加词尾-er，-est来构成比较级和最高级。 tall(高的) tallertallest great(巨大的)greater greatest (2)以不发音的e结尾的单音节词只加-r,-st nice(好的) nicernicest large(大的) larger largest able（有能力的) ablerablest (3)以一个辅音字母结尾的闭音节单音节词，双写结尾的辅音字母，再加-er，-est big(大的) bigger biggest hot热的) hotter hottest red红色的redder reddest (4)"以辅音字母+y"结尾的双音节词，改y为i，再加-er，-est easy(容易的)easier easiest busy(忙的)busier busiest (5)以ly结尾的副词，除early-earlier-earliest，其他都是加more most. Slowly-more slowly-most slowly Bravely-more bravely-most bravely

quickly-more quickly-most quickly (6)少数以-er，-ow结尾的双音节词未尾加-er，-est clever(聪明的)cleverer cleverest narrow(窄的)narrower narrowest (7)其他双音节词和多音节词在前面加more，most来构成比较级和最高级。如： important(重要的) more important most important easily(容易地) more easily most easily (8)一些词的比较级和最高级，可以加-er或-est，也可以加more或most，如：clever, polite等。 (9) 不规则变化 有一些词的比较级、最高级变化是不规则的，需要特殊记忆。如： good / well→better→best bad / ill/badly→worse→worst many / much→more→most little→less→least far→farther→farthest(表示距离) / far→further→furthest (表示程度) old→older / elder→oldest (表示新旧或年龄) / eldest (表示兄弟姐妹之间的长幼关系)

形容词比较级和最高级的构成

形容词比较级和最高级的构成 1. 规则变化 单音节词和少数多音节词： ○1一般直接加-er, est long → long er→ longe st tall → tall er→ tall est ○2以不发音的e结尾时加-r, -st late → late r→ late st large → large r→ large st ○3以辅音字母加y 结尾时把y 变成i，再加-er, -est . easy → eas ier→ eas iest happy → happ ier→ happ iest happily → happ ilier→ happ iliest ○4以重度闭音节结尾且末尾只有一个辅音字母时，双写最后的辅音字母，再加-er, -est. big → big ger→ big gest hot → hot ter → hot test ○5多音节词和部分双音节词，在原级前加more, the most. careful →more careful →most careful beautiful →more beautiful →most beautiful 2. 不规则变化 重点句型： 原级比较 1）肯定句：A….. +as +形容词原级+as +B English is as interesting as Chinese. This book is as thick as that one. 2）否定句：A…..+as/ so+形容词原级+ as + B Tom is not so tall as Tim. This village is not as big as that one. 比较级 1．表示两者进行比较时，A … + 比较级+ than + B.

小学英语形容词的比较级和最高级的专项练习

形容词的比较级和最高级的专项练习 一、请写出下列形容词的比较级和最高级。 big ______ ______ small ______ ______ new ______ ______ tall ______ ______ short______ ______ old______ ________ weak ______ ______ strong ______ ______ fat______ ________ hot ______ ______ cold ______ ________ thin ______ ________ nice ______ _____ good ______ ________ high______ ________ bad ______ ______ much ______ ________ low______ ________ good______ ______ far ______ ________ dirty_____ ______ cheap______ ______ easy ______ ________ ugly ______ ________ heavy ______ ______thin ______ ________ clean_______ _______ light ______ ______ slow_______ ______ fast______ ______ late ______ ______well_______ ______ cheap______ ______ ill ______ ______ excited______ ______ fat______ ______ different ______ ______funny______ ______ fast______ ______dirty ______ ______ hard______ ______ early ______ _____ tidy______ ________ bright______ ________ large ______ ______ happy ______ _______ pretty______ ________ young _______ _______wet _____ _______ long______ _______ famous________ __________ interesting ________ __________ important ________ ____________ delicious _________ __________ beautiful_________________expensive ______ ________

比较级和最高级的构成

比较级和最高级的构成 1．规则变化： ⑴单音节以及少数双音节的词,在后面直接加–er（比较级）-est（最高级）。 加er，加est的规则如下： ①直接在词尾加- er，-est ②以-e结尾的，在后面加-r , -st 例如：large—larger—largest; ③以辅音字母＋y结尾的词，把y变成i,再加-er , -est 例如：heavy—heavier—heaviest; [注〕shy ---- shyer , shyest / shier , shiest ④重读闭音节的词，要双写词尾字母，再加-er , -est 例如：hot-hotter-hottest ⑵.多音节的词，要在前面加—more. --most、例如：more beautiful, most beautiful. 〔注〕少数单音节词前面加more-, most- 构成比较级和最高级 tired ---- more tired , most tired fond ----- more fond , most fond glad ----- more glad , most glad bored ---- more bored , most bored pleased---- more pleased , most pleased 2．不规则变化 good /well------- better ,best bad/badly/ill------ worse , worst many/much-------more , most little ------ less , least far ---- farther, farthes / firther , furthest old ---- older , oldest (GA) ---- older , oldest / elder , eldest (GB) 三．下列形容词和副词的比较级和最高级有两种形式（实记） cruel----- crueler, cruelest / more cruel , most cruel strict---- stricter , strictest / more strict , most strict often----- oftener , oftenest / more often , most often friendly------ friendlier , friendliest / more friendly , most friendly clever----- cleverer, cleverest / more clever , most clever 四下列形容词和副词没有比较级和最高（即表示”最高程度”或”绝对状态”的形容词和副词没有比较级和最高级） empty , wrong , perfect , unique , extreme , excellent , favourite (GB)/ favorite (GA) , true , right , correct , extremely ...

初中英语比较级和最高级专项练习题

形容词、副词的原级、比较级和最高级练习一、用所给词的适当形式填空： 1. Bob is ________ (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 Xiaoling? -- 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 math. 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 _______ (friendly) 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 Chang jiang River is the ______ (long) river in China. 12. Sue is a little _______ (beautiful) than her sister. 13. My room is not as _________ (big) as my brother' s. 14. --How difficult is physics? --I 'm not sure. -- Is it _______ (difficult) than math? -- I don't t hink so.

英语比较级和最高级

一、比较级和最高级的讲解 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：small→smaller→smallest short→shorter→shortest tall→taller→tallest great→greater→greatest （2）双音节词 如：clever→cleverer→cleverest narrow→narrower→narrowes t 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→larger→largest nice→nicer→nicest able→abler→ablest 3．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：big→bigger→biggest hot→hotter→hottest fat→fatter→fattest 4．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：easy→easier→easiest heavy→heavier→heaviest busy→busier→busiest happy→happier→happiest 5．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：beautiful→more beautiful→most beautiful different→more different→most different easily→more easily→most e asily 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．有少数形容词、副词的比较级和最高级是不规则的，必须熟记。 如：good→better→best well→better→best bad→worse→worst ill→worse→worst old→older/elder→oldest/eldest many/much→more→most little→less→least 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： ①在含有连词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。 ②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. ③very, 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……”

比较级和最高级练习题[1]

大多数形容词（性质形容词）和副词有比较级和最高级的变化，即原级、比较级和最高级，用来表示事物的等级差别。原级即形容词的原形，比较级和最高级有规则变化和不规则变化两种。 1) 规则变化 单音节词和少数双音节词，加词尾-er，-est来构成比较级和最高级。 构成法原级比较级最高级 一般单音节词tall(高的) taller tallest 未尾加-er,-est great(巨大的) greater greatest 以不发音的e结尾nice(好的) nicer nicest 的单音词和少数large(大的) larger largest 以- le结尾的双able（有能力的) abler ablest 音节词只加-r,-st 以一个辅音字母big(大的) bigger biggest 结尾的闭音节单hot热的) hotter hottest 音节词，双写结 尾的辅音字母， 再加-er，-est "以辅音字母+y" easy(容易的) easier easiest 结尾的双音节词，busy(忙的) busier busiest 改y为i，再加 -er，-est 少数以-er，-ow clever(聪明的) cleverer cleverest 结尾的双音节词narrow(窄的) narrower narrowest 未尾加-er，-est 其他双音节词和important(重要的) 多音节词，在前more important 面加more，most important 来构成比较级和easily(容易地) 最高级。more easily most easily 2) 不规则变化 原级比较级最高级 good(好的)/ better best well(健康的) bad (坏的)/ worse worst ill(有病的) old (老的) older/elder oldest/eldest much/many(多的) more most

小学英语常见形容词及比较级、最高级变化一览表

小学英语常见形容词及比较级、最高级变化一览表 1.在形容词词尾加上“er”“est”构成比较级、最高级： bright（明亮的）—brighter—brightest young（年轻的）—younger—youngest cheap（便宜的）—cheaper—cheapest clean（干净的）—cleaner—cleanest clever（聪明的）—cleverer—cleverest cold（寒冷的）—colder—coldest cool（凉的）—cooler—coolest dark（黑暗的）—darker—darkest deep（深的）—deeper—deepest warm（温暖的）—warmer—warmest fast（迅速的）—faster—fastest few（少的）—fewer—fewest great（伟大的）—greater—greatest hard（困难的，硬的）—harder—hardest high（高的）—higher—highest kind（善良的）—kinder—kindest light（轻的）—lighter—lightest long（长的）—longer—longest loud（响亮的）—louder—loudest low（低的）—lower—lowest near（近的）—nearer—nearest new（新的）—newer—newest poor（穷的）—poorer—poorest quick（快的）—quicker—quickest quiet（安静的）—quieter—quietest rich（富裕的）—richer—richest short（短的）—shorter—shortest slow（慢的）—slower—slowest small（小的）—smaller—smallest smart（聪明的）—smarter—smartest strong（强壮的）—stronger—strongest weak（弱的）—weaker—weakest sweet（甜的）—sweeter—sweetest tall（高的）-taller-tallest thick（厚的）—thicker—thickest 2.双写最后一个字母，再加上“er”“est”构成比较级、最高级： big（大的）—bigger—biggest fat（胖的）—fatter—fattest hot（热的）—hotter—hottest wet（湿的）—wetter—wettest thin（瘦的）—thinner—thinnest 3.以不发音的字母e结尾的形容词，加上“r”“st”构成比较级、最高级： close（接近的）—closer—closest fine（好的，完美的）—finer—finest large（巨大的）—larger—largest late（迟的）—later—latest nice（好的）—nicer—nicest safe（安全的）—safer—safest strange（奇怪的）—stranger—strangest wide（宽广的）—wider—widest 4.以字母y结尾的形容词，把y改为i，再加上“er”“est”构成比较级、最高级：busy（忙碌的）—busier—busiest dirty（脏的）—dirtier—dirtiest dry（干燥的）—drier—driest early（早的）—earlier—earliest easy（容易的）—easier—easiest friendly（友好的）—friendlier—friendliest funny（好玩的）—funnier—funniest happy（开心的）—happier—happiest healthy（健康的）—healthier—healthiest heavy（重的）—heavier—heaviest

比较级和最高级的练习题

比较级和最高级的练习题 （一）写出下列形容词与副词的比较级与最高级形式： long_____ ______ wide ______ _______ fat ____ _____ heavy____ ______ slow ______ _______ few____ _____ brightly______ -_____ badly _____ _______ far____ _____ quickly _____ ______ happy_____ -______ unhappy________ (二)用所给词的正确形式填空： 1. Of the two girls, I find Lucy the _______ (clever). 2. Gold(黄金) is ______ (little) useful than iron(铁). 3. My sister is two years _______ (old ) than I. 4. John’s parents have four daughters, and she is the _____ (young) child. 5. The _____ (cheap) bags are the not usually the best ones. 6. The short one is by far _______ expensive of the five. 7. The boy is not so ______ (interesting) as his brother. 8. Dick sings _____ (well), she sings ______(well) than John, but Mary sings______(well) in her class. 9. She will be much ______ (happy) in her mew house. 10. This dress is ______ that.(twice, as…as…, expensive) (三)选择填空： 1．He feels _____ today than yesterday. A. tired B. more tired C. more tireder D. much tired 2. Which do you like _____, coffee, tea or milk? A. the worst B. worse C. the worse D. worst 3. Of the two toys, the child chose_____. A. the expensive one B. one most expensive C. a least expensive D. the most expensive of them 4. The line is ____ than that one. A. more longer B. not longer C. much more longer D. many more longer 5. The earth is _____ the moon.

初中英语比较级和最高级总结

初中英语比较级和最高级总结 绝大多数形容词有三种形式,原级,比较级和最高级, 以表示形容词说明的性质在程度 上的不同。 形容词的原级: 形容词的原级形式就是词典中出现的形容词的原形。例如: poor tall great glad bad 形容词的比较级和最高级: 形容词的比较级和最高级形式是在形容词的原级形式的基础上变化的。分为规则变化和不规则变化。 规则变化如下: 1) 单音节形容词的比较级和最高级形式是在词尾加-er 和-est 构成。 great (原级) (比较级) (最高级) 2) 以-e 结尾的单音节形容词的比较级和最高级是在词尾加-r 和-st 构成。 wide (原级) (比较级) (最高级) 3)少数以-y, -er, -ow, -ble结尾的双音节形容词的比较级和最高级是在词尾加-er 和-est 构成。 clever(原级) (比较级) (最高级) 4) 以-y 结尾,但-y 前是辅音字母的形容词的比较级和最高级是把-y 去掉,加上-ier 和-est 构成. happy (原形) (比较级) (最高级) 5) 以一个辅音字母结尾其前面的元音字母发短元音的形容词的比较级和最高级是双写该辅音字母然后再加-er和-est。 big (原级) (比较级) (最高级) 6) 双音节和多音节形容词的比较级和最高级需用more 和most 加在形容词前面来构成。 beautiful (原级)? (比较级) (比较级) difficult (原级) (最高级) (最高级)常用的不规则变化的形容词的比较级和最高级: 原级------比较级------最高级 good------better------best many------more------most much------more------most bad------worse------worst far------farther, further------farthest, furthest 形容词前如加less 和least 则表示"较不"和"最不 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。也就是, 含有形容词比较级的主句+than+从句。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。 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, 其结构形式为: 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

形容词的比较级和最高级的构成和用法

形容词的比较级和最高级的构成和用法 一．形容词的含义 说明人或事物的特征、性质或状态，常用来修饰名词或不定代词 A happy girl an interesting book the friendly peoper 那么现在有两个女孩说明谁比谁更高兴，谁比谁更有趣的时候我们就用形容词的比较级，那么三个或三个 以上呢，我们使用的就是形容词的最高级。 我们首先来看一下形容词的比较级和最高级是如何变化的 1.规则变化 一般直接加-er或-est long tall 以不发音的字母e结尾时加–r -st late large 以辅音字母加y变结尾时把y 变I ，再加-er –est 以重读闭音节结尾且末尾只有一个辅音字母时，双写最后的辅音字母，再加-er –est big fat 多音节和部分双音词more most 2.不规则变化 原级------比较级------最高级 good------better------best many------more------most Little------less------least bad------worse------worst far------farther, further------farthest, furthest 形容词前如加 less 和 least 则表示"较不"和"最不" important 重要 less important 较不重要 least important 最不重要 二．比较级用法 其结构是： A + …+ 形容词比较级+ than + B. e.g.Tom is taller than lily, but lily is heavier than Tom 1.修饰比较级的程度可用a lot, many, far,a little,much,等，但不能用very quite等 Our city is much more beatiful than yours 比较级的几种用法：

常见形容词比较级最高级变化一览表

形容词比较级、最高级变化表 一、形容词比较级、最高级变化规则 1.在形容词词尾加上“er” “est” 构成比较级、最高级： bright（明亮的）—brighter—brightest broad（广阔的）—broader—broadest cheap（便宜的）—cheaper—cheapest clean（干净的）—cleaner—cleanest 2.双写最后一个字母，再加上“er” “est” 构成比较级、最高级： big（大的）—bigger—biggest fat（胖的）—fatter—fattest hot（热的）—hotter—hottest red（红的）—redder—reddest 3.以不发音的字母e结尾的形容词，加上“r” “st” 构成比较级、最高级： able（能干的）—abler—ablest brave（勇敢的）—braver—bravest close（接近的）—closer—closest fine（好的，完美的）—finer—finest 4.以字母y结尾的形容词，把y改为i，再加上“er” “est” 构成比较级、最高级：busy（忙碌的）—busier—busiest dirty（脏的）—dirtier—dirtiest dry（干燥的）—drier—driest early（早的）—earlier—earliest 5.双音节、多音节形容词，在单词前面加上“more” “most” 构成比较级、最高级：afraid（害怕的）—more afraid—most afraid beautiful（美丽的）—more beautiful—most beautiful 6.不规则变化的形容词： bad（坏的）—worse—worst far（远的）—farther—farthest (far—further—furthest) good（好的）—better—best ill（病的）—worse—worst

比较级与最高级测试1

练习 一．形容词比较级与最高级变化规则： 1. 2. 3. 4. 5. 二．写出下列形容词的比较级 big _______ small _______ happy _______ good _______ tidy _______ thin _______ fresh _______ wet _______ fat _______ bad _______ little _______ beautiful _______ pretty _______ tall__________ busy__________ 三．用所给词的正确形式填空 1.This dress is too ____________ (small) for me. 2.This case is ______________ (heavy) than that one. 3.Nanjing is one of ___________ (old) cities in China. 4.John is _____________ (young) of all. 5.The peach is ____________ (soft) enough for me to eat. 6. The ice cream is very ___________ (nice), isn’t it? 7.My shoes are ___________ (pretty) than hers. 8.Yesterday was __________ (hot) day in this month. 9.The black dog is _____________ (thin) than the white dog. 10.This balloon is _______________ (big) than yours.

特殊的比较级和最高级归纳常用的

特殊的比较级和最高级归纳常用的： bad（坏的）—worse—worst far（远的）—farther—farthest (far—further—furthest) good/well（好的）—better—best ill（病的）—worse—worst little（少的）—less—least many（多的）—more—most much（多的）—more—most 形容词比较级最高级 out utter uttermost up upper uppermost in inner innermost fore further furthest nigh nigher nighest far farther farthest old elder eldest late later latest many more most ( number ) little less least much more most ( quantity ) bad, evil, , ill worse worst well, good better best 学英语单词的比较级和最高级归纳。 1.般词尾直接加er或est 例tall-taller-tallestlong-longer-longest 2.发音字母e结尾单词词尾直接加r或st 例nice-nicer-nicest 3.辅音字母+y结尾词y变i再加er或est 例heavy-heavier-heaviest 4.重读闭音节末尾辅音字母双写辅音字母再加er或est 例big-bigger-biggest 5.部双音节词音节词别原级前加more构比较级most构高级 例slowly-more slowly-most slowly;beautiful-more beautiful-most beautiful 小学英语语法形容词的比较级复习

比较级和最高级

Grammar 1. 形容词/副词的比较等级 (1)—用法讲解大多数的形容词都有三个级别：原级、比较级、最高级。 其中比较级表示“更……”，用于两者之间的比较，用来说明“前者比后者更……”，比较级前面一般用much, even, a little修饰，其中even, much 只能修饰比较级。 最高级表示“最……”，用于三者及三者以上之间的比较，用来说明“某人或某物在某个范围内最……” ①形容词的比较级(-er)和最高级(-est)的构成 a. 规则变化之口诀：直接加；去e加；双写加；变y加; more/ most b. 不规则变化原级比较级最高级good / well better best bad / ill worse worst many / much more most little less least far farther, further farther, further old older, elder oldest, eldest ②比较级前的修饰语still, even, any, quite(a bit), almost, nearly, just, rather；a little, a bit；much, a lot, far, many；twice, ten times, one fourth, two pounds, three years (2)—常见句型 ①A=B A+ be + as + adj./adv. + as + B （与。。。一样） He is as tall as I/me. 他和我一样高。 He is as good a teacher as his father.他和他的父亲一样是个好教师。 ②A≠ B A + be+ not + as/so + adj./adv. + as + B （与。。。不一样） They didn’t do as/so much work as you did. 他们干得事没有你多。 I’ve never seen as/so old a car as this.我从来没有见过像这样旧的车。 ③A > B 或A < B A + be + 比较级+ than + B （比。。。更。。。） Tom is two years older than his brother. 汤姆比他的弟弟大两岁。 Our classroom is bigger than theirs. 我们的教室比他们的大。 ④表示倍数A + be + twice/four times/…+ as + adj./adv. + as + B（A是B的两倍/四倍/…）This room is twice as large as that one. 整个房间是那房间的两倍大。 The earth is 49 times as big as the moon.地球是月球的49倍大。 ⑤表示程度的递增主语+ V + 比较级+ and+比较级(…越来越…) 主语+ V + more and more+ +adj./adv. (…越来越…) The days are getting shorter and shorter.白天变得越来越长了。 Our country is becoming more and more beautiful.我们的国家变得越来越美了。 ⑥表示两种情况同时变化The+ 比较级+ 主语+ V + …，the+ 比较级+ 主语+ V