1、单音节词和部分双音节词的变化规则1.一般情况下,在形容词词尾加上“er”“est”构成比较级、最高级bright(明亮的) brighterbrightest broad(广阔的) broaderbroadest cheap(便宜的) cheapercheapest clean(干净的) cleanercleanest clever(聪明的) cleverercleverest cold(寒冷的) coldercoldest cool(凉的) coolercoolest dark(黑暗的) darkerdarkest dear(贵的) dearerdearest deep(深的) deeper
2、deepest fast(迅速的) fasterfastest few(少的) fewerfewest great(伟大的) greatergreatest hard(困难的,硬的) harderhardest high(高的) higherhighest kind(善良的) kinderkindest light(轻的) lighterlightest long(长的) longerlongest loud(响亮的) louderloudest low(低的) lowerlowest near(近的) nearernearest new(新的) newernewest poor(穷的) po
3、orerpoorest quick(快的) quickerquickest quiet(安静的) quieterquietest rich(富裕的) richerrichest short(短的) shortershortest slow(慢的) slowerslowest small(小的) smallersmallest smart(聪明的) smartersmartest soft(柔软的) softersoftest strong(强壮的) strongerstrongest sweet(甜的) sweetersweetest tall(高的)-taller-tallest thick
4、(厚的) thickerthickest warm(温暖的) warmerwarmest weak(弱的) weakerweakest young(年轻的) youngeryoungest 2.重读闭音节词词尾只有一个辅音字母时,先双写该辅音字母,再加上“er” “est”构成比较级、最高级: big(大的) biggerbiggest fat(胖的) fatterfattest hot(热的) hotterhottest red(红的) redderreddest sad(伤心的) saddersaddest thin(瘦的) thinnerthinnest wet(湿的) wetterwe
5、ttest mad(疯的) maddermaddest 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) ablerablest brave(勇敢的) braverbravest close(接近的) closerclosestfine(好的,完美的) finerfinest large(巨大的) largerlargestlate(迟的) laterlatest nice(好的) nicernicest ripe(成熟的) riperripest rude(粗鲁的) ruderrudest safe(安全的) safersafest str
6、ange(奇怪的) strangerstrangestwide(宽广的) widerwidest wise(睿智的,聪明的) wiserwisest white(白的) whiterwhitest 4.以字母“辅音字母+y”结尾的双音节词,把 y 改为 i,再加上“er”“est”构成比较级、最高级:busy(忙碌的) busierbusiestdirty(脏的) dirtierdirtiest dry(干燥的) drierdriest early(早的) earlierearliest easy(容易的) easiereasiest friendly(友好的) friendlierfrien
7、dliest funny(好玩的) funnierfunniest happy(开心的) happierhappiest healthy(健康的) healthierhealthiest heavy(重的) heavierheaviest hungry(饿的) hungrierhungriest lazy(懒惰的) lazierlaziest lucky(幸运的) luckierluckiest naughty(调皮的) naughtiernaughtiest noisy(嘈杂的) noisiernoisiestpretty(美丽的) prettierprettiest silly(傻的) s
8、illiersilliest spicy(辣的) spicierspiciest thirsty(渴的) thirstierthirstiest ugly(丑的) uglierugliest 部分双音节词和多音节词的变化规律5.在单词前面加上“more” 或“most”构成比较级或最高级: afraid(害怕的) more afraidmost afraid beautiful(美丽的) more beautifulmost beautiful careful(仔细的) more carefulmost careful cheerful(开心的) more cheerfulmost cheer
9、ful crowded(拥挤的) more crowdedmost crowded dangerous(危险的) more dangerousmost dangerous delicious(美味的) more deliciousmost delicious difficult(困难的) more difficultmost difficult exciting(令人兴奋的) more excitingmost exciting expensive(昂贵的) more expensivemost expensive famous(著名的) more famousmost famous frig
10、htened(受惊的) more frightenedmost frightened frightening(令人害怕的) more frighteningmost frightening hard-working(勤奋的) more hard-workingmost hard-working helpful(有帮助的) more helpfulmost helpful honest(诚实的) more honestmost honest important(重要的) importantmost important interesting(有趣的) more interestingmost i
11、nteresting polite(有礼貌的) more politemost polite terrible(可怕的) more terriblemost terrible tired(累的) more tiredmost tired 6.不规则变化的形容词和副词: bad(坏的) worseworst far(远的) fartherfarthest (farfurtherfurthest) good(好的) betterbest ill(病的) worseworst little(少的) lessleast many(多的) moremost much(多的) moremost old(年老的) olderoldest ( oldeldereldest)well(好的,身体好的) betterbest