形容词比较级和最高级.doc

形容词
1、形容词表示某一事物或人的特征，副词表示某一动作的特征。
形容词和副词有三种形式：原形、比较级、最高级。
比较级：+er、more+；最高级：the…+est、most
两个重要特征：as……as中间一定用原形，than的前面一定要+er。
2.形容词、副词比较级和最高级有规则变化和不规则变化
1）规则变化
构成方法原级比较级最高级单音节词和少数多音节词一般在词尾加-er/ə/或-est/ist/coldfast以字母e结尾的形容词，加-r或-estnicelarge重读闭音节词只有一个辅音字母时，应先双写辅音字母；再加-er或-estbighot以“辅音字母+y”结尾的双音节词，先改“+y”结尾的双音节词，先改“y”为“i”,再加-er或-esteasyearly多音节词和部分双音节词在词前加more或mosttiredeasily
2）不规则变化：
原级比较级最高级many/muchlittle/fewgood/wellbad/illfarold(表新旧)(表兄弟姊妹之间的长幼)3）比较级前的修饰词：much,even甚至,(by)far大大地,alittle有点,abit有点,still,yet,alot很,非常

常考知识点一:形容词的比较级和最高级的构成
（1）.以不发音的e结尾，直接加-r或-st:nice—nicer—nicestlarge—larger—largest
（2）.以辅字母+y结尾的，变y为i，再加-er或-est:
easy—easier—easiesthappy—happier—happiest
（3）.以“辅元辅”结尾的，双写末尾字母，再加-er或-est:big—bigger—biggest
常见的还有：thin,fat,wet,red,sad
hot—hotter—hottest

（4）.不规则变化：good—better—bestmany/much—more—most
(好坏多少远老)bad—worse—worstlittle(少)—less—least
far—farther/further—farthest/furthest
old—older/elder—oldest/eldest
（5）.其他较短的单词，直接在词尾加-er或-est。small—smallershort—shorter
（6）.对于较长的单词，在其前加more，most即可。popular—morepopular—themostpopular
delicious—moredelicious—themostdelicious

【中考题】1.ThisT-shirtisnotlargeenough.Pleaseshowmea_______one.
A.largeB.largerC.largest
2.Sheisthe____________(good)studentinherclass.注意：下列词为易错，few—fewernew—newer—newestclever—cleverertired—moretiredpleased—morepleased
常考知识点二:含有比较级的句型结构
1)Ais...thanB:A比B更....Theearthisbiggerthanthemoon.
2)Adosth...thanB:A比B更....Heworksharderthanus.
【中考题】Chinahasbecomemuch__________(strong)thanbefore.Weareproudofher.
3)Which/Whois....,AorB?“A和B哪个/谁更...?”
4)...and...“越“越来越...”
Whenspringcomes,thedaysaregettinglongerandlonger.
5)moreandmore...“越来越...”
Thesongisbecomingmoreandmorepopular.
【中考题】
Manypeopleprefertravelbyplane.Theythinkaplaneisfasterand_______(safe)thanatrain.6）the....,the...“越...就越...”
Thebusierheis,thehappierhefeels.
Themoreyouhave,themoreyouwant.
【中考题】---CanyoutellmewhyyoulearnEnglishsowell?
---It’sverysimple.________youwork,________gradesyouwillget.
A.Theharder,thebestB.Thehard,thebetter
C.Harde