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mosttiredeasily2）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,sadhot—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—leastfar—farther/further—farthest/furthestold—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—themostpopulardelicious—moredelicious—themostdelicious【中考题】1.ThisT-shirtisnotlargeenough.Pleaseshowmea_______one.A.largeB.largerC.largest2.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,thebetterC.Harde