形容词原级比较级最高级.ppt

形容词比较级形容词比较等级的构成1.规则变化类别构成方法原级比较级最高级单音节词和少数双音节词一般直接加-er,-estlongtalllongertallerlongesttallest以不发音的e结尾，加-r,-stlatelargelaterlargerlatestlargest以辅音字母加y结尾时，变y为i,加-er,-esteasyhappyeasierhappiereasiesthappiest以重读闭音节结尾且末尾只有一个辅音字母时，双写辅音字母，再加-er,-estbighotbiggerhotterbiggesthottest多音节词和部分双音节词在原级前加more，mostcarefulmorecarefulmostcarefulbeautifulmorebeautifulmostbeautiful不规则变化原级比较级最高级good/wellbetterbestmany/muchmoremostbad/illworseworstlittlelessleastfarfarther(较远)further（进一步）farthest（最远）furthest（最大限度）oldolderelderoldest（年纪最大的）eldest（最年长的）说明人或事物本身的性质、特征或状态等，用原级Theflowersinthegardenarebeautiful.有表示绝对概念的副词修饰时，如：very,so,too,enough,quite等，用原级Theboyistooyoung.A与B的比较肯定句：A...+as+原级+as+BEnglishisasinterestingasChingese.原级的用法2)否定句：A...+not+as/so+原级+as+BThisbookisntsonewasthatone.否定句相当于“less+部分双音节词或多音节词的原级+than”HethinksChineseislessinterestingthanEnglish.3)A是B的...倍A...+倍数+as+原级+as+BOurschoolisthreetimesasbigastheirs.4)...是...的一半halfas+原级+asHerroomishalfasbigasyours.比较级的用法1.两者进行比较A...+-er+than+BLilysroomisbiggerthanmine.注：为了避免重复，在从句中常用theone,theones,that,those等代替前面出现的名词。theone代替可数名词单数形式，that代替不可数名词。TheweatherinBeijingiscolderthanthatinGuangzhouinwinter.2.有表示程度的副词修饰时，如：alittle,abit,afew,alot,much,even,still,far,rather等，用比较级Itsmuchcoldertodaythanyesterday.3.哪一个更.....Which/Whois+-er,AorB?Whoistaller,LiMingorTom?4.几倍于.....倍数+-er+thanIamthreeyearsyoungerthanyou.5.两者之中比较......的一个（ofthetwo）the+-erMaryisthetallerofthetwins.6.越来越...-er+and-ermoreandmoreItsgettingwarmerandwarmerinspring.Thestorybecamemoreandmoreinterestingintheend.7.越...就越...the+-er，the+-erThemore，thebetter.最高级的用法1.三个或三个以上进行比较the+-est...+in/of...ShanghaiisthebiggestcityinChina.2.在三者或者三者以上的人物中进行选择Which/Whoisthe-est,