词尾变化原级比较级最高级单音节词在词尾加-er(比较级)或-est(最高级)以字母e接尾的词加-r或-sttallhardlargewide以重读闭音节结尾的词末尾只有一个辅音字母应双写辅音字母再加er或estbighotthinfatwet以辅音字母+y结尾的词变为i再加-er,或-esthappydryearly多音节词和多数双音节词在其前面加more和mostdifficultpopularslowlytallerharderlargerwidertallesthardestlargestwidestbiggerhotterfatterthinnerbiggesthottestfattestthinnesthappierdrierearlierhappiestdriestearliestmoredifficultmorepopularmoreslowlymostdifficultmostpopularmostslowly形容词副词的比较级和最高级不规则变化
原级比较级最高级good/wellbetterbestmany/muchmoremostbad/badly/illworseworstlittlelessleastoldolder/elderoldest/eldestfarfarther/furtherfarthest/furthestimportant_______________________________easy______________________________________happy____________________________________thin___________________________________good____________________________________hot_____________