3、以辅音字母+y结尾的.形容词和副词的比较级和最高级是把-y去掉,加上-ier和-est构成.
happy happier happiest early earlier earliest
4、以一个辅音字母结尾其前面的元音字母发短元音的形容词的比较级和最高级是双写该辅音字母然后再加-er和-est。 eg. big bigger biggest
5、少数双音节和多音节形容词的比较级和最高级需用more和most加在形容词前面来构成。
beautiful more beautiful most beautiful
difficult more difficult most difficult
6、不规则变化的形容词的比较级和最高级:
原级比较级最高级
good/well better best
many/much more most
bad/badly/ill worse worst
little less least
far farther(further) farthest(furthest)
