good, well
better
best
ill, bad, badly
worse
worst
little
less
least
old
older elder
oldest eldest
many, much
more
most
far
farther
further
farthest (表距离)
furthest (表程度)
late
later
latter
latest (用于时间)
last (用于顺序)
（1）一般情况下，单音节或双音节的形容词（或副词）比较级＋er ， 最高级＋est
clever－cleverer－cleverest few－fewer－fewest small－smaller－smallest等
（2）以e结尾的词，比较级＋r，最高级＋st即可
nice－nicer－nicest
cute－cuter－cutest
large－larger－largest
（3）以辅音字母＋y结尾的变y为i＋er或est
easy－easier－easiest
happy－happier－happiest
再如：early , busy , heavy , dirty , lazy . 也如此
（4）双写最后一个辅音字母＋er或est的词同学要用心去记。
1. fat－fatter－fattest
2. thin－thinner－thinnest
3. hot－hotter－hottest
4. red－redder－reddest
5. wet－wetter－wettest
6. big－bigger－biggest
（5）多音节和部分双音节的词需要在形容词原级前＋more构成比较级，＋the most构成最高级。 beautiful －more beautiful － the most beautiful .
delicious , popular , important ,
interesting , expensive
双音节的词如
careful－more careful －the most careful
useful －more useful －the most useful .
少数单音节词也是这样如：
pleased－more pleased －the most pleased
tired－more tried －the most tired
温馨提示：答案为网友推荐，仅供参考