形容词的比较级和最高级有哪些？

形容词的和最高级有两种形式：一，规则形式；二，不规则形式（指具有比较意思，但不用规则句型。）；
一，规则形式有：
1，形容词和多音节形容词比较级的构成；S（主语）+be+
adj.-er
/
more
+
adj.（原形）than
+S.
如：（1）Tom
is
taller
than
his
sister.
（2）Wang
lin
is
more
outgoing
than
his
brother.
2,
单音节形容词和多音节形容词最高级的构成：S+be+the
+adj-est
/
most
+
adj.(原形)
+
of
/
in
...
如：（1）Lili
is
the
fattest
in
her
class.（2）Mary
is
the
most
beautiful
in
her
family.
二、不规则的比较级，如：He
likes
summer
best.等等。