1、kind of “稍微，有点”，相当于a little，a bit ，a little bit
修饰形容词或者副词
This cat is kind of cute.这只小猫有点可爱。
2、a kind of"一种，有几分"修饰名词
Apples are a kind of fruit.
苹果是一种水果。
3、kinds of
all kinds of 各种各样的
different kinds of 不同种类的
There are all kinds of fruits in the supermarket.
超市里有各种各样的水果。