题目内容：

a kind of,all kinds of,kind of和be kind to的意思区别
请讲的越具体越好,

优质解答

a kind of .的一种例; The cat is a kind of animal.all kinds of 所有种类的例：The restaurant offers all kinds of food.kind of=a little 有一点,稍微例：she is kind of smart.be kind to 对（某人）很亲切例：...