首先我们来看下be friendly to和be friendly with的大致意思：
be friendly to：词性为短语，
be friendly with：词性为短语，
通过下面的表格我们了解下be friendly to和be friendly with的含义、发音和用法
接下来让我们看下be friendly to和be friendly with的用法区别：
1.用法上的区别：be friendly to表示对某人的态度友好，善待某人；而be friendly with表示与某人友好相处或交往。
例子：
- He is always friendly to strangers.
(他总是对陌生人很友好。)
- She is friendly with her neighbors.
(她和邻居们相处得很友好。)
2.语法结构的区别：be friendly to后面接人作宾语；而be friendly with后面接人作宾语。
例子：
- We should be friendly to everyone.
(我们应该对每个人都友好。)
- I am friendly with everyone and get along well with them.
(我很友好，和大家都能相处得很好。)
3.语义的区别：be friendly to强调对他人的友好态度和行为；而be friendly with强调与他人保持友好关系或交往。
例子：
- He is always friendly to his friends.
(他对朋友总是很友好。)
- I like to be friendly with my colleagues.
(我喜欢和同事们保持友好关系。)
4.句子结构的区别：be friendly to常用于肯定句或否定句；而be friendly with常用于肯定句或疑问句。
例子：
- He is friendly to me.
(他对我很友好。)
- Are you friendly with others?
(你是个很友好的人吗？)