be familiar to 和with的区别：中文含义不同、用法不同。be familiar to中文翻译为“为…所熟悉”，后接sb，强调的是人；be familiar with中文翻译为“精通”、“同…相好”，后接sth，强调人所熟悉的事物。
一、be familiar to的含义及用法
be familiar to意为为…所熟悉，固定搭配为be familiar to sb。
例句：The main declaration should be familiar to any C programmer.
C程序员应当熟悉main声明。
The following should be familiar to Rails developers.
Rails开发人员应该熟悉下面的代码。
Because I dont think anybody here will be familiar to your words, but me.
所以我认为两个讲汉语的男人世界并不精彩也不有味。
The language adopted in the book must be familiar to young children.
书中的语言必须是学生比较熟悉的。
Dart reintroduces class in a way that will be familiar to most Java programmers.
Dart以一种大多数java程序员所熟悉的方式再次引入了类。
Sporadically I watch DVDs, listening those languages and seeing actors, which used to be familiar to me.
偶尔也看看DVD，看那些曾经熟悉的语言和演员。
二、be familiar with的含义及用法
be familiar with意为熟悉;精通;同…相好。固定搭配为be familiar with sth。
例句：His fans would already be familiar with Caroline
他的崇拜者们肯定已经很熟悉卡罗琳了。
Students should be familiar with the metric conversion table.
学生应该熟知公制换算表。
A supervisor in enterprise need to be familiar with running method.
企业的管理者要谙熟经略之法。
Don't be too familiar with him, he's a dishonest man.
别与他交往过密，他这人不诚实。
You seem to be on very familiar terms with your tutor.
你似乎和你的导师之间很随便。
Be familiar with internal control's theory and method.
熟悉企业内部控制理论及方法。
