because because of有何差别（because和because of到底怎么区别）

1、词性不同

because是连词，后面跟从句；

because of是名词性的短语，后跟名词、代词或相类似的词

He came to work late because he got up late.
He came to work late because of getting up late.

他上班迟到是因为他起晚了。

2、搭配不同

because 所引导的从句除用作原因状语外，还可用作表语。

复合介词 because of 所引导的介词短语通常用作状语而不用作表语。

It is because he loves you.

那是因为他爱你。

He was absence because of the rain.

他因雨缺席。