初中英语近义词——because , because of

because , because of

　　二者均表示“因为”

　　because是连词，引导状语从句。

　　We stayed at home because it rained.

　　因为下雨，我们呆在家。

　　because of是短语介词，后面接名词性词语。

　　We stayed at home because of the rain .

　　因为下雨，我们呆在家。