三个英语复合句（英语简单复合句举例）

三个复合句，分别是含有定语从句的复合句，含有状语从句的复合句，含有名词性从句的复合句。如：How this happened is not clear to anyone.主语从句

I’ve come from Mr wang with a message that he won’t be able to see you this afternoon同位语从句。