高考语法突破——原因状语从句引导词归纳
引导原因状语从句的连词
1）because因为，强调直接原因。如：
I study English because it is useful for my work.
我学英语因为它对我的工作有好处。
She is in bed because she is ill.
她没有起床因为她病了。
Because they lived on the edge of the Persian Empire, they were ruled by the king of Persia.
因为他们住在波斯帝国边上，他们由波斯国王统治。
