大致有下面几种(以下是我个人总结的,仅供参考):一、名词性从句其中又包括主语从句、同位语从句、宾语从句、表语从句What I have is only a piece of bread.(What引导的主语从句)News spread in the village that he came back.(that引导的同位语从句)I think that you are right.(that引导的宾语从句)What I appreciate is that you are brave.(that引导的标语从句)二、形容词性从句也就是定语从句The mountain is beautiful from the top ...