同位语从句和定语从句的三点区别 同位语从句和定语从句很相似,但还是有区别的,区别主要在以下三方面: 1. 从词类上区别 同位语从句前面的名词只能是idea,fact,news,hope,belief,suggestion,proposal,word,thought,doubt,truth,possibility,promise,order等有一定内涵的名词,而定语从句的先行词可以是名词、代词、主句的一部分或是整个主句。如: The possibility that the majority of the labour force will work at home is often discussed.人们经常讨论大多数劳动力将会在家里工作的可能性 (同位语从句) We are not looking into the question whether he is worth trusting. 我们正在调查的问题不是他是否值得信赖的问题 (同位语从句) Word came that he had been abroad. 据说他已经出国了 (同位语从句)