同位语从句和定语从句最大的区别
why引导的同位语从句与定语从句的区别？
why引导的同位语从句与定语从句的区别？
why引导定语从句，先行词只有一个，就是The reason如：The reason why he was late was that he got up late this morning.而why引导同位语从句，一般只在have no idea之类的句式中出现。如：I have no idea why he was late.其实，在这种句式中have no ideadont know的意思。所以，有些语法书上并不把这类从句算作同位语从句的。