状语从句,是从句的形式做状语,修饰的是主句的谓语动词而定语从句,是从句的形式做定语,修饰的是主句中的某个名词、代词区分的话,简单的说,从句修饰主句谓语的是状语从句从句修饰主句中的名词袱埂递忌郛涣店惟锭隶性成分的,是定语从句.如:I still remember the day when she 1st came to school.(定语从句,修饰先行词the day)I stopped eating when she came in.(状语从句,修饰stopped)
修饰动词、形容词、副词、句子的是状语,表示原因、让步、假设、时间、地点、方式等。例如:Luckily,he g旦厂测断爻登诧券超猾ot back his book.幸运地,他得回了他的书。修饰句子He is very good.他很好。修饰形容词good。He studies very hard。修饰副词hard。hard修饰动词。修饰名词的是定语。He is a good student.good修饰名词。表语是放在系动词之后,说明主语的身份、状态、性质和特征。He is good.good放在系动词之后,作表语