Attributive Clause定语从句一、定义定语从句:修饰名词或代词的从句。换句话说,名词、代词后的从句叫定语从句。 先行词:被定语从句修饰的名词、代词、甚至词组或句子叫先行词。 关系词 :引导定语从句的词叫关系词。1关系代词:在定语从句中担任主、宾、表、定语成分2关系副词:在定语从句中担任状语成分关系词3个功能:1. 连接功能(连接先行词与定语从句); 2. 担任功能(在定语从句中担任主、宾、表、定、状语); 3. 替代功能(在定语从句中代替先行词)。关系代词在定语从句中充当主语的是: who, that, which, as 宾语的是: who, whom, that, which, as 定语的是: whose, which先行词是人时,关系代词是:who, whom, that, as 先行词是物时,关系代词是:which, that, whose, as关系副词有:when (先行词为时间), where (先行词为地点), why (先行词为原因)关系副词 = 介词 +