Attributive clauses non restrictive attributive clauses找规律 She has two brothers who are working in the city. She has two brothers, who are working in the city. 她有两个弟弟,他们在这个城市工作。 她有两个在这个城市工作的弟弟。非限制性定语从句 构成 : +,+ 关系词 先行词 She has two brothers, (who are working in the city). + 其他 部分关系词的指代关系 关系代词可以 指代整个主句 Mike sold his old furniture, which made his father angry.什么时候用非限? Spring Festival is coming, which always makes me miss my old friends. 1) 先行词是一个句子或句子的一部分时: I have never been to Shanghai, which is s