2.先行词:定语从句所修饰的词就叫做先行词,它一般是由名词、代词或句子充当。如:
The boy who is singing at the stage is only nine years old. 在舞台上唱歌的那个男孩今年才九岁。(先行词是名词)
Anyone that is willing to help others is welcome to our group. 任何愿意帮助他人的人都欢迎来参加我们的组织。(先行词是代词)
His mother is out of danger, which excites their family very much. 他母亲脱离了危险,这件事情使他们家兴奋不已。(先行词是句子)