<正>一、表示所属关系用于构成名词所有格。如:the secret of success the cover of the book the role of the teacher the poems of Li Bai还可以构成双重所有格。如:He is a friend of my father’s.Tom and Mike are classmates of mine.二、表示动宾关系of前是表示动作的名词或动名词,of后