1.We like music.2.We can dance to the music.We like music that we can dance to .• 1.We like dogs.2.The dogs are lovely.We like dogs which are lovely.I know the boy who is playing the guita.I know the boy.The boy is playing the guita.I have an apple.An apple is red.I have an apple that/which is red.修饰先行词 an apple I like some friends. Some friends like sports.I like friends who/that like sports. 修饰先行词 friends John is just the boy.I want to see the boy.John is just the boy (whom/that ) I want to see .1.He has a friend.The friend’s father is a doctor.He has a friend whose father is a doctor.Let’s make up some sentences.• 1. Mary is a girl.• 2. Mary has long hair.• 1.John is just the boy.• 2.I want to see the boy.John is just the boy I want to see.Mary is a girl who/that has long hair.(whom/that)• 1.Football is a game.• 2.Football is liked by most boys.• 1.He has a friend.• 2. The friend’s father is a doctor.Football is a game which/that is liked by most boys.He has a friend whose father is a doctor.The Attributive clause 定语从句概念 : 在复合句中修饰名词或代词 的句子 . (Attributive clause)Mary is a beautiful girl.Mary is a girl who has long hair.形容词作定语句子作定语 , 修饰 girl, 叫做定语从句先行词关系词定语从句Mary is a girl who has long hair.关系代词关系副词which, who, whom, whose, thatWhere, when, why• Make a conversation like this:• A: What kind of music do you like?• B: I like the music that / which I can dance to.• A: What kind of books do you like?• B: I like the books which / that are interesting.• A: What kind of people do you like?• B: I like the people…• A: What kind of …• 1.It is a book that can tell people • the meaning of a ...