Book 2 Unit 1 GrammarThe Restrictive and Non-restrictive Attributive Clauses By WendyEnping No.1 Middle School.Teaching aims:1.Revise what we have learned in Book 1 Unit 4 and Unit 5;2.Master the Restrictive Attributive Clauses and the Non-restrictive Attributive Clauses and tell the differences between them;3.Application of the Non-Restrictive Attributive Clauses.定语从句:定语从句:在复合句中,修饰主句中的在复合句中,修饰主句中的一个名词或代词的句子一个名词或代词的句子先行词就是被定语从句修饰的名先行词就是被定语从句修饰的名词或代词,它总是出现在定语从词或代词,它总是出现在定语从句的前面。句的前面。关系词指用来引导定语从句的