Unit9 定语从句讲义 2023-2024学年人教版英语九年级全册

定语 用来修饰、限定名词或代词。根据位置可分为前置定语和后置定语。一般可以翻译成“的”。 1. She is a lovely girl. _______做定语 2. I have two tennis balls. _______做定语 3. The girl under the tree is my daughter. _______做定语 4. She has a pencil box. _______做定语 5. The school bag there belongs to me. _______做定语 6. This is a good place to have a picnic. _______做定语 7. He has a friend called Bob. _______做定语 8. The boy playing basketball is very talented. _______做定语 9. He likes music that has great lyrics. _______做定语 定语从句 一、定义 在复合句中，一个句子做定语，这个句子叫做定语从句。被修饰的词叫先行词。引导定语从句的词叫关系词。 解题步骤：1. 有两个及以上动词 2. 从句位置在名词或介词后 3. 判断从句中缺少的成分 二、分类（了解） 限制性定从：是先行词不可缺少的部分。删掉它，主句句意不明确。 非限制性定从：是先行词的附加说明。删掉它，不影响句意。主句从句之间通常用逗号隔开。 ①连接（主从句） 三、关系词的作用 ②代替（先行词） ③充当(从句句子)成分 四、关系代词的基本用法 （一）who指___, 在定从中做_____或_____,做____时,_____省略。 ① The man who washes his car every day is rich. （二）whom指___, 在定从中做_____,_____省略。 ② The woman who/whom/ ∅ I talk with is my physics teacher. （三）which指____，在定从中做____/____，做____时，____省略。 ③ I enjoy movies which make me think. ④ The chair which/∅ you are sitting on is made in China. （四）that指____/____，在定从中做____/____，做____时，____省略 ⑤ A plane is a machine that can fly. ⑥ The movie that/which/∅ I watch last night was amazing. ⑦ He doesn't know the man that wrote this book. ⑧ The man that/∅ I saw yesterday prefers country music. （五）whose指____/____，在定从中做____，表所属关系，____省略。 ⑨ This is the little girl whose parents both are teachers. ⑩ I bought the book whose color is red. 五、关系代词用法注意点 （一）只能用that不能用which（代特高/序双） ①先行词是不定代词时：all, everything, nothing, anything, something… Everything that we have seen in the shop is wonderful. ②先行词中含有特指的词时：the only, the very恰好, the last, the same… This is the very book that she is looking for. ③当先行词被最高级/序数词修饰时 I will always remember the best/first lesson that I learned. ④当先行词中既有人又有物时（因为which只指物不指人） I don't know the things and persons that they are talking about. （二）只能用which/who/whom不能用that ①先行词是人时，最好用who/whom 先行词为those/one 指人时，用who/whom ②非限制性定语从句中，不能用that ③由“介词+关