定语从句复习3非限制性定语从句及从句的运用课件.ppt

一. 形式上: 非限制性定语从句用逗号与主句隔开， 限制性定语从句则没有 请区分出下列句子哪些是限制性定语从句，那些是非限制性定语从句： The teacher told me that Tom was the only person that I could depend on. His mother, who loves him very much, is strict with him. China is a country which has a long history. China, which was founded in 1949, is becoming more and more powerful. Practice A 限制性定语从句：一般是一个名词 非限制性定语从句：可以是一个名词，也可 以是前面整个句子 Her son is very smart, which makes her happy. Her son who is smart makes her very happy. 二. 先行词 关系词： 非限制性定语从句不能用that， why引导 I have told him them the reason, __________ I didn’t attend the meeting. Her son is very smart, ______ makes her happy. for which which 三. 意义： 限制性定语从句： 非限制性定语从句： 修饰限定的作用 对主句起补充说明的作用 因此，在写作中要注意，如果是起修饰限定作用，则用限制性定语从句，起补充说明的作用，则用非限制性定语从句 Sydney , which has many places of interest is the biggest city in Australia. 悉尼是澳大利亚最大的城市，有很多的名胜古迹。 定语从句在写作中的运用 一. 定语从句的合成。 例1 那些未曾去过那个小村庄的人很难描绘出它的美丽。(It…)（2003） 例2 我发现很难与那些一贯固执已见的人合作。(…it…) (2004) It’s very hard for those people to describe its beauty. Those people haven’t been to the small village. Those people always stick to their own opinions. I find it (is) hard to cooperate with those people 定语从句合成四步法 找出相同词，确定主从句; 确定先行词，放到句首去。 第一步，从两个分句中找出指代相同的词（先行词）。 (1) The woman is over there. You met her in the street. (2) I often go to the factory. My father once worked in it. (3) The time is mentioned in the letter. He was a slave at that time. (4). The reason is known to us . He was late for this reason. (5) He gave me a book as a gift. Its cover was red. The woman her the factory it. The time that time The reason this reason a book Its 第二步，从两个分句中确定一个作 主句。其原则是看哪个句子能起概括作用，且合成定语从句后符合英语习惯和语法要求 (1) The woman is over there. You met her in the street. (2) I often go to the factory. My father once worked in it. (3) The time is mentioned in the letter. He was a slave at that time. (4). The reason is known to us . He was late for this reason. (5) He gave me a book as a gift. Its cover was red. 第三步：选择合适的关系代词或副词来替换从句中相应的部分。 （1