人教版高中英语必修必修二Unit 1 Cultural relics grammar课件（共27张）

优秀课件，精彩无限！ The Attributive Clause III 定语从句 定语从句：修饰某一名词或代词的从句叫定语从句。相当于形容词的功能，又叫形容词性从句。定语从句一般紧跟在它所修饰的名词或代词之后。 Tom is a boy who is kind to others. 定语从句表现形式为： 引导词+不完整的句子 引导词的选择根据被修饰的名词或代词及后面句子所缺的成分。 1>.先行词： 被定语从句修饰的名词或代词叫先行词。 2>.关系词：引导定语从句的词叫关系词。 ①>关系词 关系代词: that, which, who, whom, whose, as 关系副词: when, where, why ②>关系词功能： A.引导定语从句; B.代替先行词； C.在定语从句中担当一个成分。 The man who is shaking hands with my father is a policeman. 秘诀大放送 确定定语从句引导词的三大决定因素 先行词 先行词的修饰语 引导词在定语从句中的成分 relative pronoun 关系代词 指代 在定语从句中 所充当的成分 人 物 句子 主语 宾语 定语 who whom which that as whose 1. 限制性定语从句是先行词在意义上不可缺少的定语，如果去掉，主句的意思就不完整或失去意义。这种从句和主句的关系十分密切，写时不用逗号分开。译法上译成先行词的定语“...的” 限制性定语从句中作宾语的关系代词可省略。 限制性定语从句和非限制性定语从句 China is a country which has a long history. In the street I saw a man who was from Africa. 限制性定语从句举例： Toronto is a city (that) I' ve always wanted to visit. 2.非限制性定语从句只是对先行词的补充说明，如删除，主句仍能表达完整的意思，用逗号“，”与主句隔开。通常译成主句的并列句。 非限制性定语从句中，关系词不可省略。 非限制性定语从句举例 ： His mother, who loves him very much, is strict with him. China, which was founded in 1949, is becoming more and more powerful. -->that, why不引导非限制性定语从句 -->关系代词在非限制性定语从句中作宾语时不可省略，若指人时，只用whom，不用who -->which可以代表前面整个句子, 在定语从句中做主语或宾语。 Tom was late for school again and again, which made his teacher very angry. These tables are made of metal, which made them very heavy. As: 引导的非限制性定语从句可以放在主句之前、主句之后，甚至还可以分割主句。常常有“正如”意义，常用于一些固定结构中： as we all know 正如我们所知道的那样 as is known to us all 众所周知 as we all can see 正如我们大家都能看到的那样 as is often the case 情况常常是这样 as might be expected 正如所预料的那样 as often happens 正如经常发生的一样 He is from the south, as we can know from his accent. John, as you know, is a famous writer. As is known to all, China is a developing country. {5C22544A-7EE6-4342-B048-85BDC9FD1C3A} as which 指代 只能指代整个主句的内容 既可指代整个主句的内容，又可指代主句的一部分或单个的名词或代词。 位置 可位于主句之前，之中或之后 引导的从句只能位于主句之后 意义 正如，好像 这，那 功能 起连接上下文的作用，表达说话人的观点，看法，并指出主句内容的根据或出处等。 引导的从句在意义上相当于一个并列句 as, which引导的非限制性定语从句的区别： 当先行词受the same, such, so, as修饰时，关系词常考虑用as。 I’ve never heard such stories as he tells. He has got such a good chance as everyone else wants. 他得到了一个其他每个人都想要的一个好机会。 This is so interesting a book as he wants to buy. This is so interesting a book that he ... ...