The Attributive Clause引导定语从句的关系词关系代词：that,which,who,whom,whose关系副词：when, where, why限定性定语从句对先行词具有限制作用，使该词的含义更加具体。 Those who wish to go to the park must be at the gate by 7:50 am. Do you like the gift that I gave you? 非限定性定语从句和主句的关系不是十分密切，从句只是作一些附加说明。主句和从句之间常用逗号分开。非限定性定语从句所修饰的可以是一个词，也可以是整个主句所说的内容。 He gave his mother a color TV for her birthday, which pleased her a lot. Mr Green , who came to see me yesterday, is an old friend of my father’s. who/ whom 引导定语从句指人，在从句中做主语时用 who, 做宾语时 who/whom 皆可，而且可省略；也用于非限定定语从句，但不能省略 He is the boy (who/whom) I like very much. The boss of the company, who(m) I met at a party last week, is a billionaireWhich 引导定语从句1. 指物，在从句中做主语或宾语 I live in a house which was build ten years ago. These are the photos(which) I took in the USA.2. 用于非限定性定语从句，指物或一件事 The moon, which is nearer to the earth, has no light of its own. She married Joe, which surprised everyone.that 引导定语从句 只用于限定性定语从句，既可指人也可指物，在从句中作主语或宾语，作宾语时可省略 。 The woman that spoke to me in the shop used to live next door. There are some interesting TV plays (that) I’d like to see. 只用 that 不用 which/who 的情况 ⑴ 先行词为不定代词如 everything, nothing, anything, all, little, few 等 I’ ll do anything that I can to help you. I have said all that I want to say.⑵ 先行词由最高级修饰 This is the silliest thing that I have ever heard of.⑶ 先行词由序数词修饰 This is the first time that I’ve been here.⑷ 先行词中既有人又有物The authors and their works that I know are excellent. ⑸ 先行词被 all, the only, the very...
