2015职称英语《综合类》考试句型语序技巧(5)

　　2. 关系代词在定语从句中作宾语时，可以省略。

　　 Behind one door was a hungry tiger the guards had put there.

　　 The tiger would immediately jump upon the poor man the guards had brought to the arena.

　　3. whose只用作定语,可以用来指人或物; 若指物，它还可以同of which互换, 例如：

　　 They rushed over to help the man whose car had broken down.

　　 Please pass me the book whose cover is green.

　　关系副词引导的定语从句

　　关系副词可代替的先行词是时间、地点或理由的名词，在从句中作状语。

　　1. 关系副词when, where, why的含义相当于介词+ which结构，因此常常和介词+ which 结构交替使用，例如：

　　There are occasions when one must yield.

　　Beijing is the place where I was born.

　　Is this the reason why he refused our offer?

　　限制性和非限制性定语从句

　　例如：

　　1)This is the house which we bought last month.

　　The house, which we bought last month, is very nice.。

　　2) 当先行词是专有名词或物主代词和指示代词所修饰时，其后的定语从句通常是非限制性的，例如：