attributive(attributive clause)一篇读懂

定语从句(attributive clause)在复合句中修饰名词或代词的从句是定语从句。被定语从句修饰的词叫先行词，定语从句必须放在先行词后面

定语从句(attributive clause)在复合句中修饰名词或代词的从句是定语从句被定语从句修饰的词叫先行词，定语从句必须放在先行词后面定语从句一般由关系代词that, which, who, whom, whose和关系副词when, where, why引出。

关系代词和关系副词有两个作用：1把主句和从句连接起来；2在从句中作一个句子成分例如：There are plants which have neither roots nor leaves.一、 关系代词引出的定语从句

关系代词which指物，在从句中作主语或宾语；who指人，在从句中作主语或宾语；whom指人，在从句中作宾语；whose指人或物，在从句中作定语；that指人或物，常替代which, who或whom在从句中作主语或宾语。

例如：There are many sounds which (that) have a meaning and yet are not words.The few points that (which) the president stressed in his report are very important indeed.

The few points the president stressed in his report are very important indeed.Some people who (that) are successful language learners often fail in other fields.

Here is the man whom (who, that) you’ve been looking for.Here is the man you’ve been looking for.She lives in the house whose door and windows are broken.

How many students are there in your class whose parents serve in the government agencies?Taxes consist of money (that, which) people pay to support their government.

There are some people here（whom, who）I want you to meet.二、 关系副词引出的定语从句关系副词when（指时间），where（指地点），why (指原因) 等引出的定语从句分别用来修饰表示时间、地点、原因的先行词。

这些关系副词在从句中均作状语例如：At the time when I saw him, he was well.This is the place where the accident took place last night.

That is the reason why I am not in favor of your plan.三、 介词+引出的定语从句There are scientific ways in which man solves problems.

The girl to whom you spoke is my sister.The girl you spoke to is my sister.Ocean currents affect the climates of the lands near which they flow.

四、 限制性定语从句和非限制性定语从句1． 限制性定语从句The distance that light travels in one second is 300 thousand kilometers.

Those who want to go please sign their names here.This is the place where the Anti-Japanese War broke out.

Foods provide us with the nutrients ( that) we need.2． 非限制性定语从句Steel, which has many useful properties, is widely used in the machine-building industry.

Mr. Brown, who just came from Britain yesterday, will teach us accounting this term.She is go