高考常考的从句是什么

高考英语中常考的从句类型主要包括以下三大类，每类在语法结构和应用场景上都有所不同：

一、定语从句

定义与作用

修饰名词或代词，起形容词作用，可作主语、宾语、表语或同位语。

引导词

- 关系代词：that, which, who, whom, whose, as

- 关系副词：where, when, why。

典型结构

- 限制性定语从句：The book which I bought yesterday is very interesting.

- 非限制性定语从句：The city where I was born is very beautiful. 。

二、名词性从句

定义与作用

在句子中作主语、宾语、表语或同位语，本身不能单独成句。

常见类型

- 主语从句：What he said at the meeting surprised everyone.

- 宾语从句：I wonder if she will call you tomorrow.

- 表语从句：The problem is that we don't have enough time.

- 同位语从句：This is the reason why he was late. 。

引导词

- 从属连词：that, if, whether

- 连接代词：who, whoever, whom, whose, what, whatever。

三、状语从句

定义与作用

表示时间、地点、原因、条件、目的等，用连词引导。

常见类型

- 时间状语从句：Although it was raining, they still went to school.

- 地点状语从句：Where I was born is very beautiful.

- 原因状语从句：The reason why he was absent is that he was ill.

- 条件状语从句：If you work hard, you will succeed. 。

四、其他易混淆点

限制性/非限制性定语从句：

前者用that（不可省略），后者用which（可省略）。

介词+关系代词：如in which, on which。

建议考生通过大量练习巩固各类从句的用法，注意从句与主句的逻辑关系，以及引导词的选用。