定语从句是英语中一个非常重要的语法结构，它可以用来修饰名词或代词，增加句子的信息量和表达的精度。而定语从句的引导词则是定语从句的关键，不同的引导词在定语从句中的作用和用法也不尽相同。下面是定语从句引导词表格，希望对大家学习和记忆定语从句有所帮助。
| 引导词 | 用法 | 例句 | | --- | --- | --- | | that | 用于限定性定语从句，修饰人或物，可省略 | The book that I bought yesterday is very interesting. | | which | 用于非限定性定语从句，修饰事物，不可省略 | My new car, which I bought last week, is very fast. | | who | 用于限定性定语从句，修饰人，可作主语或宾语 | The girl who is sitting next to me is my sister. | | whom | 用于限定性定语从句，修饰人，只能作宾语 | The man whom I met yesterday is a doctor. | | whose | 用于限定性定语从句，修饰人或物，表示所属关系 | The boy whose bike was stolen is very upset. | | where | 用于限定性定语从句，修饰地点 | The hospital where I was born is no longer there. | | when | 用于限定性定语从句，修饰时间 | The day when we met was unforgettable. |
以上就是定语从句引导词表格，希望大家能够通过学习和记忆这些引导词，更好地掌握定语从句的用法和技巧。记住，定语从句虽然有些难度，但只要我们勤加练习，就一定能够掌握好这一语法结构，写出流畅、准确的英语句子。
