宾语从句是英语语法中的一个重要概念，它指的是在一个句子中作为宾语的从句。宾语从句通常由一个引导词引导，下面是一些常见的宾语从句引导词及其用法：
- That
That是最常用的宾语从句引导词之一，它通常用来引导陈述句，例如：
- She said that she would come to the party.
- He believes that exercise is good for health.
- If/Whether
If和Whether通常用来引导一些疑问句或选择句，例如：
- I don't know if/whether he is coming to the meeting.
- She asked if/whether I wanted to have dinner with her.
- Wh- Words
Wh- Words包括Who、Whose、What、Which、When、Where、Why等，它们通常用来引导一些疑问句或选择句，例如：
- I don't know who will be the next president.
- Please tell me what you want for your birthday.
- How
How通常用来引导一些疑问句或选择句，它们通常涉及到一些方式或方法，例如：
- She asked me how to cook this dish.
- He wondered how he could improve his English.
以上是一些常见的宾语从句引导词及其用法归纳总结，希望对大家学习英语语法有所帮助。
