【what的用法】“what”是英语中一个非常常见的疑问词,主要用于提问,表示“什么”。在不同的语境中,“what”可以担任不同的语法角色,如主语、宾语、表语等。掌握“what”的正确用法,有助于提高英语表达的准确性与自然性。
一、What的基本用法总结
| 用法类型 | 用法说明 | 例句 |
| 疑问句 | 用于询问事物、内容或情况 | What is your name? |
| 宾语从句 | 引导宾语从句,作动词或介词的宾语 | I don’t know what he said. |
| 表语从句 | 引导表语从句,作系动词后的表语 | The question is what we should do next. |
| 主语从句 | 引导主语从句,作句子的主语 | What he said surprised everyone. |
| 感叹句 | 用于感叹句中,强调所谈论的内容 | What a beautiful day it is! |
二、What与其他疑问词的区别
| 疑问词 | 用途 | 举例 |
| What | 询问事物、内容、情况 | What did you eat for lunch? |
| Who | 询问人 | Who is coming to the party? |
| Where | 询问地点 | Where are you going? |
| When | 询问时间 | When will you arrive? |
| Why | 询问原因 | Why are you late? |
| How | 询问方式、程度、状态 | How are you feeling today? |
三、常见错误与注意事项
1. What不能单独作为主语:
错误:What is very important.
正确:It is very important what you do.
2. What引导的名词性从句需注意语序:
错误:Do you know what he is doing?(正确)
错误:Do you know what is he doing?(错误)
3. What后面接不可数名词时,通常不加冠词:
正确:What advice did she give me?
错误:What an advice did she give me?
四、What的特殊用法
1. What...like结构:
- What do you like?(你喜欢什么?)
- What is this like?(这是什么样子的?)
2. What if...结构:
- What if it rains tomorrow?(如果明天下雨怎么办?)
3. What's more:
- What's more, he is also good at math.(此外,他数学也很好。)
五、总结
“what”是一个多功能的疑问词,在英语中使用频率极高。它不仅可以用于疑问句,还能引导各种从句,如宾语从句、主语从句和表语从句。掌握其基本用法和常见搭配,能帮助学习者更准确地表达自己的意思,避免常见的语法错误。
通过不断练习和实际运用,“what”的用法会变得更加自然和灵活。


