"What"是英语中常用的疑问代词，主要有五种问句句型："What is...?"询问定义或性质，"What are...?"询问特征或属性，"What do...?"询问职业、兴趣或行为，"What does...mean?"询问单词或短语的意思，"What happened...?"询问事件或情况的发生过程或结果。灵活运用这些句型能够帮助更好地表达和理解。
1. What is...?
这种句型用于询问某个事物的定义或性质。
例如：
- What is English?
- English is a language spoken worldwide.
2. What are...?
这种句型用于询问某些事物的特征或属性。
例如：
- What are the benefits of learning a foreign language?
- The benefits of learning a foreign language include better communication skills and improved job prospects.
3. What do...?
这种句型用于询问某人的职业、兴趣或行为等。
例如：
- What do you do for a living?
- I am a teacher.
4. What does...mean?
这种句型用于询问某个单词或短语的意思。
例如：
- What does "ambitious" mean?
- Ambitious means having a strong desire to succeed.
5. What happened...?
这种句型用于询问某个事件或情况的发生过程或结果。
例如：
- What happened during the meeting?
- The boss announced some major changes to the company's strategy.
