Meaning
Asks for the reason behind an event.
Formation
- The question word opens the sentence: どうして日本語を勉強しますか
- The answer uses から or ので
- なぜ is bookish, なんで is colloquial
When to use it
- Core use
- Asks for the reason behind an event
Example
どうして日本語を勉強しますか
Why do you study Japanese?
Important notes
- Word forms and particle choice depend on the pattern's role in the sentence.
Common mistakes
- Do not reorder or reshape the highlighted parts to match English word order.