능동과 수동

능동으로 써도 자연스러운 동사

• Improve
  • My English improved.
• Change
  • The scene changed.
  • You have changed.
  • My number has changed.
• Open
  • The door is open.

수동

• I got promoted.

형용사

• I'm finished. (마친 상태)
• I'm drunk.