===== C2 Exit Criteria =====
**What it is:** Indicators of near-native performance.  
**What it’s for:** Confirm you can operate fully in English environments.  
**Example:** You can write and speak with natural phrasing and strong control.

===== You are at C2 if you can =====
  * Understand virtually all spoken/written English, including idioms and humor.
  * Speak spontaneously with precise nuance and excellent pronunciation.
  * Write sophisticated texts with strong style and almost no errors.
  * Switch register easily (casual ↔ formal) without sounding unnatural.

===== Hard words (Glossary) =====
  * *virtually* /ˈvɜːtʃuəli/: gần như
  * *humor* /ˈhjuːmə/: hài hước
  * *sophisticated* /səˈfɪstɪkeɪtɪd/: tinh vi/cao cấp
  * *unnatural* /ʌnˈnætʃərəl/: không tự nhiên