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C1

CEFR C1: Advanced

Master advanced proficiency. C1 learners express themselves fluently and handle complex topics with ease.

Start C1 Learning →Take Placement Test

What You Can Do at C1

Express ideas fluently and spontaneously
Use language flexibly for social, academic, and professional purposes
Produce clear, well-structured, detailed text on complex subjects
Understand a wide range of demanding, longer texts

Achieve Mastery

CEFR B2 - Upper Intermediate

Review previous level

CEFR C2 - Mastery

Reach native-like proficiency

English for Engineering

Use C1 in technical contexts