But that is the point.
You are no longer a beginner. You are not even intermediate.
You are in the "Advanced Purgatory." You understand Friends without subtitles (mostly), but you still freeze when a native speaker uses the word "albeit" or tells a joke about sarcasm. Curso de Ingles - Vaughan 4.0 - Nivel Avanzado ...
You understand English perfectly, but your mouth has a filter. You translate in your head. You look for the "safe" word instead of the exact word.
Buy a good pair of headphones. The audio drills are relentless, and your neighbors don't need to hear you trying to pronounce "rural" ten times in a row. But that is the point
Beyond the Classroom Wall: Is Vaughan 4.0 the Ultimate Stress Test for Advanced English?
Most advanced courses treat you like a fragile tourist. Vaughan treats you like a future native speaker. You will leave the course not with a certificate, but with the ability to think in English. And for an advanced learner, that is the only metric that matters. You are in the "Advanced Purgatory
At an advanced level, Vaughan assumes you know the rules. They don't care if you can conjugate "to run." They care if you can use "to run," "to run into," "to run over," and "to run out of" in a split-second decision during a heated debate. If you are an advanced learner, you have a specific problem: The Passive Filter.