The gap between C1 and C2 isn’t more grammar rules — it’s using the ones you already know on purpose. The Fine Line Between C1 and C2 Quick answer, if you're short on time: the jump from C1 to C2 isn't about learning new grammar — most C2 candidates already
Prepositions rarely follow logic — they follow patterns, and patterns can be learned. Learn the difference between "in the morning" and "on the morning"—a subtle preposition distinction that advanced English learners need to master for natural, precise English. Why Prepositions Confuse English Learners When we first start studying English, prepositions
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