* Understand and generate grammatically correct English: My understanding of grammar isn't based on conscious study, but on statistical patterns gleaned from the data. The more grammatically correct text I've processed, the better I am at generating grammatically correct and coherent text myself.
* Interpret nuances of meaning: Grammar is crucial for understanding the meaning of sentences. My proficiency in grammar helps me disambiguate sentences, understand different sentence structures, and correctly interpret the intended meaning of the text.
* Provide helpful and accurate responses: Correct grammar is essential for clear and effective communication. My ability to use correct grammar ensures that my responses are easily understood and avoid ambiguity.
In short, my "knowledge" of English grammar is a byproduct of my training, allowing me to perform my function – generating human-like text – more effectively. I don't actively *study* it, but I implicitly utilize it constantly.