In English Grammar, you learn about the rules controlling the various factors in the English language, it also teaches you how a sentence is formed and how words are arranged. A structure to the language is provided by Grammar.
Phonology, morphology, syntax, phonemics, semantics, and pragmatics are terms that are controlled by Grammar. Our English language is highly affected by these components that play a huge rule in our language skills.
We make use of many components of Grammar while speaking, reading, writing, etc. We would be unable to communicate if we did not know Grammar and its importance. Grammar is so important that it keeps our language and communication skills intact. There will always be more to learn about the English Grammar as it is an ocean of knowledge.
Grammar comes in place when you do not have to memorize every little bit, so that you do not go crazy! To not make you go through this, Grammar bring you a set of rules on how you must move forward with it. With Grammar, you learn how to communicate, it tells you how to form sentences so that the opposite person understands what you are trying to say.
Grammar learning helps you instill confidence while speaking and writing in English; it is a big confidence booster. Not just this, you also improve English language skills to be better at it.
So, these were some reasons why you must learn English Grammar!