English grammar is the set of rules that defines the structure of various expressions in the English language such as the formation of words, sentences and phrases. English grammar went through several stages before reaching what it is now. [1] The number of letters in the English alphabet is 26, and it is divided into consonants and vowels, and they are written in upper or lower case. (2)
A sentence in the English language consists of several components: subject, verb, subject, complement, and adverb [3]. The number of times in it is two: the present and the past, while the future tense needs an auxiliary verb to form it. (4)
The word in the English language is mainly categorized into a verb, noun, adjective, adverb, preposition, specific object, pronoun, and conjugate. Word order is very important in a sentence, the actual phrase may have a compound structure, and there are many expressions for which prepositions are used.