Question: what are the five key principles of grammar?
Answer: Word order. Word order is the most important element of what is known as syntax. ...  Punctuation. Punctuation is another main element of syntax. ...  3 Tense and aspect. Tense and aspect are the most import parameters applying to verbs; and verbs are fundamental to all statements. ...  4 Use of determiners. ...  5 Use of connectors.