English is one of the languages where millions of people in the world are speaking as the official language of a nation. English was introduced by British decades which made Indians to adapt English as the second language various approaches has been developed to teach English language from the school level to higher education level . These article enclose two parts where the first part deals with the description of history of English, role of grammar in English, importance of grammar in English language where grammar plays an important role in English which makes expected guide to speak, read, hear and write. Second parts deals with the different approaches of teaching English language like traditional approach ,conventional approaches & innovative approach .traditional approach where it overviews four language teaching methods, conventional approach explores four EFL /ESL approaches and innovative approach provides a comprehensive overview of six modern approaches and objectives ,advantages and disadvantages are provided for each approachEnglish is one of the languages where millions of people in the world are speaking as the official language of a nation. English was introduced by British decades which made Indians to adapt English as the second language various approaches has been developed to teach English language from the school level to higher education level . These article enclose two parts where the first part deals with the description of history of English, role of grammar in English, importance of grammar in English language where grammar plays an important role in English which makes expected guide to speak, read, hear and write. Second parts deals with the different approaches of teaching English language like traditional approach ,conventional approaches & innovative approach .traditional approach where it overviews four language teaching methods, conventional approach explores four EFL /ESL approaches and innovative approach provides a comprehensive overview of six modern approaches and objectives ,advantages and disadvantages are provided for each approachKey words:- Approaches, Traditional, Conventional, Innovative, EFL, ESL