What are the main skills required to teach English Language properly?

Skills, language knowledge, communicative skills, psychology knowledge as well

confidence intellegence and and perception

Effective Communication, Group Dynamics, Listening Skills, Goal Setting, Presentation Skills , Dealing with Criticism,

Tenses is main skill  to teach English language. Speaking is also a good method to teacheEnglish  language .

Speaking, Listening, Writing, Reading and presentation skill.

Confidence, teaching capabilities and command on English language are the basic requirements to teach English language.

Know the Grammar (Syntax) right before sharing it with others