As an English teacher in junior high school, it is crucial to have a strong command of the English language. You should be able to speak, read, write, and listen to English fluently. Additionally, you need to have a deep understanding of grammar, vocabulary, and pronunciation rules.
To teach English effectively, you must also be knowledgeable about teaching methods and strategies that cater to the learning styles of teenagers. This includes using interactive activities, games, and technology to make lessons engaging and fun.