To improve your English proficiency in junior high school, follow these steps:

1. Consistent practice: Regularly study and use English to build fluency. Practice speaking, listening, reading, and writing daily.

3. Grammar mastery: Understand the basic rules of English grammar and practice using them correctly. Review common mistakes to avoid them in the future.

4. Reading comprehension: Read English texts, such as books, articles, and essays. This will help you understand different sentence structures and expand your vocabulary.

6. Speaking practice: Speak English as much as possible. Participate in class discussions, join language exchange groups, or practice with a language partner.

7. Writing exercises: Write essays, journals, or letters in English to improve your writing skills. Get feedback from teachers or peers to identify areas for improvement.

8. Keep learning: Set personal goals and track your progress. Continue learning and practicing to achieve your desired level of English proficiency.