To learn English effectively in high school, you should follow these steps:

1. Consistent practice: Dedicate at least 30 minutes a day to English activities such as reading, writing, listening, and speaking.

3. Writing: Practice writing essays, summaries, and responses to improve your grammar and expression skills.

4. Listening: Listen to English podcasts, songs, and videos to enhance your listening comprehension and pick up new vocabulary.

6. Study resources: Utilize online resources, textbooks, and teachers' guidance to deepen your understanding of English grammar, vocabulary, and idioms.

7. Reflect and adjust: Regularly assess your progress and identify areas for improvement. Adjust your learning strategies accordingly.

By following these steps consistently, you can effectively learn English in high school.