To achieve a score of 90 on the English test in junior high school, you need to focus on several key areas:

1. Vocabulary: Learn and practice new words regularly. Use flashcards or an app to help you memorize them.

3. Reading Comprehension: Improve your reading skills by reading English books, articles, or stories. Pay attention to context clues to help you understand unfamiliar words.

4. Listening: Listen to English audio materials, such as podcasts, songs, or movies with subtitles. This will help you improve your listening comprehension and pick up new vocabulary.

6. Writing: Write essays, summaries, or diary entries in English. Ask for feedback from your teacher or peers to improve your writing skills.

By focusing on these areas and practicing regularly, you can achieve a high score on your English test. Remember, consistency and dedication are key to improving your English skills.