To prepare for the English subject in a Master's entrance exam, focus on improving your reading comprehension, vocabulary, grammar, and writing skills. Start by reading English newspapers, novels, and academic articles to enhance your understanding of complex texts. Use flashcards or language learning apps to expand your vocabulary daily. Practice grammar by solving exercises from reputable textbooks or online resources. Regularly write essays or diary entries to improve your writing skills, and if possible, get feedback from teachers or peers. Additionally, take practice tests to familiarize yourself with the exam format and timing. By consistently working on these areas, you can improve your English proficiency for the Master's entrance exam.